Revenue Recognition (Tables)

12 Months Ended

Dec. 31, 2023

Revenue from Contract with Customer [Abstract]

Disaggregation of Revenue

Disaggregated operating revenues are as follows (in millions):

	Year Ended December 31,
	2023		2022		2021
Passenger revenues:
Fare	$	1,277	$	1,382	$	806
Non-fare passenger revenues:
Service fees	943		817		521
Baggage	880		741		457
Seat selection	281		251		170
Other	128		57		46
Total non-fare passenger revenue	2,232		1,866		1,194
Total passenger revenues	3,509		3,248		2,000
Other revenues	80		78		60
Total operating revenues	$	3,589	$	3,326	$	2,060

Revenue by Geographic Region

Operating revenues by principal geographic region, as defined by the U.S. Department of Transportation (the “DOT”), are as follows (in millions):

	Year Ended December 31,
	2023		2022		2021
Domestic	$	3,315	$	3,051	$	1,950
Latin America	274		275		110
Total operating revenues	$	3,589	$	3,326	$	2,060