Terminals at SFO
San Francisco International Airport operates 4 terminals, with United Airlines as the main hub. Together they cover 119 gates across 16 airlines.
Security to B27 can feel like a 15-minute hike Harvey Milk Terminal 1 handles Alaska, Delta, Southwest, Frontier, and some American flights, with 37 gates…
F20 can be a 15‑minute hike from G at SFO Terminal 3 sits on United turf with 35 gates spread across E and F, plus a secure connector into International G.…
G gates link straight into Terminal 3 without leaving security The Dianne Feinstein International Terminal covers Concourses A and G, with 29 widebody gates…
Delta’s D10–D12 gates in Terminal 2 are about a 3‑minute walk from security. Terminal 2 at SFO handles Alaska, Delta, American, and some Southwest flights…