Cheap flights from San Francisco to London

Direct flight: 8,618 km, ~10h 8m from San Francisco (SFO) to London (LHR).

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Live fares · SFO → LHR

Frequently asked questions

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

    Direct flights from SFO to LHR cover approximately 8,618 km (5,355 miles), with an estimated flight time of 10h 8m. Operating airlines: BA, UA, VS.

Related guides for this route

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

Full route page: SFO → LHR Cheapest month to fly to London All flights from San Francisco All flights to London Flights to United Kingdom Visa-free with USA passport BA routes UA routes VS routes