Cheap flights from San Francisco to London
Flights from San Francisco to London currently start at €237. Below are the cheapest dates, typical duration and airlines on this route. Search live fares when you are ready to book — prices change during the day.
Prices refresh daily · per adult · Typical time: 15h 40m
Key facts
- Lowest fare
- €237 · Wed 11 Nov
- Direct flights
- Yes
- Flight time
- 15h 40m
- Airlines
- SAS Scandinavian, Virgin Atlantic, United Airlines, TAP Air Portugal
- Cheapest month
- November 2026
- Distance
- 8630 km
Round trip
One way
Questions people ask before they book
How much are flights from San Francisco to London?
The lowest fare we currently show from San Francisco to London is €237 for one adult. That price is tied to specific dates and can sell out.
Are there direct flights from San Francisco to London?
Yes. Direct flights from San Francisco to London show up in current fares. Filter by Direct when you search to hide connections.
Which airlines fly from San Francisco to London?
Airlines showing fares on this route include SAS Scandinavian, Virgin Atlantic, United Airlines, TAP Air Portugal, Aer Lingus, Air Canada. The cheapest airline is not always the one with a bag included.
How long is the flight from San Francisco to London?
A typical itinerary from San Francisco to London takes about 15h 40m, including connections when the cheapest fare is not direct.
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November 2026