Alaska Airlines Based in SeaTac, Washington, Alaska Airlines offers flights to 92 destinations in the U.S., Canada and Mexico, including many destinations in Alaska inaccessible by road. Alaska Airlines is owned by Alaska Air Group, which also owns its sister airline, Horizon Air. The airline operates out of its hubs in Los Angeles, Seattle, Portland and Anchorage. Amenities on Alaska Airlines flights include comfortable seating, in-flight entertainment as well as beverage service. Passengers in first class enjoy priority boarding, personal entertainment systems and complementary alcoholic beverages. Visit AlaskaAirlines.com to sign up for Mileage Plan, the frequent flyer program of Alaska Airlines.