SFO
San Francisco, US

San Francisco International Airport

Your complete guide to SFO — terminals, getting into the city, airlines, and insider tips.

Terminals

4 terminals (1, 2, 3, International)

Getting to the City

BART train to downtown SF ~30 min ($9.65). SamTrans bus #292 to Palo Alto. Ride-share pickup at designated zones.

Top Airlines at SFO

UnitedAlaska AirlinesDeltaSouthwestSingapore Airlines

Insider Tips

International Terminal has great local food options. Terminal 2 (Delta) is modern. SFO has an aviation museum and rotating art galleries.

Track Flights from SFO

Set your target price and FlightKitten pounces when economy fares from SFO drop below your budget.

Popular Routes from SFO

Destinations at SFO

More Airport Guides

How do I get from SFO airport to San Francisco?

BART train to downtown SF ~30 min ($9.65). SamTrans bus #292 to Palo Alto. Ride-share pickup at designated zones. FlightKitten tracks cheap economy flights from SFO across 220+ airlines — set your target price and get an email alert when fares drop below your budget.

Which airlines fly from SFO?

Major airlines operating from San Francisco International Airport include United, Alaska Airlines, Delta, Southwest, Singapore Airlines. FlightKitten monitors fares across all carriers simultaneously, scanning twice daily to catch price drops the moment they happen. Each alert includes an AI-powered deal briefing that explains whether the fare is historically unusual and worth booking immediately.