The information below indicates the percentage of Alaska Airlines' available seat miles (ASMs) used in the airline's primary markets. The information below does not include ASMs for charter flights.

Market	% of Total ASMs
Alaska long haul	10.6%
Alaska regional	4.1 %
Arizona/Nevada	7.1%
Bay Area	5.8%
Canada	1.2%
Hawaii	24.5%
Mexico	7.9%
Mid-Continental	9.8%
Pacific Northwest	0.2%
Southern California	14.8%
Transcontinental	13.8%

Source: Company data

Capacity By Region Fourth Quarter 2012 - Horizon Air

The information below indicates the percentage of Horizon Air's available seat miles (ASMs) used in the airline's primary markets. The information below does not include ASMs for charter flights.

Market	% of Total ASMs
Arizona/Nevada	4.2%
Bay Area	21.8%
Canada	10.5%
Pacific Northwest Shuttle	24.4%
Feeder Routes	27.1%
Southern California	10.2%
Mexico	1.7%

Source: Company data

Alaska Air Group Passenger Share Fourth Quarter 2012*

The information below indicates the share of the market's passengers Alaska Airlines and Horizon Air collectively transport on dominant routes leaving or arriving in one of Alaska Airlines' hubs of Seattle; Portland, Ore; Los Angeles; and Anchorage, Alaska.

Seattle To:	Market Passenger Share**
Las Vegas	69%
Los Angeles	55%
Spokane, WA	100%
Orange County, CA	87%
San Diego	75%
Phoenix	37%
San Jose, CA	52%
Oakland, CA	44%
Burbank, CA	77%
San Francisco	36%

Portland, Ore. To:	Market Passenger Share**
San Jose, CA	52%
Las Vegas	37%
Orange County, CA	79%
San Diego	62%
Seattle	88%

Los Angeles To:	Market Passenger Share**
Vancouver, British Columbia	88%
Portland, OR	50%
Los Cabos, Mexico	47%
Puerto Vallarta	69%

Anchorage, Alaska To:	Market Passenger Share**
Fairbanks, Alaska	88%
Seattle	92%
Juneau, Alaska	100%
Bethel, Alaska	86%
Portland, OR	96%

*Source: APGDat U.S. DOT O&D report (information lags by two quarters)
** Alaska Air Group totals include passengers carried on Alaska Airlines and Horizon Air only.