San Francisco International

San Francisco, United States · TSA

Region: United States (TSA)

💧 Liquids & scanner status

3-1-1 liquids rule.

⚠️ Airport-specific things to know

Major Asia gateway — long international queues.
Powerbanks in carry-on only.

✈️ Major airlines using SFO

United Airlines Alaska Airlines Southwest Airlines

⚠️ Airport rules vary by terminal, time of day, and current security level. This page summarises common guidance — always confirm with your airline and the airport's official site (linked below) before flying.

Last reviewed: May 2026 · Source: TSA — what can I bring? ↗