Earnings (Loss) Per Share (Tables)

12 Months Ended

Dec. 31, 2020

Earnings Per Share [Abstract]

Computation of Earnings Per Share

The computations of UAL's basic and diluted earnings (loss) per share are set forth below for the years ended December 31 (in millions, except per share amounts):

	2020		2019		2018
Earnings (loss) available to common stockholders	$	(7,069)	$	3,009	$	2,122
Basic weighted-average shares outstanding	279.4		258.8		275.5
Effect of share-based awards	—		1.1		1.2
Diluted weighted-average shares outstanding	279.4		259.9		276.7
Earnings (loss) per share, basic	$	(25.30)	$	11.63	$	7.70
Earnings (loss) per share, diluted	$	(25.30)	$	11.58	$	7.67