Commitments and Contingencies (Tables)

9 Months Ended

Sep. 30, 2018

Commitments and Contingencies Disclosure [Abstract]

Schedule of future aircraft purchase commitments

Our future aircraft purchase commitments totaled approximately $15.5 billion at September 30, 2018:

(in millions)	Total
Three months ending December 31, 2018	$	640
2019	3,330
2020	3,420
2021	3,920
2022	2,440
Thereafter	1,770
Total	$	15,520

Our future aircraft purchase commitments included the following aircraft at September 30, 2018:

Aircraft Type	Purchase Commitments
A220-100 (formerly called CS100)	75
A321-200	64
A321-200neo	100
A330-900neo	25
A350-900	14
B-737-900ER	26
CRJ-900	19
Total	323