MILEAGE PLAN MILEAGE PLAN (TABLES)

6 Months Ended

Jun. 30, 2012

MILEAGE PLAN [Abstract]

Mileage Plan Liabilities [Table Text Block]

Alaska's Mileage Plan liabilities and deferrals are included in the consolidated balance sheets (in millions) as follows:

	June 30, 2012		December 31, 2011
Current Liabilities:
Other accrued liabilities	$	289.1	$	271.4
Other Liabilities and Credits:
Deferred revenue	397.8		392.2
Other liabilities	17.2		16.9
Total	$	704.1	$	680.5

Mileage Plan Revenue [Table Text Block]

Alaska's Mileage Plan revenue is included in the consolidated statements of operations (in millions) as follows:

	Three Months Ended June 30,				Six Months Ended June 30,
	2012		2011		2012		2011
Passenger revenues	$	48.2	$	54.2	$	90.8	$	104.5
Other-net revenues	55.2		51.6		102.7		97.2
Total Mileage Plan revenues	$	103.4	$	105.8	$	193.5	$	201.7