COMPREHENSIVE INCOME

3 Months Ended

Mar. 31, 2014

Equity [Abstract]

COMPREHENSIVE INCOME

COMPREHENSIVE INCOME

Comprehensive income includes changes in the fair value of certain financial derivative instruments that qualify for hedge accounting, unrealized gains and losses on certain investments, and actuarial gains/losses arising from the Company’s postretirement benefit obligation. The differences between Net income and Comprehensive income for the three months endedMarch 31,2014 and 2013 were as follows:

	Three months ended March 31,
(in millions)	2014			2013
NET INCOME	$	152		$	59
Unrealized loss on fuel derivative instruments, net of   deferred taxes of ($7) and ($1)	(13		)	(3		)
Unrealized gain on interest rate derivative instruments, net of   deferred taxes of $1 and $5	2			8
Other, net of deferred taxes of $1 and $2	2			3
Total other comprehensive income (loss)	$	(9	)	$	8
COMPREHENSIVE INCOME	$	143		$	67

A rollforward of the amounts included in AOCI, net of taxes, is shown below for the three months endedMarch 31, 2014:

(in millions)	Fuel derivatives			Interest rate derivatives			Defined benefit plan items		Other		Deferred tax			Accumulated other comprehensive income (loss)
Balance at December 31, 2013	$	(20	)	$	(58	)	$	65	$	8	$	2		(3		)
Changes in fair value	(20		)	(3		)	—		3		7			(13		)
Reclassification to earnings	—			6			—		—		(2		)	4
Balance at March 31, 2014	$	(40	)	$	(55	)	$	65	$	11	$	7		$	(12	)

The following table illustrates the significant amounts reclassified out of each component of AOCI for the three months endedMarch 31, 2014:

Three months ended March 31, 2014
(in millions)	Amounts reclassified from AOCI		Affected line item in the unaudited Condensed Consolidated Statement of Comprehensive Income
AOCI components
Unrealized gain on interest rate derivative instruments	$	6	Interest expense
	$	2	Less: Tax Expense
Total reclassifications for the period	$	4	Net of tax