San Francisco International Airport (SFO)
San Francisco, United States
Overview
A major West Coast gateway 21km south of downtown San Francisco, SFO is known for its design-forward terminals, museum exhibits, and the famous yoga room.
Terminals
Terminals 1, 2, 3 (domestic) and the International Terminal, arranged in a ring connected by the free AirTrain people-mover.
Transport to city center
BART train direct to downtown: ~30 min, around USD 10. Taxis USD 55–70; rideshare USD 30–55. The AirTrain connects all terminals to BART and car rental.
Lounges
United Polaris and United Club lounges, Centurion Lounge, KLM/Air France, Cathay Pacific, and multiple Priority Pass options.
Travel tips
BART is the fastest, cheapest route downtown. Fog can cause delays — book morning flights when possible. The International Terminal has excellent local food.
Airport Wi-Fi
Free unlimited WiFi at SFO — connect to '#SFO Free WiFi'; no time limit.
Security and arrival
International arrivals clear US Customs and Border Protection — use Mobile Passport Control or Global Entry to skip lines. Standard 100ml (3-1-1) liquid rules apply at TSA security; TSA PreCheck speeds screening. Fog can cause delays, so book morning flights when possible, and use the free AirTrain to move between terminals.
Distance to city
21 km / 30 min by BART train to downtown San Francisco