Revenue (Tables)

3 Months Ended

Mar. 31, 2023

Revenue from Contract with Customer [Abstract]

Schedule of Operating Revenue by Geographic Region

The table below presents the Company's operating revenue by principal geographic region (as defined by the U.S. Department of Transportation) (in millions):

	Three Months Ended March 31,
	2023		2022
Domestic (U.S. and Canada)	$	7,167	$	5,086
Atlantic (including Europe, Africa, India and Middle East destinations)	1,832		1,089
Latin America	1,316		909
Pacific	1,114		482
Total	$	11,429	$	7,566

Schedule of Roll Forward of Frequent Flyer Deferred Revenue

The table below presents a roll forward of Frequent flyer deferred revenue (in millions):

	Three Months Ended March 31,
	2023		2022
Total Frequent flyer deferred revenue - beginning balance	$	6,675	$	6,282
Total miles awarded	747		477
Travel miles redeemed	(531)		(322)
Non-travel miles redeemed	(31)		(20)
Total Frequent flyer deferred revenue - ending balance	$	6,860	$	6,417