Cheap flights from San Francisco to Cancun

Direct flight: 3,872 km, ~4h 33m from San Francisco (SFO) to Cancun (CUN).

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Live fares · SFO → CUN

Frequently asked questions

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

    Direct flights from SFO to CUN cover approximately 3,872 km (2,406 miles), with an estimated flight time of 4h 33m. Operating airlines: AS, UA.

Related guides for this route

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

Full route page: SFO → CUN Cheapest month to fly to Cancun All flights from San Francisco All flights to Cancun Flights to Mexico Visa-free with USA passport AS routes UA routes