Cheap flights from San Francisco to London from $170

Round-trip
1 adult
Economy
From?
To?
Tue 6/6
Tue 6/13

Deals available from 900+ travel sites.

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

$170

Fastest flight time

9h 25m

Direct flights

Every day

Airports in London

2 airports
The best one-way flight to London from San Francisco in the past 72 hours is $170. The best round-trip flight deal from San Francisco to London found on momondo in the last 72 hours is $485.
The fastest flight from San Francisco to London takes 9h 25m
Direct flights go from San Francisco to London every day.
There are 2 airports near London: London Heathrow (LHR), London Gatwick (LGW)

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?

March. The cheapest time of year to fly to London from San Francisco is March. Most expensive is July

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 14% more expensive at noon than in the evening

What is the cheapest airline that flies to London from San Francisco?

TAP AIR PORTUGAL. Aer Lingus, Finnair, and Iberia are the most popular carriers operating from San Francisco to London

What is the cheapest San Francisco to London flight route?

San Francisco - London Gatwick. Fly from San Francisco to London Gatwick for the best San Francisco - London flight prices

How far in advance should you book San Francisco to London flights?

59 days before. The cheapest time to buy a flight from San Francisco to London is approximately 59 days to departure

How many flights depart from San Francisco to London on average per day?

28 flights are operational weekly from San Francisco to London as of June 2023. The most popular departure time for this route is 3:00PM, with 44% of flights per day taking off in the afternoon.

How many flights depart from San Francisco to London on average per week?

As of June 2023, 202 flights take off from San Francisco and land in London each week. The most common flight departure day for this route is Monday, with 15% of weekly flights taking off on this day.

What cabin class options are available on San Francisco to London flights?

There are 4 cabin classes available to choose from on San Francisco to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Francisco to London flights?

No. A direct flight is the cheapest option for a flight between San Francisco to London.

If you are looking to fly from San Francisco to London, you are most likely going to fly from San Francisco Airport to London Heathrow Airport, the most popular airports on that route. If you are looking for alternate airports to fly out of when traveling to London, you can try flying out of San Jose Airport (in San Jose), Oakland Airport (in Oakland), or Santa Rosa Sonoma County Airport (in Santa Rosa). You may be looking for an airport near London Heathrow Airport to land at when traveling from San Francisco and luckily, there are options! You can try London City Airport which is located in London, London Gatwick Airport which is located in London, or London Luton Airport which is located in London. In June, $485 is typically the cheapest round trip price you’ll find from San Francisco to London which you can find when you fly SFO — LGW.

San Francisco Airport (SFO) to London Heathrow Airport (LHR)$523
Search Flight Deals
San Jose Airport (SJC) to London Heathrow Airport (LHR)$580
Search Flight Deals
San Francisco Airport (SFO) to London City Airport (LCY)$664
Search Flight Deals
Oakland Airport (OAK) to London Heathrow Airport (LHR)$641
Search Flight Deals
San Francisco Airport (SFO) to London Gatwick Airport (LGW)$485
Search Flight Deals
San Francisco Airport (SFO) to London Luton Airport (LTN)$671
Search Flight Deals

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 six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from San Francisco to London by changing tabs
Norse Atlantic UK
Oct 10
SFO11:25 amSan Francisco
10h 25m
LGW9:50 pmLondon Gatwick
Oct 17
LGW6:00 amLondon Gatwick
11h 25m
SFO5:25 pmSan Francisco
Scandinavian Airlines
Oct 20
SFO4:25 pmSan Francisco
28h 30m
1 stop
LHR8:55 pmLondon Heathrow
Oct 25
LHR4:30 pmLondon Heathrow
30h 05m
1 stop
SFO10:35 pmSan Francisco
TAP AIR PORTUGAL
Oct 8
SFO12:20 pmSan Francisco
18h 30m
1 stop
LHR6:50 amLondon Heathrow
Oct 31
LHR2:00 amLondon Heathrow
16h 55m
1 stop
SFO6:55 pmSan Francisco
Air Canada
Oct 1
SFO8:50 amSan Francisco
12h 45m
1 stop
LHR9:35 pmLondon Heathrow
Oct 23
LHR5:30 amLondon Heathrow
20h 40m
1 stop
SFO2:10 amSan Francisco
Air France
Oct 13
SFO9:20 amSan Francisco
21h 15m
2 stops
LHR6:35 amLondon Heathrow
Oct 15
LHR1:30 pmLondon Heathrow
11h 00m
SFO12:30 amSan Francisco
ITA Airways
Oct 8
SFO11:15 amSan Francisco
16h 45m
1 stop
LHR4:00 amLondon Heathrow
Nov 1
LHR4:00 pmLondon Heathrow
25h 25m
1 stop
SFO5:25 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 Norse Atlantic UK, SWISS and TAP AIR PORTUGAL
Norse Atlantic UK
Oct 10
SFO11:25 amSan Francisco
10h 25m
LGW9:50 pmLondon Gatwick
TAP AIR PORTUGAL
Sep 17
SFO12:20 pmSan Francisco
18h 30m
1 stop
LHR6:50 amLondon Heathrow
SWISS
Oct 4
SFO3:50 pmSan Francisco
14h 25m
1 stop
LCY6:15 amLondon City

Search last-minute flights to London from San Francisco

Find and compare round-trip flight prices for your last-minute flight from San Francisco to London
Multiple Airlines
Jun 7
SFO6:51 pmSan Francisco
50h 09m
3 stops
LGW9:00 pmLondon Gatwick
Oct 3
LGW6:00 amLondon Gatwick
11h 25m
SFO5:25 pmSan Francisco
Air Transat
Jun 7
SFO2:50 amSan Francisco
19h 00m
1 stop
LGW9:50 pmLondon Gatwick
Jun 11
LGW7:35 amLondon Gatwick
19h 50m
1 stop
SFO3:25 amSan Francisco
JetBlue
Jun 7
SFO2:00 amSan Francisco
19h 30m
1 stop
LHR9:30 pmLondon Heathrow
Oct 3
LHR7:55 amLondon Heathrow
21h 23m
1 stop
SFO5:18 amSan Francisco
Turkish Airlines
Jun 7
SFO2:30 pmSan Francisco
36h 35m
1 stop
LHR3:05 amLondon Heathrow
Jun 15
LHR6:10 pmLondon Heathrow
26h 40m
1 stop
SFO8:50 pmSan Francisco
Scandinavian Airlines
Jun 7
SFO4:25 pmSan Francisco
35h 35m
1 stop
LHR4:00 amLondon Heathrow
Oct 3
LHR5:55 amLondon Heathrow
16h 40m
1 stop
SFO10:35 pmSan Francisco
Icelandair
Jun 7
SFO8:43 amSan Francisco
23h 37m
2 stops
LHR8:20 amLondon Heathrow
Jun 15
LHR5:25 pmLondon Heathrow
35h 03m
2 stops
SFO4:28 amSan Francisco

Best airlines flying from San Francisco to London

Compare and see reviews for airlines that fly from San Francisco to London with momondo
Airline
Rating
Free Cancellation
Price
Norse Atlantic UKPriceFrom $336Free CancellationRating
0.0
Search Norse Atlantic UK flights
TAP AIR PORTUGALPriceFrom $352Free CancellationRating
7.2
348 reviews
Search TAP AIR PORTUGAL flights
Scandinavian AirlinesPriceFrom $452Free CancellationRating
7.1
408 reviews
Search Scandinavian Airlines flights
FinnairPriceFrom $570Free CancellationRating
7.7
341 reviews
Search Finnair flights
Aer LingusPriceFrom $580Free CancellationRating
7.1
280 reviews
Search Aer Lingus flights
IberiaPriceFrom $583Free CancellationRating
6.8
494 reviews
Search Iberia flights
British AirwaysPriceFrom $592Free CancellationRating
6.5
1,555 reviews
Search British Airways flights
American AirlinesPriceFrom $615Free CancellationRating
7.2
2,260 reviews
Search American Airlines flights
Air FrancePriceFrom $620Free CancellationRating
7.4
382 reviews
Search Air France flights
DeltaPriceFrom $623Free CancellationRating
7.8
1,264 reviews
Search Delta flights
  • SWISS Flights From San Francisco to London

    The lowest priced SWISS flight from San Francisco to London from the last 72 hours was $630. Generally, SWISS has 14 flights on this route every week with an average price of $886. SWISS is rated 8.1/10 by our users.

  • Delta Flights From San Francisco to London

    Delta (7.8/10 from 1,264 reviews) operates around 7 flights from San Francisco to London in any given week. The average Delta airfare for this route is around $980, with deals from around $623 rare but found on momondo. Referenced prices are for round-trip San Francisco to London flight searches in the last 72 hours.


Finnair flights from San Francisco to London

Our best Finnair deals on San Francisco to London flight tickets
Finnair
Aug 9
SFO12:25 pmSan Francisco
10h 25m
LHR10:50 pmLondon Heathrow
Aug 30
LHR3:30 amLondon Heathrow
22h 02m
2 stops
SFO1:32 amSan Francisco
Finnair
Aug 8
SFO4:50 amSan Francisco
14h 55m
1 stop
LHR7:45 pmLondon Heathrow
Aug 22
LHR2:10 pmLondon Heathrow
35h 22m
2 stops
SFO1:32 amSan Francisco

Scandinavian Airlines flights from San Francisco to London

Our best Scandinavian Airlines deals on San Francisco to London flight tickets
Scandinavian Airlines
Oct 20
SFO4:25 pmSan Francisco
28h 30m
1 stop
LHR8:55 pmLondon Heathrow
Oct 25
LHR4:30 pmLondon Heathrow
30h 05m
1 stop
SFO10:35 pmSan Francisco
Scandinavian Airlines
Oct 11
SFO4:25 pmSan Francisco
17h 15m
1 stop
LHR9:40 amLondon Heathrow
Oct 29
LHR4:30 pmLondon Heathrow
29h 45m
1 stop
SFO10:15 pmSan Francisco
Scandinavian Airlines
Oct 16
SFO4:25 pmSan Francisco
15h 05m
1 stop
LHR7:30 amLondon Heathrow
Oct 20
LHR2:45 amLondon Heathrow
19h 50m
1 stop
SFO10:35 pmSan Francisco

  • How far is San Francisco to London by plane?

    London is 5349.7 mi away from San Francisco. In terms of flight time, this usually takes a little over 10h 20m.


Alternative routes for San Francisco to London

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
San Jose to London Flights
Fastest flight time10h 15m
Cheapest price$580
Los Angeles to London Flights
Fastest flight time10h 35m
Cheapest price$484
Santa Ana to London Flights
Fastest flight time12h 14m
Cheapest price$628
Burbank to London Flights
Fastest flight time15h 15m
Cheapest price$631
Oakland, California to London Flights
Fastest flight time12h 25m
Cheapest price$641
San Diego to London Flights
Fastest flight time15h 25m
Cheapest price$715
Ontario to London Flights
Fastest flight time17h 30m
Cheapest price$619
Sacramento to London Flights
Fastest flight time13h 31m
Cheapest price$740

Similar San Francisco to London flights

Flexible with your destination? Broaden your search and find flights similar to your San Francisco to London route

Why use momondo?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from San Francisco.

All flight searches from San Francisco to London on momondo can be filtered to show those which offer flexible booking policies.


Save money when you book flights with momondo
Flexible Travel
momondo understands the need for flexibility and we have a filter specifically for flights with no change fees.
Expert Insights
Data driven insights designed to help you find a great flight deal. From the cheapest time to depart to how far in advance to book.
Price Alerts
Track the price of your preferred flight route and be notified when it changes.