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Cheap flights from San Francisco to London
Round-trip
Economy
Flight information for San Francisco to London
(SFO to LON)
Find info about flight duration, direct flights, and airports for your flight from San Francisco to London
| Best Price Found | $419 | The best flight deal from San Francisco to London found on momondo in the last 72 hours is $419 |
| Fastest flight time | 10h 10m | The fastest flight from San Francisco to London takes 10h 10m |
| Direct flights | None | There are no direct flights from San Francisco to London. Popular non-direct routes for this connection are San Francisco - London Heathrow, San Francisco - London Stansted and San Francisco - London Gatwick. |
| Airports in London | 6 airports | There are 6 airports near London: London City (LCY), London Heathrow (LHR), London Luton (LTN), London Stansted (STN), London Gatwick (LGW), London Southend (SEN) |
How to get the cheapest flight ticket from San Francisco to London
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly from San Francisco to London?
February
The cheapest time of year to fly to London from San Francisco is February. Most expensive is December
What is the cheapest day to depart San Francisco for London?
Tuesday
The cheapest day of the week is typically Tuesday. The most expensive is typically Saturday
When is the cheapest time to fly from San Francisco to London?
in the evening
San Francisco to London flights are approximately 8% more expensive in the morning than in the evening
What is the cheapest airline that flies to London from San Francisco?
TAP AIR PORTUGAL
TAP AIR PORTUGAL, Finnair, and Brussels Airlines are the most popular carriers operating from San Francisco to London
What is the cheapest San Francisco to London flight route?
San Francisco - London Stansted
Fly from San Francisco to London Stansted for the best San Francisco - London flight prices
How far in advance should you book San Francisco to London flights?
60 days before
The cheapest time to buy a flight from San Francisco to London is approximately 60 days to departure
60
Days before departure
0
Easily compare round-trip flights from San Francisco to London
Below you can see the best fares for your round-trip flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from San Francisco to London by changing tabs
SAS![SAS]()
Nov 16![SAS]()
Nov 30
SFO12:30 pmSan Francisco
17h 00m
2 stops
LHR5:30 amLondon Heathrow
LHR1:45 amLondon Heathrow
16h 00m
1 stop
SFO5:45 pmSan Francisco
SAS![SAS]()
Aug 13![SAS]()
Aug 26
SFO7:30 amSan Francisco
20h 30m
1 stop
LHR4:00 amLondon Heathrow
LHR2:45 amLondon Heathrow
16h 05m
1 stop
SFO6:50 pmSan Francisco
Find the cheapest one-way flights from San Francisco to London
If you're looking for one-way flights from San Francisco to London, view some of our deals below provided by British Airways
Best airlines flying from San Francisco to London
Compare and see reviews for airlines that fly from San Francisco to London with momondo
AirlineFree CancellationPrice
PriceFrom $223
Free Cancellation
Reviews
Pros: Nothing, Air Portugal is the worst I have ever experienced. Never fly Air Portugal, you have been warned.
Cons: A different airline
1 / 10
PriceFrom $327
Free Cancellation
Reviews
Cons: Cabin crew were arrogant and didn’t allow us to storage our backpacks in the over head cabins.
1 / 5
PriceFrom $347
Free Cancellation
Reviews
Pros: All is great.
Cons: Nothing is not good.
1 / 8
PriceFrom $353
Free Cancellation
Reviews
Pros: That I got to visit a place as mystical as Iceland for such a low and affordable flight. My departure flight with Iceland Air was on time and although the return was a bit tardy the company did an excellent job with being transparent.
Cons: The flight crew could have been a bit more polite
1 / 10
PriceFrom $356
Free Cancellation
Reviews
Pros: Al the flights was nice with no issues
Cons: The food that I have with Lufthansa was super bad and there’s no Choise, however, the connect flight wit with United airline have very good food and , what I want say is United airline airplane much better than Lufthansa in every thing even the seats is much nicer
1 / 10
PriceFrom $363
Free Cancellation
Reviews
Pros: Nothing
Cons: Not charging me 100 dollars For a luggage that was 56 pounds
1 / 10
PriceFrom $364
Free Cancellation
PriceFrom $364
Free Cancellation
Reviews
Pros: Crew was acceptable but sits terrible
Cons: Not a comfy flight
1 / 10
PriceFrom $374
Free Cancellation
Reviews
Pros: I managed to get a comfortable seating
1 / 10
PriceFrom $375
Free Cancellation
Reviews
Pros: Yes, Very good
1 / 9
Are airlines flying from San Francisco to London offering flexible cancellation due to COVID-19?
To ease the stress of booking flights, some of our airline partners flying from San Francisco to London are responding to the global pandemic. The following airlines may have a flexible cancellation policy to help accommodate travelers: United Airlines, Virgin Atlantic, and British Airways.