Supplemental Agreement No. 104 to Purchase Agreement No. 1810 between THE BOEING COMPANY and SOUTHWEST AIRLINES CO. Relating to Boeing Model 737-7H4 and 737-8H4 Aircraft

Supplemental Agreement No. 104

to

Purchase Agreement No. 1810

between

THE BOEING COMPANY

and

SOUTHWEST AIRLINES CO.

Relating to Boeing Model 737-7H4 and 737-8H4 Aircraft

THIS SUPPLEMENTAL AGREEMENT No. 104 (SA-104) is entered into as of February 22, 2018, by and between THE BOEING COMPANY, a Delaware corporation with principal offices in Seattle, Washington (Boeing) and SOUTHWEST AIRLINES CO., a Texas corporation with principal offices in Dallas, Texas (Buyer).

RECITALS:

WHEREAS, Buyer and Boeing entered into Purchase Agreement No. 1810 dated January 19, 1994, as amended and supplemented (Purchase Agreement), relating to the purchase and sale of Boeing Model 737-7H4 aircraft (737-7H4 Aircraft) and 737-8H4 aircraft (737-8H4 Aircraft), collectively the “Aircraft”. This SA-104 is an amendment to and is incorporated into the Purchase Agreement. Capitalized terms used herein but not otherwise defined shall have the meaning set forth in the Purchase Agreement; and

WHEREAS, Boeing and Buyer agree to amend the Purchase Agreement by revising the delivery month of one (1) Model 737-8H4 Aircraft identified by MSN 64348 (Subject Aircraft) from July 2018 to August 2018.

NOW THEREFORE, in consideration of the mutual covenants herein contained, the parties agree to amend the Purchase Agreement as follows:

1. TABLE OF CONTENTS

The Table of Contents is deleted in its entirety and replaced by a new Table of Contents (attached), which lists the table revised by this SA-104 and is identified by “SA-104”. Such revised Table of Contents, by this reference, is incorporated in the Purchase Agreement.

***Pursuant to 17 CFR 240.24b-2, confidential information has been omitted and has been filed separately with the Securities and Exchange Commission pursuant to a Confidential Treatment Application filed with the Commission.

P.A. No. 1810	SA-104-1
	BOEING PROPRIETARY

2. TABLES.

Table 1d, Aircraft Information Table - Block 800LUV Aircraft (non-ETOPS Configuration), is deleted in its entirety and replaced by a new Table 1d (attached). The new Table 1d reflects the revised delivery month for one (1) Aircraft.

3. LETTER AGREEMENT.

Letter Agreement No. SWA-PA-1810-LA-1801210, entitled “Revision to Contract Delivery Month of One (1) 737-8H4 (MSN64348),” is hereby incorporated into the Purchase Agreement.

The Purchase Agreement will be 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/ Xxxx Xxxxxxxxx	By: /s/ Xxxxx Xxxxxx
Its: Attorney‑In‑Fact	Its: Xxxxx Xxxxxx
	SVP, Finance

P.A. No. 1810	SA-104-2
	BOEING PROPRIETARY

TABLE OF CONTENTS
	Page	SA
	Number	Number

ARTICLES
1.	Subject Matter of Sale	1-1	SA-92
2.	Delivery, Title and Risk
	of Loss	2-1	SA-28
3.	Price of Aircraft	3‑1	SA-92
4.	Taxes	4-1
5.	Payment	5‑1
6.	Excusable Delay	6‑1
7.	Changes to the Detail
	Specification	7-1	SA-73
8.	Federal Aviation Requirements and
	Certificates and Export License	8-1
9.	Representatives, Inspection,
	Flights and Test Data	9-1
10.	Assignment, Resale or Lease	10‑1
11.	Termination for Certain Events	11‑1
12.	Product Assurance; Disclaimer and
	Release; Exclusion of Liabilities;
	Customer Support; Indemnification
	and Insurance	12-1
13.	Buyer Furnished Equipment and
	Spare Parts	13-1
14.	Contractual Notices and Requests	14‑1
15.	Miscellaneous	15‑1

P.A. No. 1810	i
K/SWA		SA-104

TABLE OF CONTENTS

SA

Number

TABLE

1b	Aircraft Information Table - Block 800LUV Aircraft	SA-82
1c	Aircraft Information Table - Block 800LUV Aircraft	SA-100
	(non-ETOPS Configuration)
1d	Aircraft Information Table - Block 800LUV Aircraft	SA-104
	(non-ETOPS Configuration)

EXHIBITS

X-0	Xxxxxxxx Xxxxxxxxxxxxx - Xxxxx 000XXX Aircraft		XX-00
X-0	Xxxxxxxx Xxxxxxxxxxxxx - Xxxxx 000XXX Aircraft		SA-84
	(non-ETOPS Configuration)
B	***		SA-75
C	Customer Support Document
C-2	737-800 Customer Support Document		XX-00
X-0	Economic Price Adjustment		SA-75
	ECI-MFG/CPI (July 2011 Base Price)
E	Buyer Furnished Equipment		SA-75
	Provisions Document
	Attachment A - 737-7H4 Aircraft (through 2012)
	Attachment B - 737-8H4 Aircraft (2012-2018)		SA-101
F	Defined Terms Document
LETTER AGREEMENTS
1810-1R1	Waiver of Aircraft Demonstration Flight		SA-75

P.A. No. 1810	ii
K/SWA		SA-104

TABLE OF CONTENTS

SA

Number

RESTRICTED LETTER AGREEMENTS
6‑1162‑RLL‑932R3		***	SA-75
6‑1162‑RLL‑934R5		Disclosure of Confidential Information	SA-75
6‑1162‑RLL‑941R3		Other Matters	SA-75
6-1162-KJJ-055R1		Structural Matters	SA-25
6-1162-KJJ-056		Noise and Emission Matters	SA-13
6-1162-KJJ-057		Product Development Matters	SA-13
SWA-PA-1810-LA-1001315R4		***	SA-92
		Attachment A	SA-100
SWA-PA-1810-LA-1003498R1		***	SA-75
SWA-PA-1810-LA-1003490R4		***	SA-92
SWA-PA-1810-LA-0000000X0		***	SA-75
SWA-PA-1810-LA-1105883		Aircraft Model Substitution	SA-75
SWA-PA-1810-LA-1105885R3		***	SA-90
SWA-PA-1810-LA-1105886R2		***	SA-92
SWA-PA-1810-LA-1105887		***	SA-75
SWA-PA-1810-LA-1105888R5		***	SA-92
SWA-PA-1810-LA-1105889		***	SA-75
SWA-PA-1810-LA-1303010R1		***	SA-92
SWA-PA-1810-LA-1504814		***	SA-92
SWA-PA-1810-LA-1801210		Revision to Contract delivery Month of	SA-104
		One (1) 737-8H4 (MSN 64348)

P.A. No. 1810	iii
K/SWA		SA-104

TABLE OF CONTENTS

ADDITIONAL LETTERS (FOR REFERENCE) - INACTIVE (as of SA-82)
6-1162-MSA-288	Business Offer - Enhanced Ground Proximity
	Warning System (EGPWS) - Activiation - Peaks
	and Obstacles Feature
	(Not applicable to Xxxxx 000XXX & Xxxxx 000XXX Xxxxxxxx)
6-1162-JMG-501R2	Business Offer - ACARS package
	(Not applicable to Xxxxx 000XXX & Xxxxx 000XXX Xxxxxxxx)

INACTIVE / DELETED TABLES, EXHIBITS, AND LETTER AGREEMENTS

TABLE
Table	Title	Last Updated under SA	Current Status
1	Aircraft Information Table	SA-75	Inactive
2	Option Aircraft Information Table	SA-74	Deleted under SA-75
1a	Aircraft Information Table - Block 700LUV Aircraft	SA-91	Deleted Under SA-92

EXHIBITS
Exhibits	Title	Last Updated under SA	Current Status
A	Aircraft Configuration - 737-700	SA-36	Inactive
A-Winglet	Aircraft Configuration	SA-36	Inactive
A-1-Winglet	Aircraft Configuration	SA-36	Inactive
A-1A	Aircraft Configuration - 737-700 Block T-W-2c	SA-36	Inactive
A-2	Aircraft Configuration - 000-000 Xxxxx X-X-0 / X-X-0x	SA-47	Inactive
A-3	Aircraft Configuration - 000-000 Xxxxx X-X-0 / X-X-0x	SA-61	Inactive
X-0	Xxxxxxxx Xxxxxxxxxxxxx - 000-000 Xxxxx X-X-0x Aircraft	SA-66	Inactive
X-0	Xxxxxxxx Xxxxxxxxxxxxx - Xxxxx 000XXX Aircraft	SA-75	Deleted under XX-00
X.0	000-000 Customer Support Variables	SA-71	Deleted under SA-75
D	Price Adjustment Due to Economic Fluctuations - Aircraft Price Adjustment (July 1992 Base Price)		Inactive

P.A. No. 1810	iv
K/SWA		SA-104

TABLE OF CONTENTS
Exhibits	Title	Last Updated under SA	Current Status
D-1	Price Adjustment Due to Economic Fluctuations - Aircraft Price Adjustment (July 1999 Base Price)	SA-13	Inactive
E.2	737-800 Buyer Furnished Equipment Provisions Document	SA-73	Deleted under SA-75

RESTRICTED LETTER AGREEMENTS
Letter Agreement	Title	Last Updated under SA	Current Status
6‑1162‑RLL‑933R21	Option Aircraft	SA-60	Deleted under SA-75
6‑1162‑RLL‑935R1	Performance Guarantees	SA-1	Inactive
6‑1162‑RLL‑936R4	Certain Contractual Matters	SA-4	Inactive
6‑1162‑RLL‑937	Alternate Advance Payment Schedule		Inactive
6‑1162‑RLL‑938	***		Inactive
6‑1162‑RLL‑939R1	Certification Flight Test Aircraft	SA-1	Inactive
6‑1162‑RLL‑940R1	Training Matters	SA-1	Inactive
6‑1162‑RLL‑942	Open Configuration Matters		Inactive
6‑1162‑RLL‑943R1	Substitution Rights	SA-6	Deleted under SA 75
6‑1162‑RLL‑944	***		Inactive
6-1162-RLL-945	Comparison of 737-7H4 and 737-3H4 Block Fuel Burn		Inactive
6-1162-RLL-1855R3	Additional Contractual Matters	SA-4	Inactive
6-1162-RLL-1856	***	SA-1	Inactive
6-1162-RLL-1857	Service Ready Validation Program Field Test	SA-1	Inactive
6-1162-RLL-1858R1	Escalation Matters	SA-4	Inactive
6-1162-RLL-2036	Amortization of Costs for Customer Unique Changes	SA-1	Inactive
6-1162-RLL-2037	Reconciliation of the Aircraft Basic Price	SA-1	Inactive
6-1162-RLL-2073	Maintenance Training Matters	SA-1	Inactive
6-1162-KJJ-058R1	Additional Substitution Rights	SA-71	Deleted under SA-75

P.A. No. 1810	v
K/SWA		SA-104

TABLE OF CONTENTS
Letter Agreement	Title	Last Updated under SA	Current Status
6-1162-KJJ-150	Flight Control Computer & Mode Control Panel Spares Matter	SA-14	Inactive
6-1162-MSA-185R3	Delivery Change Contractual Matters	SA-21	Inactive
6-1162-JMG-747R1	***	SA-36	Inactive
6-1162-CHL-217	Rescheduled Flight Test Aircraft	SA-32	Inactive
6-1162-NIW-606R1	***	SA-36	Inactive
6-1162-NIW-640	Early Delivery of Two April 2004 Aircraft	SA-35	Inactive
0-0000-XXX-000	Xxxxxxxx - Exterior Color Schemes and Markings for YA143 and on	SA-39	Inactive
6-1162-NIW-1142	***	SA-43	Inactive
6-1162-NIW-1369	***	SA-46	Inactive
6-1162-NIW-1983	***	SA-62	Inactive
SWA-PA-1810-LA-1000419	***	SA-64	Inactive
6-1162-NIW-890R1	***	SA-75 SA-39	Inactive
6-1162-KJJ-054R2	Business Matters	SA-75	Inactive
6-1162-JMG-669R9	***	XX-00 XX-00 XX-00	Xxxxxxxx
XXX-XX-0000-XX-00000X0	***	SA-72	Inactive
SWA-PA-01810/03729-LA-1301169	***	SA-2 to PA 3729	Inactive
SWA-PA-1810-LA-1105884R2	Option Aircraft	SA-92	Deleted under SA-103

P.A. No. 1810	vi
K/SWA		SA-104

Table 1d to

Purchase Agreement No. PA-01810

Aircraft Delivery, Description, Price and Advance Payments

Block 800LUV Aircraft (non-ETOPS Configuration)

Airframe Model/MTOW:	000-000	000,200 pounds		Detail Specification:	D019A001SWA38 (1/9/2015)
Engine Model/Thrust:	CFM56-7B27	27,300 pounds		Airframe Price Base Year/Escalation Formula:	Jul-11	ECI-MFG/CPI
Airframe Price:		***		Engine Price Base Year/Escalation Formula:	N/A	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:		***
Deposit per Exercised Option Aircraft (OPEX):		***

Delivery Date	Number of Aircraft	Escalation Factor (Airframe)	Aircraft Serial Number	Escalation Forecast		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 ***
Dec-2016	2	***	63593, 63594	***	OPEX	***	***	***	***	***
May-2017	1	***	63592	***	OPEX	***	***	***	***	***
May-2017	1	***	63575	***		***	***	***	***	***
May-2017	1	***	63576	***		***	***	***	***	***
Jun-2017	2	***	63577, 63578	***		***	***	***	***	***
Jun-2017	3	***	63596, 63595, 63598	***	OPEX	***	***	***	***	***
Jun-2017	2	***	63571, 63586	***		***	***	***	***	***
Jun-2017	1	***	63599	***	OPEX	***	***	***	***	***
Jul-2017	1	***	63581	***		***	***	***	***	***
Aug-2017	1	***	63587	***		***	***	***	***	***
Aug-2017	2	***	63573, 63574	***		***	***	***	***	***
Sep-2017	1	***	63572	***		***	***	***	***	***

		XX-000
XXX-XX-00000 82233 / 88233 93899	Boeing Proprietary	Page 1

Table 1d to

Purchase Agreement No. PA-01810

Aircraft Delivery, Description, Price and Advance Payments

Block 800LUV Aircraft (non-ETOPS Configuration)

Delivery Date	Number of Aircraft	Escalation Factor (Airframe)	Aircraft Serial Number	Escalation Forecast		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 ***
Oct-2017	1	***	63579	***		***	***	***	***	***
Oct-2017	1	***	63597	***	OPEX	***	***	***	***	***
Nov-2017	1	***	63580	***		***	***	***	***	***
Dec-2017	2	***	63582, 63583	***		***	***	***	***	***
Dec-2017	4	***	63600, 63601, 63602, 36993	***	OPEX	***	***	***	***	***
Jan-2018	1	***	64115	***	OPEX	***	***	***	***	***
Jan-2018	2	***	63584, 63585	***		***	***	***	***	***
Feb-2018	2	***	64171, 64172	***	OPEX	***	***	***	***	***
Mar-2018	1	***	64174	***	OPEX	***	***	***	***	***
Apr-2018	1	***	64248	***	OPEX	***	***	***	***	***
May-2018	2	***	63588, 63589	***		***	***	***	***	***
May-2018	2	***	64251, 64250	***	OPEX	***	***	***	***	***
Jun-2018	2	***	63590, 63591	***		***	***	***	***	***
Jun-2018	2	***	64350, 64349	***	OPEX	***	***	***	***	***
Jul-2018	1	***	64347	***	OPEX	***	***	***	***	***
Aug-2018	1	***	64348	***	OPEX	***	***	***	***	***
Aug-2018	3	***	64799, 64800, 64801	***	OPEX	***	***	***	***	***

Total: 47

Notes:

1) ***

2) MSN 64348, above is revised to an August delivery. ***

		XX-000
XXX-XX-00000 82233 / 88233 93899	Boeing Proprietary	Page 2

		The Boeing Company
		P. O. Box 3707
		Seattle, WA 98124-2207

XXX-XX-0000-XX-0000000

Xxxxxxxxx Airlines Co.

0000 Xxxx Xxxxx Xxxxx

X.X. Xxx 00000

Xxxxxx, Xxxxx 00000

Subject: Revision to Contract Delivery Month of One (1) 737-8H4 (MSN 64348)

Reference: Purchase Agreement No. PA-1810 (Purchase Agreement) between The Boeing Company (Boeing) and Southwest Airlines Co. (Customer) relating to Model 737-7H4 and 737-8H4 aircraft (Aircraft)

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. Re-contracted Firm Aircraft.

Customer and Boeing have agreed to revise the delivery date (month) of the subject aircraft from July 2018 to August 2018 (Re-contracted Firm Aircraft). In consideration of the Re-contracted Firm Aircraft, Customer will ***

2. Confidential Treatment.

Customer understands and agrees that the information contained herein represents confidential business information and has value precisely because it is not available generally or 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.

Page 1

BOEING PROPRIETARY

Very truly yours,

THE BOEING COMPANY
By	/s/ Xxxx Xxxxxxxxx
Its	Attorney‑In‑Fact
ACCEPTED AND AGREED TO this
Date:	February 22, 0000
XXXXXXXXX XXXXXXXX CO.
By	/s/ Xxxxx Xxxxxx
Its	Xxxxx Xxxxxx
	SVP, Finance

SWA-PA-1810-LA-1801210		Page 2
	BOEING PROPRIETARY