Cheap flights from Chicago to San Francisco

Direct flight: 2,965 km, ~3h 29m from Chicago (ORD) to San Francisco (SFO).

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Live fares · ORD → SFO

Frequently asked questions

  • How long is the flight from Chicago to San Francisco?

    Direct flights from ORD to SFO cover approximately 2,965 km (1,842 miles), with an estimated flight time of 3h 29m. Operating airlines: AA, UA.

Related guides for this route

Sibling pages — full route detail, airport overviews, visa context, per-airline routes.

Full route page: ORD → SFO Cheapest month to fly to San Francisco All flights from Chicago All flights to San Francisco Flights to USA Visa-free with USA passport AA routes UA routes