Terminals · SFO
Air Canada departs from Terminal 2 at San Francisco International Airport (SFO). We verified this against the airport's own sources on June 27, 2026 — airlines do move terminals, so we date every check.

Air Canada departs from Terminal 2 at San Francisco International Airport (SFO). Terminal 2, Boarding Area D. Canada-bound flights are U.S.-precleared, so they depart from the domestic Terminal 2 rather than the International Terminal. Verified June 27, 2026.
Terminal 2 ticketing (Level 3); departures via D gates. Bag drop usually closes 45 minutes before departure, so build that into your morning.
Not that we've found. We confirmed Air Canada departs from Terminal 2 at SFO as of June 27, 2026. Airlines do shuffle terminals, so we re-check and date every change.
Despite being an international carrier, Air Canada uses domestic Terminal 2 because its Canadian destinations have U.S. customs preclearance; check-in, boarding and arrivals are all in Terminal 2.
Not sure which building that is? See all SFO terminals with the airport map and how to get between them. Then let your Leave-By Time count backward from your flight — today's SFO security wait, your drive, and the walk to your gate — so you leave with room to breathe.