What Terminal is Alaska Airlines at SFO? Alaska Airlines operates out of Terminal 2 at San Francisco International Airport (SFO). Known for its efficiency and modern amenities, Terminal 2 offers a seamless travel experience with comfortable seating, great dining options, and sustainable design. Alaska Airlines passengers can enjoy quick check-ins, friendly service, and convenient access to security checkpoints. The terminal also features beautiful artwork and relaxing spaces, making the pre-flight experience enjoyable. Whether you're flying for business or leisure, Alaska Airlines at SFO ensures a smooth journey from start to finish. With its commitment to excellent service, it's a top choice for travelers flying through SFO.