AMENDMENT No. 12 TO PURCHASE AGREEMENT DCT-025/2003

Exhibit 10.17(l)

AMENDMENT No. 12 TO PURCHASE AGREEMENT DCT-025/2003

This Amendment No. 12 to Purchase Agreement DCT-025/2003, dated as of October 25th, 2011 (“Amendment 12”) relates to the Purchase Agreement DCT-025/2003 between Embraer S.A. (formerly known as Embraer - Empresa Brasileira de Aeronáutica S.A.) (“Embraer”) and JetBlue Airways Corporation (“Buyer”) dated June 9, 2003 as amended from time to time (collectively referred to herein as “Purchase Agreement”). This Amendment 12 is executed between Embraer and Buyer, collectively referred to herein as the “Parties”.

All terms defined in the Purchase Agreement shall have the same meaning when used herein and in case of any conflict between this Amendment 12 and the Purchase Agreement, this Amendment 12 shall control.

WHEREAS:

Now, therefore, for good and valuable consideration, which is hereby acknowledged, Embraer and Buyer hereby agree as follows:

1.1 Article 2.1 of the Purchase Agreement shall be deleted and replaced as follows:

“2.1 Embraer shall sell and deliver and Buyer shall purchase and take delivery of 88 (eighty-eight) newly manufactured Aircraft.”

1.2 The Aircraft schedule delivery table in Article 5.1 of the Purchase Agreement shall be deleted and replaced as follows:

Exhibit 10.17(l)

AMENDMENT No. 12 TO PURCHASE AGREEMENT DCT-025/2003

All other terms and conditions of the Purchase Agreement, which are not specifically amended by this Amendment 12, shall remain in full force and effect without any change.

AMENDMENT No. 12 TO PURCHASE AGREEMENT DCT-025/2003

IN WITNESS WHEREOF, Embraer and Buyer, by their duly authorized officers, have entered into and executed this Amendment 12 to the Purchase Agreement to be effective as of the date first written above.