San Francisco · airport guide
SFO Airport guide
San Francisco International Airport has Terminals 1, 2 and 3 and the International Terminal (A and G gates). The quickest way from SFO to downtown San Francisco is the BART (about 30 minutes, about $11).
Verified Oct 17, 2026By Steven MoHow we check Report a correction
BART, about $11
about $50–$70
Domestic to domestic, same terminal
Layover you need to visit the city
Quick answer
The quickest way from SFO to downtown San Francisco is the BART (about 30 minutes, about $11). Connecting here, allow at least 50 min for a domestic connection in the same terminal. Airlines here include United, Alaska, American, Delta and Southwest.
- Terminals
- Terminals 1, 2 and 3 and the International Terminal (A and G gates)
- Taxi
- 20–40 min, about $50–$70
- Connecting
- At least 50 min for a domestic connection in the same terminal
- Lounges
- United Clubs and Polaris Lounge (International Terminal G); Amex Centurion Lounge (Terminal 3) and more
- Hotel
- Grand Hyatt at SFO, on the AirTrain line
Getting from SFO to downtown San Francisco
Fares are one way and approximate; check the operator before you travel.
- BARTto Powell Street, downtownabout 30 minabout $11
- Taxi or rideshare20–40 minabout $50–$70
Inside SFO
Terminals and connections
Since 2024 all terminals are connected inside security in a ring. There's no direct link between International A and G gates: you walk through the domestic terminals, about 20–25 minutes.
How long a layover you need at SFOLounges
- •United Clubs and Polaris Lounge (International Terminal G)
- •Amex Centurion Lounge (Terminal 3)
- •Alaska Lounge (Terminal 2)
Sleep, showers and hotels
- •Grand Hyatt at SFO, on the AirTrain line
Parking at SFO
- •Long-term parking, linked by AirTrain, the cheapest
- •Domestic and International garages
Rates change with demand and booking ahead is usually cheaper: check SFO's official site.
SFO tips
- •United is mainly in Terminal 3 and International G.
Can you leave SFO on a layover?
With at least 3 h between flights, yes. Here's where the time goes.
- Off the plane and out of the airport20 min
- To downtown San Francisco and back, the fastest way40 min
- Time in town worth the trip1 h
- Back through security to your gate1 h
- Layover you need3 h
Keep your bags checked through and carry your boarding pass for the next flight. On a long layover, a hotel day room or lounge can be a better use of the time than a rushed trip into town.
Airlines at SFO
Major airlines that fly from SFO (not a complete list). Check the bag rules before you pack.
- United Airlines Carry-on 22 × 14 × 9 in Bag fees
- Alaska Airlines Carry-on 22 × 14 × 9 in Bag fees
- American Airlines Carry-on 22 × 14 × 9 in Bag fees
- Delta Air Lines Carry-on 22 × 14 × 9 in Bag fees
- Southwest Airlines Carry-on 24 × 16 × 10 in Bag fees
- JetBlue Carry-on 22 × 14 × 9 in Bag fees
- Hawaiian Airlines Carry-on 22 × 14 × 9 in Bag fees
- Frontier Airlines Carry-on 24 × 16 × 10 in Bag fees
- Sun Country Airlines Carry-on 24 × 16 × 11 in Bag fees
- Air Canada Carry-on 55 × 40 × 23 cm Bag fees
- WestJet Carry-on 53 × 38 × 23 cm Bag fees
- Aeroméxico Carry-on 55 × 40 × 25 cm Bag fees
- Volaris Carry-on 55 × 40 × 25 cm Bag fees
- Copa Airlines Carry-on 22 × 14 × 10 in Bag fees
- Avianca Carry-on 55 × 35 × 25 cm Bag fees
- British Airways Carry-on 56 × 45 × 25 cm Bag fees
- Virgin Atlantic Carry-on 56 × 36 × 23 cm Bag fees
- Lufthansa Carry-on 55 × 40 × 23 cm Bag fees
- SWISS Carry-on 55 × 40 × 23 cm Bag fees
- Air France Carry-on 55 × 35 × 25 cm Bag fees
- KLM Carry-on 55 × 35 × 25 cm Bag fees
- Iberia Carry-on 56 × 40 × 25 cm Bag fees
- Aer Lingus Carry-on 55 × 40 × 24 cm Bag fees
- Icelandair Carry-on 55 × 40 × 20 cm Bag fees
- Turkish Airlines Carry-on 55 × 40 × 23 cm Bag fees
- Emirates Carry-on 55 × 38 × 20 cm Bag fees
- Qatar Airways Carry-on 50 × 37 × 25 cm Bag fees
- Singapore Airlines Carry-on 115 cm total Bag fees
- Cathay Pacific Carry-on 56 × 36 × 23 cm Bag fees
- ANA (All Nippon Airways) Carry-on 55 × 40 × 25 cm Bag fees
- Japan Airlines Carry-on 55 × 40 × 25 cm Bag fees
- Korean Air Carry-on 55 × 40 × 20 cm Bag fees
- Qantas Carry-on 56 × 36 × 23 cm Bag fees
- Air New Zealand Carry-on 118 cm total Bag fees
- EVA Air Carry-on 56 × 36 × 23 cm Bag fees
- China Airlines Carry-on 56 × 36 × 23 cm
- Philippine Airlines Carry-on 56 × 36 × 23 cm
- Air India Carry-on 55 × 40 × 20 cm
SFO airport FAQ
The quickest option is the BART to Powell Street, downtown: about 30 minutes for about $11. A taxi takes 20–40 min (about $50–$70).
Sources
Last verified Oct 17, 2026. Fares, lounges, airlines and parking change; check with the operator or airport before you travel.
- San Francisco International Airport official website
- One Mile at a Time: all SFO terminals connected airside
- BART: official site
Read how we collect and check this data, or tell us if something's out of date.
Cheap flights from San Francisco
Pick your home airports and we'll email you when fares drop well below normal. You book directly with the airline.
Free plan available · 14-day free Premium+ trial · Cancel anytime
