SUPPLEMENTAL AGREEMENT NO. 15 to Purchase Agreement No. 03729 between THE BOEING COMPANY and SOUTHWEST AIRLINES CO. Relating to Boeing Model 737-8 and 737-7 Aircraft


SUPPLEMENTAL AGREEMENT XX. 00


xx

Xxxxxxxx Xxxxxxxxx Xx. 00000

between

THE BOEING COMPANY

and

SOUTHWEST AIRLINES CO.

Relating to Boeing Model 737-8 and 737-7 Aircraft

THIS SUPPLEMENTAL AGREEMENT No. 15 (SA-15), entered into as of June 14, 2021, is made between THE BOEING COMPANY, a Delaware corporation (Boeing), and SOUTHWEST AIRLINES CO., a Texas corporation (Customer).


RECITALS:

WHEREAS, Customer and Boeing entered into Purchase Agreement Number PA-03729 dated December 13, 2011, as amended and supplemented, (Purchase Agreement) relating to the purchase and sale of Boeing Model 737-8 (737-8 Aircraft) and Model 737-7 aircraft (737-7 Aircraft); collectively the “Aircraft”. This SA15 is an amendment to and is incorporated into the Purchase Agreement. Capitalized terms used herein but not otherwise defined will have the meaning set forth in the Purchase Agreement;

WHEREAS, Customer requests and Boeing agrees to the acceleration of ten (10) Original Option Aircraft positions from 2023 into 2022, and revise the scheduled delivery stream as applicable;

WHEREAS, Customer requests and Boeing agrees to the slide of six (6) 737-7 MAX Aircraft from June 2022 into July, September, November and December 2022, and revise the scheduled delivery stream as applicable;

WHEREAS, Customer requests and Boeing agrees to the acceleration of one (1) 737-7 MAX Aircraft from August 2023 to July 2023, and revise the scheduled delivery stream as applicable;

WHEREAS, Boeing and Customer agree to amend the Purchase Agreement to make certain changes to the Letter Agreements as a result of the respective changes in this SA-15.

NOW, THEREFORE, the parties agree that the Purchase Agreement is amended as set forth below and otherwise agree as follows:

[***] = Certain identified information has been excluded from the exhibit because it is both not material and is of the type that the registrant treats as private or confidential.


SWA-PA-03729	1	SA-15
BOEING PROPRIETARY

1.TABLE OF CONTENTS.

The Table of Contents of the Purchase Agreement is deleted in its entirety and replaced with a new Table of Contents (attached), which lists the Tables, Exhibits, and Letter Agreements revised by this SA15 and is identified by “SA15”. Such revised Table of Contents is incorporated into the Purchase Agreement by this reference.

2.TABLES.

Table 1B, Aircraft Delivery, Description, Price and Advance Payments – 737-7 Aircraft, is deleted in its entirety and replaced by a new Table 1B (identified by "SA-15") attached hereto and incorporated into the Purchase Agreement by this reference.

3.LETTER AGREEMENTS.

3.1.Letter Agreement SWA-PA-03729-LA-1106474R5, Option Aircraft, and its Attachment 1 are deleted in their entirety and are replaced with the attached revised Letter Agreement SWA-PA-03729-LA-1106474R6 and its Attachment 1.

3.2.Letter Agreement SWA-PA-03729-LA-2100814, [***], and its Attachments A, B-1, and B-2 are deleted in their entirety and are replaced with the attached revised Letter Agreement SWA-PA-03729-LA-2100814R1 and its Attachments A, B-1, and B-2.

4.SA-15 ADVANCE PAYMENT IMPACT.

4.1.Due to the acceleration of ten (10) Original Option Aircraft Positions contemplated hereunder, Customer [***]

4.2.Due to the deferral of six (6) 737-7 MAX Aircraft contemplated hereunder, Customer [***]

4.3.Due to the acceleration of one (1) 737-7 MAX Aircraft contemplated hereunder, Customer [***]


SWA-PA-03729	2	SA-15
BOEING PROPRIETARY

The Purchase Agreement is deemed to be supplemented to the extent herein provided and as so supplemented will continue in full force and effect.

EXECUTED IN DUPLICATE as of the day and year first above written.


THE BOEING COMPANY			SOUTHWEST AIRLINES CO.

By: /s/ Xxxxxx J May			By: /s/ Xxxxx Xxxxxx

Name: Carson J. May			Name: Xxxxx Xxxxxx

Its: Attorney-In-Fact			Its: SVP Finance and Treasurer


SWA-PA-03729	3	SA-15
BOEING PROPRIETARY


TABLE OF CONTENTS
ARTICLES	TITLES
Article 1	Quantity, Model and Description		SA-2
Article 2	Delivery Schedule
Article 3	Price
Article 4	Payment		SA-2
Article 5	Additional Terms
TABLE	TITLE
1A	737-8 Aircraft Information Table	SA-14
1B	737-7 Aircraft Information Table	SA-15
EXHIBIT
A1	737-8 Aircraft Configuration	SA-11
A2	737-7 Aircraft Configuration	XX-0
X-0	737-8 Remarket Aircraft Configuration	SA-12
B*	Aircraft Delivery Requirements and Responsibilities
B-1	Remarket Aircraft Technical	SA-12
	Acceptance and Delivery Requirements and Responsibilities
SUPPLEMENTAL EXHIBITS	TITLES
AE1*	Escalation Adjustment/Airframe and Optional Features
BFE1	BFE Variables for 737-8	SA-7
BFE2	BFE Variables for 737-7	SA-8
CS1	Customer Support Variables
CS1-7MAX	Customer Support Variables	XX-0
XX0*	Engine Escalation/Engine Warranty and Patent Indemnity


SWA-PA-03729			SA-15
			Page 1
BOEING PROPRIETARY


SLP1*			Service Life Policy Components


LETTER AGREEMENTS	TITLES
SWA-PA-03729-LA-1106463R3	Open Matters		SA-8
SWA-PA-03729-LA-1106464*	[***]
SWA-PA-03729-LA-1106465*	[***]
SWA-PA-03729-LA-1106466	[***]
SWA-PA-03729-LA-1106467R2	[***]		XX-0
XXX-XX-00000-XX-0000000*	[***]
SWA-PA-03729-LA-1106469R1	[***]		XX-0
XXX-XX-00000-XX-0000000X0	[***]	XX-0
XXX-XX-00000-XX-0000000X0	Xxxxxxxxxx Aircraft		SA-12
SWA-PA-03729-LA-1106473R2	[***]		SA-12
SWA-PA-03729-LA-1106474R6	Option Aircraft		SA-15
SWA-PA-03729-LA-1106475R5	[***]		SA-14
SWA-PA-03729-LA-1106476R2	[***]		SA-8
SWA-PA-03729-LA-1106477*	[***]
SWA-PA-03729-LA-1106478	[***]
SWA-PA-03729-LA-1106479R1	[***]		XX-0
XXX-XX-00000-XX-0000000X0	[***]		SA-2
SWA-PA-03729-LA-1106481R2	[***]		SA-2
SWA-PA-03729-LA-1106482*	[***]
SWA-PA-03729-LA-1106483*	[***]
SWA-PA-03729-LA-1106484R2	[***]		SA-12
SWA-PA-03729-LA-1106485*	[***]


SWA-PA-03729			SA-15
			Page 2
BOEING PROPRIETARY


LETTER AGREEMENTS	TITLES
SWA-PA-03729-LA-1209080	[***]	XX-0
XXX-XX-00000-XX-0000000	[***]	XX-0
XXX-XX-00000-XX-0000000	[***]	SA-2
SWA-PA-03729-LA-1301168R3	[***]	SA-6
SWA-PA-03729-LA-1301170R3	[***]	XX-00
XXX-XX-00000-XX-0000000	[***]	XX-0
XXX-XX-00000-XX-0000000	Service Ready Operational Validation	XX-0
XXX-XX-00000-XX-0000000	[***]	SA-7
SWA-PA-03729-LA-1602486R1	[***]	XX-00
XXX-XX-00000-XX-0000000	737-8 Remarket Production Aircraft	SA-12
SWA-PA-03729-LA-2100700	737-8 Open Configuration Matters –	SA-12
	Remarket Production Aircraft
SWA-PA-03729-LA-2100811	[***]	XX-00
XXX-XX-00000-XX-0000000	[***]	XX-00
XXX-XX-00000-XX-0000000	[***]	SA-12
SWA-PA-03729-LA-2100814R1	[***]	XX-00
XXX-XX-00000-XX-0000000	[***]	XX-00
XXX-XX-00000-XX-0000000	[***]	XX-00

XXX-XX-00000-XX-0000000	[***]	XX-00


XXX-XX-00000			XX-00
			Page 3
BOEING PROPRIETARY


LETTER AGREEMENTS	TITLES
SWA-PA-03729-LA-2100984	[***]	SA-12

* Denotes revision to Page 1 or Page 2 only to reference 737-7 (SA-2)


SWA-PA-03729			SA-15
			Page 4
BOEING PROPRIETARY

INACTIVE / DELETED TABLES, EXHIBITS, AND LETTER AGREEMENTS

RESTRICTED LETTER AGREEMENTS


Letter Agreement	Title	Last Updated under SA	Current Status
SWA-PA-03729-LA-1106472R1	[***]	SA-2	Deleted under XX-0
XXX-XX-00000/00000-XX-0000000	[***]	SA-2	Deleted under XX-0


XXX-XX-00000			SA-15
			Page 5
BOEING PROPRIETARY


Table 1B To
Purchase Agreement No. PA-03729
Aircraft Delivery, Description, Price and Advance Payments
000-0 Xxxxxxxx

Xxxxxxxx Xxxxx/XXXX:

Engine Model/Thrust:

737-7 77,000 pounds

CFMLEAP-1B27C(1)26,400 pounds

Detail Specification:

Airframe Price Base Year/Escalation Formula:

D019A008SWA17P-1

Jul-11

ECI-MFG/CPI

Airframe Price:

[***]

Engine Price Base Year/Escalation Formula:

N/A

Optional Features:

[***]

Sub-Total of Airframe and Features:

[***]

Airframe Escalation Data:

Engine Price (Per Aircraft):

[***]

Base Year Index (ECI):

[***]

Aircraft Basic Price (Excluding BFE/SPE):

[***]

Base Year Index (CPI):

[***]

Buyer Furnished Equipment (BFE) Estimate: [***]

Seller Purchased Equipment (SPE) Estimate: [***]

Delivery

Date*

Original Delivery Date*

Number of

Aircraft

Escalation Factor (Airframe)

Manufacturer

Escalation Estimate Adv Payment Base Price Per A/P

Advance Payment Per Aircraft (Amts. Due/Mos. Prior to Delivery):

Serial

Number**

Escalation

Factor

[***]1

Note

At Signing

[***]

24 Mos.

[***]

21/18/12/9/6 Mos.

[***]

Total

[***]

Jan-2022

Apr-2019

[***]

42586

[***]

Jan-2022

Apr-2019

[***]

42587

[***]

Jan-2022

Apr-2019

[***]

42588

[***]

Jan-2022

May-2019

[***]

42589

[***]

Feb-2022

May-2019

[***]

42590

[***]

Feb-2022

Aug-2019

[***]

42561

[***]

Feb-2022

Aug-2019

[***]

42569

[***]

Xxx-0000

[***]

42614

[***]

May-2022

Feb-2024

[***]

42620

[***]

Xxx-0000

[***]

42621

[***]

May-2022

Apr-2024

[***]

42623

[***]

Xxx-0000

[***]

42627

[***]

May-2022

Jun-2024

[***]

42629

[***]

May-2022

Jul-2024

[***]

42631

[***]

Xxx-0000

[***]

42602

[***]

Jul-2022

Jul-2023

[***]

42603

[***]

Jul-2022

Aug-2023

[***]

42604

[***]

Jul-2022

Sep-2023

[***]

42609

[***]

Jul-2022

Sep-2024

[***]

42635

[***]


		XX-00
XXX-XX-00000 107953-1F 116795-1F 116953-1F	Boeing Proprietary	Page 1


Table 1B To
Purchase Agreement No. PA-03729
Aircraft Delivery, Description, Price and Advance Payments
737-7 Aircraft

Delivery

Date*

Original Delivery Date*

Number of

Aircraft

Escalation Factor (Airframe)

Manufacturer

Escalation Estimate Adv Payment Base Price Per A/P

Advance Payment Per Aircraft (Amts. Due/Mos. Prior to Delivery):

Serial

Number**

Escalation

Factor

[***]1

Note

At Signing

[***]

24 Mos.

[***]

21/18/12/9/6 Mos.

[***]

Total

[***]

Xxx-0000

[***]

42638

[***]

Jul-2022

Nov-2024

[***]

42642

[***]

Jul-2022

Jan-2023

[***]

42591

[***]

Jul-2022

Feb-2023

[***]

42592

[***]

Xxx-0000

[***]

42595

[***]

Aug-2022

Nov-2023

[***]

42613

[***]

Aug-2022

Dec-2023

[***]

42616

[***]

Aug-2022

Jan-2024

[***]

42618

[***]

Aug-2022

Jan-2024

[***]

(*) 737-8 Sub

[***]

Aug-2022

Jan-2024

[***]

(*) 737-8 Sub

[***]

Aug-2022

Jan-2024

[***]

(*) 737-8 Sub

[***]

Aug-2022

Feb-2024

[***]

(*) 737-8 Sub

[***]

Aug-2022

Feb-2024

[***]

(*) 737-8 Sub

[***]

Aug-2022

Feb-2024

[***]

(*) 737-8 Sub

[***]

Aug-2022

Mar-2024

[***]

(*) 737-8 Sub

[***]

Sep-2022

Mar-2024

[***]

(*) 737-8 Sub

[***]

Sep-2022

Mar-2024

[***]

(*) 737-8 Sub

[***]

Sep-2022

[***]

(*) 737-8 Sub

[***]

Sep-2022

[***]

(*) 737-8 Sub

[***]

Sep-2022

Apr-2028

[***]

(*) 737-8 Sub

[***]

Sep-2022

Apr-2028

[***]

(*) 737-8 Sub

[***]

Sep-2022

May-2028

[***]

(*) 737-8 Sub

[***]

Sep-2022

May-2028

[***]

(*) 737-8 Sub

[***]

Sep-2022

Apr-2023

[***]

42598

[***]

Sep-2022

May-2028

[***]

(*) 737-8 Sub

[***]

Oct-2022

Jun-2028

[***]

(*) 737-8 Sub

[***]

Oct-2022

Jun-2028

[***]

(*) 737-8 Sub

[***]

Oct-2022

Jul-2028

[***]

(*) 737-8 Sub

[***]

Oct-2022

Jul-2028

[***]

(*) 737-8 Sub

[***]


		XX-00
XXX-XX-00000 107953-1F 116795-1F 116953-1F	Boeing Proprietary	Page 2


Table 1B To
Purchase Agreement No. PA-03729
Aircraft Delivery, Description, Price and Advance Payments
737-7 Aircraft

Delivery

Date*

Original Delivery Date*

Number of

Aircraft

Escalation Factor (Airframe)

Manufacturer

Escalation Estimate Adv Payment Base Price Per A/P

Advance Payment Per Aircraft (Amts. Due/Mos. Prior to Delivery):

Serial

Number**

Escalation

Factor

[***]1

Note

At Signing

[***]

24 Mos.

[***]

21/18/12/9/6 Mos.

[***]

Total

[***]

Oct-2022

Aug-2028

[***]

(*) 737-8 Sub

[***]

Oct-2022

Aug-2028

[***]

(*) 737-8 Sub

[***]

Oct-2022

Sep-2028

[***]

(*) 737-8 Sub

[***]

Nov-2022

Sep-2028

[***]

(*) 737-8 Sub

[***]

Nov-2022

Sep-2028

[***]

(*) 737-8 Sub

[***]

Nov-2022

Oct-2028

[***]

(*) 737-8 Sub

[***]

Nov-2022

Oct-2028

[***]

(*) 737-8 Sub

[***]

Nov-2022

Oct-2028

[***]

(*) 737-8 Sub

[***]

Nov-2022

Nov-2028

[***]

(*) 737-8 Sub

[***]

Xxx-0000

[***]

42600

[***]

Dec-2022

Nov-2028

[***]

(*) 737-8 Sub

[***]

Dec-2022

Nov-2028

[***]

(*) 737-8 Sub

[***]

Dec-2022

Dec-2028

[***]

(*) 737-8 Sub

[***]

Dec-2022

Dec-2028

[***]

(*) 737-8 Sub

[***]

Dec-2022

Jan-2029

[***]

(*) 737-8 Sub

[***]

Dec-2022

Aug-2024

[***]

42632

[***]

Jan-2023

Jul-21

[***]

42657

[***]

***737-8 Sub

[***]

Jan-2023

Jul-21

[***]

42671

[***]

***737-8 Sub

[***]

Feb-2023

Mar-22

[***]

42679

[***]

***737-8 Sub

[***]

Feb-2023

Mar-22

[***]

42678

[***]

***737-8 Sub

[***]

Feb-2023

Apr-22

[***]

42688

[***]

***737-8 Sub

[***]

Mar-2023

Apr-22

[***]

42681

[***]

***737-8 Sub

[***]

Mar-2023

Apr-22

[***]

42680

[***]

***737-8 Sub

[***]

Xxx-0000

Xxx-00

[***]

42684

[***]

***737-8 Sub

[***]

Apr-2023

May-22

[***]

42683

[***]

***737-8 Sub

[***]

Apr-2023

May-22

[***]

42682

[***]

***737-8 Sub

[***]

Apr-2023

Jun-22

[***]

42687

[***]

***737-8 Sub

[***]

May-2023

Jun-22

[***]

42686

[***]

***737-8 Sub

[***]

May-2023

Jun-22

[***]

42685

[***]

***737-8 Sub

[***]


		XX-00
XXX-XX-00000 107953-1F 116795-1F 116953-1F	Boeing Proprietary	Page 3


Table 1B To
Purchase Agreement No. PA-03729
Aircraft Delivery, Description, Price and Advance Payments
737-7 Aircraft

Delivery

Date*

Original Delivery Date*

Number of

Aircraft

Escalation Factor (Airframe)

Manufacturer

Escalation Estimate Adv Payment Base Price Per A/P

Advance Payment Per Aircraft (Amts. Due/Mos. Prior to Delivery):

Serial

Number**

Escalation

Factor

[***]1

Note

At Signing

[***]

24 Mos.

[***]

21/18/12/9/6 Mos.

[***]

Total

[***]

May-2023

Jul-22

[***]

42690

[***]

***737-8 Sub

[***]

Jun-2023

Jul-22

[***]

42689

[***]

***737-8 Sub

[***]

Jun-2023

Aug-22

[***]

42693

[***]

***737-8 Sub

[***]

Jul-2023

Aug-22

[***]

42695

[***]

***737-8 Sub

[***]

Jul-2023

Jan-23

[***]

42565

[***]

***737-8 Sub

[***]

Jul-2023

Jan-23

[***]

42565

[***]

***737-8 Sub

[***]

Aug-2023

Feb-23

[***]

42562

[***]

***737-8 Sub

[***]

Aug-2023

Feb-23

[***]

42564

[***]

***737-8 Sub

[***]

Xxx-0000

Xxx-00

[***]

42557

[***]

***737-8 Sub

[***]

Sep-2023

Apr-23

[***]

42555

[***]

***737-8 Sub

[***]

Oct-2023

May-23

[***]

42594

[***]

***737-8 Sub

[***]

Oct-2023

May-23

[***]

42568

[***]

***737-8 Sub

[***]

Oct-2023

Jun-23

[***]

42581

[***]

***737-8 Sub

[***]

Nov-2023

Jul-23

[***]

42582

[***]

***737-8 Sub

[***]

Nov-2023

Jul-23

[***]

42597

[***]

***737-8 Sub

[***]

Dec-2023

Aug-23

[***]

42593

[***]

***737-8 Sub

[***]

Dec-2023

Sep-23

[***]

42578

[***]

***737-8 Sub

[***]

Jan-2024

Sep-23

[***]

42601

[***]

***737-8 Sub

[***]

Jan-2024

Oct-23

[***]

42605

[***]

***737-8 Sub

[***]

Feb-2024

Dec-23

[***]

42583

[***]

***737-8 Sub

[***]

Feb-2024

Jan-24

[***]

42584

[***]

***737-8 Sub

[***]

Feb-2024

Jan-24

[***]

42585

[***]

***737-8 Sub

[***]

Mar-2024

Jan-24

[***]

42611

[***]

***737-8 Sub

[***]

Mar-2024

Feb-24

[***]

42596

[***]

***737-8 Sub

[***]

Mar-2024

Feb-24

[***]

42599

[***]

***737-8 Sub

[***]

Apr-2024

Feb-24

[***]

42612

[***]

***737-8 Sub

[***]

Apr-2024

Apr-24

[***]

42606

[***]

***737-8 Sub

[***]

Apr-2024

Apr-24

[***]

42617

[***]

***737-8 Sub

[***]

May-2024

May-24

[***]

42608

[***]

***737-8 Sub

[***]


		XX-00
XXX-XX-00000 107953-1F 116795-1F 116953-1F	Boeing Proprietary	Page 4


Table 1B To
Purchase Agreement No. PA-03729
Aircraft Delivery, Description, Price and Advance Payments
737-7 Aircraft

Delivery

Date*

Original Delivery Date*

Number of

Aircraft

Escalation Factor (Airframe)

Manufacturer

Escalation Estimate Adv Payment Base Price Per A/P

Advance Payment Per Aircraft (Amts. Due/Mos. Prior to Delivery):

Serial

Number**

Escalation

Factor

[***]1

Note

At Signing

[***]

24 Mos.

[***]

21/18/12/9/6 Mos.

[***]

Total

[***]

May-2024

May-24

[***]

42619

[***]

***737-8 Sub

[***]

May-2024

May-24

[***]

42622

[***]

***737-8 Sub

[***]

Jun-2024

Jun-24

[***]

42610

[***]

***737-8 Sub

[***]

Jun-2024

Aug-24

[***]

42626

[***]

***737-8 Sub

[***]

Jul-2024

Aug-24

[***]

42624

[***]

***737-8 Sub

[***]

Jul-2024

Sep-24

[***]

42630

[***]

***737-8 Sub

[***]

Aug-2024

Oct-24

[***]

42625

[***]

***737-8 Sub

[***]

Aug-2024

Oct-24

[***]

42636

[***]

***737-8 Sub

[***]

Aug-2024

Nov-24

[***]

42639

[***]

***737-8 Sub

[***]

Sep-2024

Dec-24

[***]

42640

[***]

***737-8 Sub

[***]

Sep-2024

Dec-24

[***]

42628

[***]

***737-8 Sub

[***]

Oct-2024

Feb-25

[***]

42643

[***]

***737-8 Sub

[***]

Oct-2024

Mar-25

[***]

42645

[***]

***737-8 Sub

[***]

Oct-2024

Mar-25

[***]

42644

[***]

***737-8 Sub

[***]

Nov-2024

Apr-25

[***]

42659

[***]

***737-8 Sub

[***]

Nov-2024

Apr-25

[***]

42660

[***]

***737-8 Sub

[***]

Dec-2024

May-25

[***]

42663

[***]

***737-8 Sub

[***]

Dec-2024

Jun-25

[***]

42667

[***]

***737-8 Sub

[***]

Jan-2025

Jul-25

[***]

42668

[***]

***737-8 Sub

[***]

Jan-2025

Aug-25

[***]

42675

[***]

***737-8 Sub

[***]

Feb-2025

Sep-25

[***]

42677

[***]

***737-8 Sub

[***]

Feb-2025

Sep-25

[***]

42676

[***]

***737-8 Sub

[***]

Feb-2025

Oct-25

[***]

42692

[***]

***737-8 Sub

[***]

Xxx-0000

Xxx-00

[***]

42696

[***]

***737-8 Sub

[***]

Xxx-0000

Xxx-00

[***]

42698

[***]

***737-8 Sub

[***]

Xxx-0000

Xxx-00

[***]

42700

[***]

***737-8 Sub

[***]

Apr-2025

Dec-25

[***]

42702

[***]

***737-8 Sub

[***]

Apr-2025

Dec-25

[***]

42701

[***]

***737-8 Sub

[***]

Apr-2025

[***]

67319

[***]


		XX-00
XXX-XX-00000 107953-1F 116795-1F 116953-1F	Boeing Proprietary	Page 5


Table 1B To
Purchase Agreement No. PA-03729
Aircraft Delivery, Description, Price and Advance Payments
737-7 Aircraft

Delivery

Date*

Original Delivery Date*

Number of

Aircraft

Escalation Factor (Airframe)

Manufacturer

Escalation Estimate Adv Payment Base Price Per A/P

Advance Payment Per Aircraft (Amts. Due/Mos. Prior to Delivery):

Serial

Number**

Escalation

Factor

[***]1

Note

At Signing

[***]

24 Mos.

[***]

21/18/12/9/6 Mos.

[***]

Total

[***]

May-2025

[***]

67321

[***]

May-2025

[***]

67320

[***]

May-2025

[***]

67322

[***]

Jun-2025

[***]

67323

[***]

Jun-2025

[***]

67324

[***]

Jul-2025

[***]

67325

[***]

Jul-2025

[***]

67326

[***]

Aug-2025

[***]

67328

[***]

Aug-2025

[***]

67327

[***]

Sep-2025

[***]

67330

[***]

Sep-2025

[***]

67329

[***]

Oct-2025

[***]

67333

[***]

Oct-2025

[***]

67332

[***]

Oct-2025

[***]

67331

[***]

Nov-2025

[***]

67335

[***]

Nov-2025

[***]

67334

[***]

Dec-2025

[***]

67338

[***]

Dec-2025

[***]

67337

[***]

Dec-2025

[***]

67336

[***]

Jan-2026

[***]

67339

[***]

Feb-2026

[***]

67340

[***]

Mar-2026

[***]

67342

[***]

Mar-2026

[***]

67341

[***]

Apr-2026

[***]

67343

[***]

May-2026

[***]

67345

[***]

May-2026

[***]

67344

[***]

Jun-2026

[***]

67346

[***]

Jul-2026

[***]

67347

[***]

Aug-2026

[***]

67348

[***]


		XX-00
XXX-XX-00000 107953-1F 116795-1F 116953-1F	Boeing Proprietary	Page 6


Table 1B To
Purchase Agreement No. PA-03729
Aircraft Delivery, Description, Price and Advance Payments
737-7 Aircraft

Delivery

Date*

Original Delivery Date*

Number of

Aircraft

Escalation Factor (Airframe)

Manufacturer

Escalation Estimate Adv Payment Base Price Per A/P

Advance Payment Per Aircraft (Amts. Due/Mos. Prior to Delivery):

Serial

Number**

Escalation

Factor

[***]1

Note

At Signing

[***]

24 Mos.

[***]

21/18/12/9/6 Mos.

[***]

Total

[***]

Sep-2026

[***]

67349

[***]

Oct-2026

[***]

67351

[***]

Oct-2026

[***]

67350

[***]

Nov-2026

[***]

67352

[***]

Dec-2026

[***]

67353

[***]

Jan-2027

[***]

67354

[***]

Feb-2027

[***]

67355

[***]

Mar-2027

[***]

67357

[***]

Mar-2027

[***]

67356

[***]

Apr-2027

[***]

67358

[***]

May-2027

[***]

67360

[***]

May-2027

[***]

67359

[***]

Jun-2027

[***]

67361

[***]

Jul-2027

[***]

67362

[***]

Aug-2027

[***]

67363

[***]

Sep-2027

[***]

67364

[***]

Oct-2027

[***]

67366

[***]

Oct-2027

[***]

67365

[***]

Nov-2027

[***]

67367

[***]

Dec-2027

[***]

67368

[***]

Jan-2028

[***]

67369

[***]

Feb-2028

[***]

67370

[***]

Mar-2028

[***]

67372

[***]

Mar-2028

[***]

67371

[***]

Apr-2028

[***]

67373

[***]

May-2028

[***]

67375

[***]

May-2028

[***]

67374

[***]

Jun-2028

[***]

67376

[***]

Jul-2028

[***]

67377

[***]


		XX-00
XXX-XX-00000 107953-1F 116795-1F 116953-1F	Boeing Proprietary	Page 7


Table 1B To
Purchase Agreement No. PA-03729
Aircraft Delivery, Description, Price and Advance Payments
737-7 Aircraft

Delivery

Date*

Original Delivery Date*

Number of

Aircraft

Escalation Factor (Airframe)

Manufacturer

Escalation Estimate Adv Payment Base Price Per A/P

Advance Payment Per Aircraft (Amts. Due/Mos. Prior to Delivery):

Serial

Number**

Escalation

Factor

[***]1

Note

At Signing

[***]

24 Mos.

[***]

21/18/12/9/6 Mos.

[***]

Total

[***]

Aug-2028

[***]

67378

[***]

Sep-2028

[***]

67379

[***]

Oct-2028

[***]

67381

[***]

Oct-2028

[***]

67380

[***]

Nov-2028

[***]

67382

[***]

Dec-2028

[***]

67383

[***]

Jan-2029

[***]

67385

[***]

Jan-2029

[***]

67384

[***]

Feb-2029

[***]

67386

[***]

Mar-2029

[***]

67388

[***]

Mar-2029

[***]

67387

[***]

Apr-2029

[***]

67389

[***]

May-2029

[***]

67391

[***]

May-2029

[***]

67390

[***]

Jun-2029

[***]

67393

[***]

Jun-2029

[***]

67392

[***]

Jul-2029

[***]

67395

[***]

Jul-2029

[***]

67394

[***]

Aug-2029

[***]

67397

[***]

Aug-2029

[***]

67396

[***]

Sep-2029

[***]

67399

[***]

Sep-2029

[***]

67398

[***]

Oct-2029

[***]

67400

[***]

Nov-2029

[***]

67401

[***]

Dec-2029

[***]

67403

[***]

Dec-2029

[***]

67402

[***]

Jan-2030

[***]

67404

[***]

Feb-2030

[***]

67405

[***]

Mar-2030

[***]

67407

[***]


		XX-00
XXX-XX-00000 107953-1F 116795-1F 116953-1F	Boeing Proprietary	Page 8


Table 1B To
Purchase Agreement No. PA-03729
Aircraft Delivery, Description, Price and Advance Payments
737-7 Aircraft

Delivery

Date*

Original Delivery Date*

Number of

Aircraft

Escalation Factor (Airframe)

Manufacturer

Escalation Estimate Adv Payment Base Price Per A/P

Advance Payment Per Aircraft (Amts. Due/Mos. Prior to Delivery):

Serial

Number**

Escalation

Factor

[***]1

Note

At Signing

[***]

24 Mos.

[***]

21/18/12/9/6 Mos.

[***]

Total

[***]

Mar-2030

[***]

67406

[***]

Apr-2030

[***]

67408

[***]

May-2030

[***]

67409

[***]

May-2030

[***]

67410

[***]

Jun-2030

[***]

67411

[***]

Jul-2030

[***]

67412

[***]

Aug-2030

[***]

67413

[***]

Sep-2030

[***]

67414

[***]

Oct-2030

[***]

67416

[***]

Oct-2030

[***]

67415

[***]

Nov-2030

[***]

67417

[***]

Dec-2030

[***]

67418

[***]


Total:			234

* [***]

** Manufacturer Serial Numbers (MSN) are for reference only and are subject to change.

*** [***]

Notes:

(1) [***]


		XX-00
XXX-XX-00000 107953-1F 116795-1F 116953-1F	Boeing Proprietary	Page 9


			The Boeing Company
			X.X. Xxx 0000
			Xxxxxxx, XX 981242207

SWA-PA-03729-LA-1106474R6

Southwest Airlines Co.

0000 Xxxx Xxxxx Xxxxx

X.X. Xxx 00000

Xxxxxx, Xxxxx 00000-0000

Subject: Option Aircraft

Reference: Purchase Agreement No. PA-03729 (Purchase Agreement) between The Boeing Company (Boeing) and Southwest Airlines Co. (Customer) relating to Model 737-8 aircraft and Model 737-7 aircraft

This letter agreement (Letter Agreement) amends and supplements the Purchase Agreement. All terms used but not defined in this Letter Agreement shall have the same meaning as in the Purchase Agreement.

1.Right to Purchase Option Aircraft.

Subject to the terms and conditions contained in this Letter Agreement, in addition to the Aircraft described in Table 1 to the Purchase Agreement as of the date of execution of this Letter Agreement, Customer will have the option to purchase additional Boeing Model 7378 aircraft as option aircraft (Option Aircraft).

2.Delivery.

The number of Option Aircraft and delivery dates are listed in the Attachment 1-A, 1-B, and 1-C (collectively Attachment 1) to this Letter Agreement. The Attachment 1-A Aircraft are the Original Option Aircraft (Original Option Aircraft), the Attachment 1-B Aircraft are the 2020 Option Aircraft (2020 Option Aircraft) and the Attachment 1-C Aircraft are the 2021 Option Aircraft (2021 Option Aircraft).

3.Configuration.

3.1.Subject to the provisions of Article 3.2, below, the configuration for the Option Aircraft will be the Detail Specification for Boeing Model 7378 aircraft at the revision level in effect at the time of Definitive Agreement (as defined in Article 8). Such Detail Specification will be revised to include (i) changes applicable to the Detail Specification that are developed by Boeing between the Option Exercise Date (as defined below) and the signing of the Definitive Agreement, (ii) changes required to obtain required regulatory certificates, and (iii) other changes as mutually agreed.


SWA-PA-03729-LA-1106474R6						SA-15
Option Aircraft						Page 1
BOEING PROPRIETARY

3.2 Boeing reserves the right to configure the Option Aircraft starting from a different configuration specification, provided that it can achieve the same configuration which would result pursuant to the provisions of Article 3.1.

4.[***]

5.[***]


SWA-PA-03729-LA-1106474R6						SA-15
Option Aircraft						Page 2
BOEING PROPRIETARY

6.[***]

7.[***]

8.[***]

9.Assignment.

Notwithstanding any other provisions of the Purchase Agreement, the rights and obligations described in this Letter Agreement are provided to Customer in consideration of Customer’s becoming the operator of the Option Aircraft and cannot be assigned in whole or in part.


SWA-PA-03729-LA-1106474R6						SA-15
Option Aircraft						Page 3
BOEING PROPRIETARY

10.Confidentiality

Customer understands that certain commercial and financial information contained in this Letter Agreement is considered by Boeing as confidential and has value precisely because it is not available generally to other parties. Customer agrees to limit the disclosure of the contents of this Letter Agreement to (a) its directors and officers, (b) employees of Customer with a need to know the contents for performing its obligations (including, without limitation, those employees performing accounting, finance, administration and other functions necessary to finance and purchase, deliver or lease the Aircraft) and who understand they are not to disclose its contents to any other person or entity (other than those to whom disclosure is permitted by this Article) without the prior written consent of Boeing and (c) any auditors and attorneys of Customer who have a need to know such information and have signed a confidentiality agreement in the same form and substance similar to this Article, or are otherwise bound by a confidentiality obligation. Disclosure to other parties is not permitted without Boeing’s consent except as may be required by applicable law or governmental regulations. Customer shall be fully responsible to Boeing for compliance with such obligations.


SWA-PA-03729-LA-1106474R6						SA-15
Option Aircraft						Page 4
BOEING PROPRIETARY


Very truly yours, THE BOEING COMPANY
By		/s/ Xxxxxx J May
Name		Carson J. May
Its		Attorney-In-Fact

ACCEPTED AND AGREED TO this
Date:	June 14, 0000

XXXXXXXXX XXXXXXXX CO.
By		/s/ Xxxxx Xxxxxx
Name		Xxxxx Xxxxxx
Its		SVP Finance and Treasurer


SWA-PA-03729-LA-1106474R6						SA-15
Option Aircraft						Page 5
BOEING PROPRIETARY


Attachment 1-A To
Letter Agreement No. 1106474
Aircraft Delivery, Description, Price and Advance Payments

Airframe Model/MTOW: 737-8

Engine Model/Thrust: CFMLEAP-1B28(1)

181,200 pounds

28,800 pounds

Detail Specification:

Airframe Price Base Year/Escalation Formula:

D019A008-S (5/1/2017) Jul-11

ECI-MFG/CPI

Airframe Price:

[***]

Engine Price Base Year/Escalation Formula:

N/A

Optional Features:

[***]

Sub-Total of Airframe and Features:

[***]

Airframe Escalation Data:

Engine Price (Per Aircraft):

[***]

Base Year Index (ECI):

[***]

Aircraft Basic Price (Excluding BFE/SPE):

[***]

Base Year Index (CPI):

[***]

Buyer Furnished Equipment (BFE) Estimate:

[***]

Seller Purchased Equipment (SPE) Estimate:

[***]

Non-Refundable Deposit/Aircraft at Def Agreement:

[***]

Delivery

Date

Number of

Aircraft

Escalation Factor (Airframe)

Escalation Factor

Option Exercise Date Deadline

[***]

Note

MSN

Escalation Estimate Adv Payment Base Price Per A/P

Advance Payment Per Aircraft (Amts. Due/Mos. Prior to Delivery):

At Signing

[***]

24 Mos.

[***]

21/18/12/9/6 Mos.

[***]

Total

[***]

Mar-2022

[***]

[***]1

Remarket Aircraft**

67206

[***]

Mar-2022

[***]

[***]1

Remarket Aircraft**

67205

[***]

Mar-2022

[***]

[***]1

Remarket Aircraft**

67207

[***]

Mar-2022

[***]

[***]1

Remarket Aircraft**

67208

[***]

Mar-2022

[***]

[***]1

Remarket Aircraft**

67209

[***]

Apr-2022

[***]

[***]1

Remarket Aircraft**

67210

[***]

Apr-2022

[***]

[***]1

Remarket Aircraft**

67211

[***]

Apr-2022

[***]

[***]1

Remarket Aircraft**

67212

[***]

Apr-2022

[***]

[***]1

Remarket Aircraft**

67213

[***]

Apr-2022

[***]

[***]1

Remarket Aircraft**

67214

[***]

Apr-2022

[***]

[***]1

Remarket Aircraft**

67216

[***]

Apr-2022

[***]

[***]1

Remarket Aircraft**

67215

[***]

May-2022

[***]

[***]1

Remarket Aircraft**

[***]

May-2022

[***]

[***]1

Remarket Aircraft**

67218

[***]

May-2022

[***]

[***]1

Remarket Aircraft**

67217

[***]

Jun-2022

[***]

[***]1

Remarket Aircraft**

[***]

Jun-2022

[***]

[***]1

Remarket Aircraft**

[***]

Jun-2022

[***]

[***]1

Remarket Aircraft**

[***]

Jun-2022

[***]

[***]1

Remarket Aircraft**

[***]

Jun-2022

[***]

[***]1

Remarket Aircraft**

[***]

Jun-2022

[***]

[***]1

Remarket Aircraft**

[***]

Jun-2022

[***]

[***]1

Remarket Aircraft**

[***]

Jun-2022

[***]

[***]1

Remarket Aircraft**

[***]

Jun-2022

[***]

[***]1

Remarket Aircraft**

[***]

Jun-2022

[***]

[***]1

Remarket Aircraft**

[***]

Jun-2022

[***]

[***]1

Remarket Aircraft**

[***]


		XX-00
XXX-XX-00000-XX-0000000 107813 116801-1F.txt	Boeing Proprietary	Page 1


Attachment 1-A To
Letter Agreement No. 1106474
Aircraft Delivery, Description, Price and Advance Payments

Delivery

Date

Number of

Aircraft

Escalation Factor (Airframe)

Escalation Factor

Option Exercise Date Deadline

[***]

Note

MSN

Escalation Estimate Adv Payment Base Price Per A/P

Advance Payment Per Aircraft (Amts. Due/Mos. Prior to Delivery):

At Signing

[***]

24 Mos.

[***]

21/18/12/9/6 Mos.

[***]

Total

[***]

Jun-2022

[***]

[***]1

Remarket Aircraft**

[***]

Jun-2022

[***]

[***]1

Remarket Aircraft**

[***]

Jul-2022

[***]

[***]1

Remarket Aircraft**

[***]

Jul-2022

[***]

[***]1

Remarket Aircraft**

[***]

Jul-2022

[***]

[***]1

Remarket Aircraft**

[***]

Aug-2022

[***]

[***]1

Remarket Aircraft**

[***]

Aug-2022

[***]

[***]1

Remarket Aircraft**

[***]

Aug-2022

[***]

[***]1

Remarket Aircraft**

[***]

Sep-2022

[***]

[***]1

Remarket Aircraft**

[***]

Oct-2022

[***]

[***]1

Remarket Aircraft**

[***]

Oct-2022

[***]

Oct-2022

[***]

Oct-2022

[***]

Nov-2022

[***]

[***]1

Remarket Aircraft**

[***]

Nov-2022

[***]

[***]1

Remarket Aircraft**

[***]

Nov-2022

[***]

[***]1

Remarket Aircraft**

[***]

Nov-2022

[***]

Nov-2022

[***]

Nov-2022

[***]

Dec-2022

[***]

[***]1

Remarket Aircraft**

[***]

Dec-2022

[***]

[***]1

Remarket Aircraft**

[***]

Dec-2022

[***]

[***]1

Remarket Aircraft**

[***]

Dec-2022

[***]

Dec-2022

[***]

Jan-2023

[***]

[***]1

Remarket Aircraft**

[***]

Jan-2023

[***]

[***]1

Remarket Aircraft**

[***]

Jan-2023

[***]

Feb-2023

[***]

[***]1

Remarket Aircraft**

[***]

Feb-2023

[***]

[***]1

Remarket Aircraft**

[***]

Feb-2023

[***]

[***]1

Remarket Aircraft**

[***]

Mar-2023

[***]

[***]1

Remarket Aircraft**

[***]

Mar-2023

[***]

[***]1

Remarket Aircraft**

[***]

Mar-2023

[***]

Apr-2023

[***]

[***]1

Remarket Aircraft**

[***]

Apr-2023

[***]

[***]1

Remarket Aircraft**

[***]

May-2023

[***]

[***]1

Remarket Aircraft**

[***]

May-2023

[***]

[***]1

Remarket Aircraft**

[***]

May-2023

[***]

[***]1

Remarket Aircraft**

[***]


		XX-00
XXX-XX-00000-XX-0000000 107813 116801-1F.txt	Boeing Proprietary	Page 2


Attachment 1-A To
Letter Agreement No. 1106474
Aircraft Delivery, Description, Price and Advance Payments

Delivery

Date

Number of

Aircraft

Escalation Factor (Airframe)

Escalation Factor

Option Exercise Date Deadline

[***]

Note

MSN

Escalation Estimate Adv Payment Base Price Per A/P

Advance Payment Per Aircraft (Amts. Due/Mos. Prior to Delivery):

At Signing

[***]

24 Mos.

[***]

21/18/12/9/6 Mos.

[***]

Total

[***]

Jun-2023

[***]

[***]1

Remarket Aircraft**

[***]

Jun-2023

[***]

[***]1

Remarket Aircraft**

[***]

Jul-2023

[***]

[***]1

Remarket Aircraft**

[***]

Jul-2023

[***]

[***]1

Remarket Aircraft**

[***]

Jul-2023

[***]

[***]1

Remarket Aircraft**

[***]

Jul-2023

[***]

Jul-2023

[***]

Aug-2023

[***]

[***]1

Remarket Aircraft**

[***]

Sep-2023

[***]

Sep-2023

[***]

Nov-2023

[***]

Nov-2023

[***]

Dec-2023

[***]

Dec-2023

[***]

Mar-2024

[***]

Apr-2024

[***]

Apr-2024

[***]

Apr-2024

[***]

Apr-2024

[***]

May-2024

[***]

May-2024

[***]

May-2024

[***]

Jun-2024

[***]

Jun-2024

[***]

Jun-2024

[***]

Jan-2025

[***]

Jan-2025

[***]

Jan-2025

[***]

Feb-2025

[***]

Feb-2025

[***]

Feb-2025

[***]

Mar-2025

[***]

Mar-2025

[***]

Mar-2025

[***]

Mar-2025

[***]

Apr-2025

[***]

Apr-2025

[***]

Apr-2025

[***]


		XX-00
XXX-XX-00000-XX-0000000 107813 116801-1F.txt	Boeing Proprietary	Page 3


Attachment 1-A To
Letter Agreement No. 1106474
Aircraft Delivery, Description, Price and Advance Payments

Delivery

Date

Number of

Aircraft

Escalation Factor (Airframe)

Escalation Factor

Option Exercise Date Deadline

[***]

Note

MSN

Escalation Estimate Adv Payment Base Price Per A/P

Advance Payment Per Aircraft (Amts. Due/Mos. Prior to Delivery):

At Signing

[***]

24 Mos.

[***]

21/18/12/9/6 Mos.

[***]

Total

[***]

Apr-2025

[***]

May-2025

[***]

May-2025

[***]

Previously Earned

***

[***]

May-2025

[***]

Previously Earned

***

[***]

May-2025

[***]

Previously Earned

***

[***]

Jun-2025

[***]

Previously Earned

***

[***]

Jun-2025

[***]

Previously Earned

***

[***]


Total:			109

* [***]

** [***]

*** [***]

Note:

(1[***].


		XX-00
XXX-XX-00000-XX-0000000 107813 116801-1F.txt	Boeing Proprietary	Page 4


			The Boeing Company
			X.X. Xxx 0000
			Xxxxxxx, XX 981242207

SWA-PA-03729-LA-2100814R1

Southwest Airlines Co.

0000 Xxxx Xxxxx Xxxxx

X.X. Xxx 00000

Xxxxxx, Xxxxx 00000-0000

Subject: [***]

References: 1) Purchase Agreement No. PA-03729 (Purchase Agreement) between The Boeing Company (Boeing) and Southwest Airlines Co. (Customer) relating to Model 737-8 and 737-7 aircraft (Aircraft)

2) Letter Agreement SWA PA 03729 LA-1106474R6 entitled “Option Aircraft” (Option Aircraft Letter Agreement)

This letter agreement (Letter Agreement) amends and supplements the Purchase Agreement. All terms used but not defined in this Letter Agreement will have the same meaning as in the Purchase Agreement.

1.Definitions.

[***]

Option Aircraft will have the meaning specified in Letter Agreement Number LA-1106474R6 relating to Option Aircraft.

Original Option Aircraft will have the meaning specified in Letter Agreement Number LA-1106474R6 relating to Option Aircraft.

2020 Option Aircraft will have the meaning specified in Letter Agreement Number LA-1106474R6 relating to Option Aircraft.


						Page 1
			BOEING PROPRIETARY

2021 Option Aircraft will have the meaning specified in Letter Agreement Number LA-1106474R6 relating to Option Aircraft.

Program Aircraft means (i) each firm and exercised Option Aircraft in Table 1 of the Purchase Agreement as of the date of this Letter Agreement that are scheduled for delivery after January 1, 2024, (ii) each of the (100) 737-7 firm Aircraft, (iii) each exercised Original Option Aircraft, (iv) each exercised 2020 Option Aircraft and (v) each exercised 2021 Option Aircraft.

[***]

2.Applicability.

2.1.[***]

2.2.[***]

3.[***]

4.[***]

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6.[***]

7.Assignment.

Notwithstanding any other provisions of the Purchase Agreement, the rights and obligations described in this Letter Agreement are provided to Customer in consideration of Customer becoming the operator of the Aircraft and cannot be assigned, in whole or in part, without the prior written consent of Boeing.

8.Confidentiality.

The information contained herein represents confidential business information and has value precisely because it is not available generally or to other parties. Customer will limit the disclosure of its contents to employees of Customer with a need to know the contents for purposes of helping Customer perform its obligations under the Purchase Agreement and who understand they are not to disclose its contents to any other person or entity without the prior written consent of Boeing.

ACCEPTED AND AGREED TO this

Date:

June 14, 0000

XXXXXXXXX XXXXXXXX CO.

THE BOEING COMPANY

By:

/s/ Xxxxx Xxxxxx

By:

/s/ Xxxxxx J May

Name:

Xxxxx Xxxxxx

Name:

Carson J. May

Title:

SVP Finance and Treasurer

Title:

Attorney-In-Fact


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SUPPLEMENTAL AGREEMENT NO. 15 to Purchase Agreement No. 03729 between THE BOEING COMPANY and SOUTHWEST AIRLINES CO. Relating to Boeing Model 737-8 and 737-7 Aircraft

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