Quarterly Financial Data (Tables)

12 Months Ended

Dec. 31, 2014

Schedule of Quarterly Financial Information



	Three months ended
(in millions except per share amounts)	March 31		June 30		Sept. 30		Dec. 31
2014
Operating revenues	$	4,166	$	5,011	$	4,800	$	4,628	(a)
Operating income	215		775		614		621
Income before income taxes	244		746		525		302
Net income	152		465		329		190
Net income per share, basic	0.22		0.67		0.48		0.28		(a)
Net income per share, diluted	0.22		0.67		0.48		0.28		(a)

	March 31		June 30		Sept. 30		Dec. 31
2013
Operating revenues	$	4,084	$	4,643	$	4,545	$	4,428
Operating income	70		433		390		386
Income (loss) before income taxes	94		363		419		334
Net income (loss)	59		224		259		212
Net income (loss) per share, basic	0.08		0.31		0.37		0.30
Net income (loss) per share, diluted	0.08		0.31		0.37		0.30

(a) Includes a change in estimate, recorded on a prospective basis, effective October 1, 2014, which increased Passenger revenues by approximately $55 million and increased both Basic and Diluted net income per share by $.04. See Note 1 for further detail.