Cheap flights from London to San Francisco
LHR SFOUnited Kingdom to United States
Lowest fares found recently
Prices our customers found on TRIP FINDY in the last three weeks, for one adult. Fares change all the time; search to see today's price.
| Departure | Trip | Airline | Stops | From |
|---|---|---|---|---|
| 14 Nov 2026 | One way |  B6 | 1 stop | 574.92 USD |
| 29 Nov 2026 | One way |  W9 | 3 stops | 788.70 USD |
Flights from London to San Francisco
Compare flights from London (LHR) to San Francisco (SFO) and book on TRIP FINDY. San Francisco is about 8,620 km from London. Search live fares for your dates, compare airlines and times, and pay securely in a few minutes.
Airlines on this route
- B6
- W9
Seen on fares our customers found in the last three months.
Questions about flying London to San Francisco
How long is the flight from London to San Francisco?
London and San Francisco are about 8,620 km apart, roughly 11 h 15 min in the air on a non-stop flight. A journey with a connection takes longer; search your dates to see the actual flight times.
Are there direct flights from London to San Francisco?
Recent searches on TRIP FINDY found connecting flights on this route. Search your dates to see every option available.
Which airlines fly from London to San Francisco?
Recent fares on this route were with B6 and W9. The airlines on offer change with the date; a search shows everything available for your trip.
How much is a flight from London to San Francisco?
The lowest fare found on TRIP FINDY recently was 574.92 USD for a one-way trip departing 14 Nov 2026. Fares change with demand and the date, so search your own dates to see today's price.
What is the time difference between London and San Francisco?
San Francisco is 7 hours behind London at present.
Which airports serve the route from London to San Francisco?
Flights leave from London Heathrow Airport (LHR) in London and arrive at San Francisco International Airport (SFO) in San Francisco.