Exhibit 10.5 FIRST SECURITY BANK, NATIONAL ASSOCIATION 79 SOUTH MAIN STREET SALT LAKE CITY, UTAH 84111 As of November 6, 1998 Compania Panamena de Aviacion, S.A. (COPA) Avenida Justo Arosemena y Calle 39 Panama 1, Republic of Panama Re: Letter...Letter Agreement Amending Lease • December 1st, 2005 • Copa Holdings, S.A. • Air transportation, scheduled
