DERIVATIVE INSTRUMENTS (Tables)

6 Months Ended

Jun. 30, 2015

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Schedule of Derivative Instruments in Statement of Financial Position, Fair Value

Fair values of derivative instruments on the consolidated balance sheet (in millions):

	June 30, 2015			December 31, 2014
Derivative Instruments Not Designated as Hedges
Fuel hedge contracts
Fuel hedge contracts, current assets	$	7		$	3
Fuel hedge contracts, noncurrent assets	3			4
Derivative Instruments Designated as Hedges
Interest rate swaps
Other accrued liabilities	(6		)	(6		)
Other liabilities	(13		)	(13		)
Losses in accumulated other comprehensive loss (AOCL)	(19		)	(19		)

Schedule of Derivative Instruments, Gain (Loss) in Statement of Financial Performance

Pretax effect of derivative instruments on earnings (in millions):

	Three Months Ended June 30,						Six Months Ended June 30,
	2015			2014			2015			2014
Derivative Instruments Not Designated as Hedges
Fuel hedge contracts:
Gains (losses) recognized in aircraft fuel expense	$	1		$	5		$	(4	)	$	(6	)
Derivative Instruments Designated as Hedges
Interest rate swaps:
Losses recognized in aircraft rent	(1		)	(1		)	(3		)	(3		)
Gains (losses) recognized in other comprehensive income (OCI)	1			(2		)	(3		)	(5		)