Air Canada SFO Terminal Overview Air Canada operates from facility 2 at San Francisco International Airport (SFO), a contemporary and well-equipped facility designed to give passengers a smooth travel experience. Terminal 2 offers a wide range of dining options, shopping, and passenger amenities to keep you comfortable and entertained as you wait for your trip. Whether you're checking in, going through security, or lounging at your gate, Terminal 2 makes the experience easy and quick for all Air Canada passengers.