What Terminal is Air Canada at SFO San Francisco International Airport's Terminal 2 is home to Air Canada (SFO). Modern amenities include dining options, retail stores, and cozy seating places are available at Terminal 2. Travelers will find this terminal useful as it has the gates, security checkpoints, and check-in booths for Air Canada. Easy access to lounges and services guarantees a seamless and effective travel experience for passengers. Air Canada travels in a comfortable setting at SFO's Terminal 2, whether you're arriving or leaving.