Alaska Air Group September Traffic Up 5.1%, Capacity Up 5.0%

Alaska Air Group Inc.

today reported September operational results for its subsidiaries, Alaska Airlines and Horizon Air, and on a combined basis. Detailed information is provided below. ALASKA AIRLINES – MAINLINE Alaska reported a 5.1 percent increase in traffic on a 5.0 percent increase in capacity compared with September 2011. This resulted in a 0.1-point increase in load factor to a September record of 84.0 percent. Alaska also reported 89.6 percent of its flights arrived on time in September, compared with the 91.7 percent reported in September 2011. The following table shows Alaska's operational results for September and year-to-date 2012, compared with the prior-year periods: September Year-to-Date 2012 2011 Change 2012 2011 Change Revenue passengers (in 1,460 1,446 1.0 % 14,012 13,479 4.0 % thousands) Revenue passenger miles 1,899 1,807 5.1 % 18,351 17,011 7.9 %     RPM (in millions) Available seat miles 2,260 2,153 5.0 % 21,124 19,991 5.7 %     ASM (in millions) Passenger load factor 84.0 % 83.9 % 0.1 pts 86.9 % 85.1 % 1.8 pts On-time arrivals as reported 89.6 % 91.7 % (2.1) pts 88.1 % 88.5 % (0.4) pts     to U.S. DOT