Commitments and Contingencies (Tables)

9 Months Ended

Sep. 30, 2017

Commitments and Contingencies Disclosure [Abstract]

Schedule of future aircraft purchase commitments

Our future aircraft purchase commitments totaled approximately $13.1 billion at September 30, 2017:

(in millions)	Total
Three months ending December 31, 2017	$	920
2018	3,480
2019	3,090
2020	2,160
2021	2,090
Thereafter	1,330
Total	$	13,070

Our future aircraft purchase commitments included the following aircraft at September 30, 2017:

Aircraft Type	Purchase Commitments
B-737-900ER	46
A321-200	96
A330-900neo	25
A350-900	23
CS100	75
Total	265