BOZEMAN, MT (March 4, 2021). Bozeman Yellowstone International Airport is pleased to announce that Alaska Airlines will introduce non-stop summer seasonal service to San Diego, CA (SAN) and San Francisco, CA (SFO). The new San Diego service will operate five days per week from May 20, 2021 through September 7, 2021 and San Francisco service will operate on Saturdays from June 19, 2021 through September 4, 2021.