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Cheap flights from London to San Francisco from $607

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to San Francisco departing on 22/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from London to San Francisco

Cheap return flights

These are some of the best return flight deals from London to San Francisco that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from London to San Francisco.

Cheap last-minute flights

Planning a quick getaway from London to San Francisco? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to San Francisco, so you can enjoy a seamless trip without stopovers.

Cheap bus & train deals from London to San Francisco

Find recent round-trip train or bus tickets from London to San Francisco.

All round-trip flight deals to San Francisco

The cheapest plane tickets to San Francisco found on KAYAK recently.
19:30 - 15:40LHR-SFO
28h 10m1 stop
17:30 - 16:00SFO-LHR
14h 30m1 stop
$770Scandinavian Airlines
Find Deal
Wed, 29 Jan - Mon, 3 Feb
06:40 - 15:40LHR-SFO
17h 00m1 stop
18:30 - 18:30SFO-LHR
17h 00m1 stop
$773Scandinavian Airlines
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Mon, 3 Mar - Sun, 16 Mar
10:00 - 19:49LHR-SFO
17h 49m1 stop
12:50 - 07:25SFO-LHR
10h 35mdirect
$787Brussels Airlines
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Wed, 29 Jan - Mon, 3 Feb
09:35 - 15:55LGW-SFO
62h 20m2 stops
16:40 - 15:45SFO-LGW
15h 05m1 stop
$818TAP AIR PORTUGAL
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Wed, 29 Jan - Mon, 3 Feb
21:25 - 14:45LGW-SFO
25h 20m2 stops
19:15 - 09:50SFO-LGW
30h 35m1 stop
$819TAP AIR PORTUGAL
Find Deal
Sun, 16 Feb - Fri, 7 Mar
10:00 - 19:20LHR-SFO
17h 20m1 stop
12:50 - 07:25SFO-LHR
10h 35mdirect
$848Brussels Airlines
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Thu, 27 Feb - Thu, 6 Mar
11:15 - 18:34LHR-SFO
15h 19m1 stop
17:30 - 12:00SFO-LHR
10h 30mdirect
$991British Airways
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Tue, 31 Dec - Fri, 24 Jan
18:10 - 11:50LCY-SFO
25h 40m1 stop
13:50 - 16:35SFO-LCY
18h 45m1 stop
$1,029Virgin Atlantic
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Thu, 16 Jan - Thu, 23 Jan
09:20 - 23:22LCY-SFO
22h 02m2 stops
07:30 - 09:30SFO-LCY
18h 00m2 stops
$1,034Virgin Atlantic
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Mon, 13 Jan - Mon, 27 Jan
07:50 - 15:30LHR-SFO
15h 40m1 stop
17:30 - 12:00SFO-LHR
10h 30mdirect
$1,121British Airways
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Sun, 29 Dec - Fri, 24 Jan
07:55 - 20:10LGW-SFO
20h 15m1 stop
Wed, 22 Jan
10:45 - 09:30LGW-SFO
30h 45m1 stop
Sun, 11 May
18:45 - 14:35LHR-SFO
27h 50m1 stop
$861TAP AIR PORTUGAL
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Mon, 21 Apr
10:10 - 14:30LGW-SFO
36h 20m2 stops
$861TAP AIR PORTUGAL
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Thu, 12 Dec
14:10 - 13:59LHR-SFO
31h 49m2 stops
$1,106WestJet
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Thu, 8 May
18:10 - 11:50LCY-SFO
25h 40m1 stop
$1,948Virgin Atlantic
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Wed, 22 Jan
18:10 - 18:41LCY-SFO
32h 31m2 stops
$1,956Virgin Atlantic
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Sun, 19 Jan
14:10 - 13:59LHR-SFO
31h 49m2 stops
$2,809WestJet
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Thu, 15 May
06:50 - 15:30LCY-SFO
16h 40m1 stop
$4,458British Airways
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Mon, 16 Dec
13:00 - 19:37LGW-SFO
14h 37m1 stop
$5,782British Airways
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Sat, 26 Apr
06:30 - 11:50LHR-SFO
13h 20m1 stop
06:00 - 07:05SFO-LHR
17h 05m1 stop
$942Delta
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Thu, 5 Dec - Sat, 14 Dec
06:30 - 11:50LHR-SFO
13h 20m1 stop
05:55 - 10:00SFO-LHR
20h 05m1 stop
$945Delta
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Fri, 6 Dec - Fri, 13 Dec
13:00 - 12:11LHR-SFO
31h 11m1 stop
12:50 - 07:25SFO-LHR
10h 35mdirect
$960United Airlines
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Tue, 3 Dec - Thu, 12 Dec
10:05 - 13:15LHR-SFO
11h 10mdirect
12:50 - 07:25SFO-LHR
10h 35mdirect
$962United Airlines
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Wed, 4 Dec - Thu, 12 Dec
18:45 - 16:25LGW-SFO
29h 40m1 stop
19:25 - 17:50SFO-LGW
14h 25m1 stop
$1,037SWISS
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Fri, 6 Dec - Thu, 16 Jan
19:20 - 16:25LCY-SFO
29h 05m1 stop
19:25 - 17:05SFO-LCY
13h 40m1 stop
$1,092SWISS
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Fri, 6 Dec - Thu, 16 Jan
06:30 - 15:30LHR-SFO
17h 00m1 stop
17:20 - 21:00SFO-LHR
19h 40m1 stop
$1,134British Airways
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Wed, 4 Dec - Mon, 16 Dec
06:30 - 15:30LHR-SFO
17h 00m1 stop
17:20 - 15:35SFO-LHR
14h 15m1 stop
$1,163British Airways
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Wed, 4 Dec - Wed, 18 Dec
18:55 - 11:50LCY-SFO
24h 55m1 stop
13:50 - 18:25SFO-LCY
20h 35m1 stop
$1,491Virgin Atlantic
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Thu, 5 Dec - Thu, 12 Dec
08:40 - 23:11LCY-SFO
22h 31m2 stops
13:50 - 17:40SFO-LCY
19h 50m1 stop
$1,542Virgin Atlantic
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Thu, 5 Dec - Thu, 12 Dec
10:05 - 13:15LHR-SFO
11h 10mdirect
12:50 - 07:25SFO-LHR
10h 35mdirect
$784Brussels Airlines
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Wed, 29 Jan - Mon, 3 Feb
13:45 - 16:55LHR-SFO
11h 10mdirect
12:50 - 07:25SFO-LHR
10h 35mdirect
$842Austrian Airlines
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Thu, 27 Feb - Thu, 6 Mar
13:45 - 16:55LHR-SFO
11h 10mdirect
12:50 - 07:25SFO-LHR
10h 35mdirect
Wed, 26 Feb - Thu, 6 Mar
13:45 - 16:55LHR-SFO
11h 10mdirect
12:50 - 07:25SFO-LHR
10h 35mdirect
Mon, 13 Jan - Mon, 27 Jan
11:40 - 15:45LHR-SFO
11h 05mdirect
16:05 - 10:25SFO-LHR
10h 20mdirect
$957Delta
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Thu, 20 Mar - Sun, 30 Mar
11:40 - 15:45LHR-SFO
11h 05mdirect
16:05 - 10:25SFO-LHR
10h 20mdirect
$968Delta
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Tue, 18 Mar - Fri, 4 Apr
11:45 - 15:00LHR-SFO
11h 15mdirect
17:30 - 12:00SFO-LHR
10h 30mdirect
$976British Airways
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Wed, 29 Jan - Sun, 2 Feb
11:40 - 14:45LHR-SFO
11h 05mdirect
16:40 - 10:55SFO-LHR
10h 15mdirect
$1,100Virgin Atlantic
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Tue, 17 Dec - Wed, 1 Jan
15:20 - 18:45LHR-SFO
11h 25mdirect
17:30 - 12:00SFO-LHR
10h 30mdirect
$1,807British Airways
Find Deal
Sun, 15 Dec - Sun, 5 Jan
11:40 - 14:45LHR-SFO
11h 05mdirect
16:40 - 10:55SFO-LHR
10h 15mdirect
$1,813Virgin Atlantic
Find Deal
Mon, 16 Dec - Sat, 4 Jan

British Airways flights from London to San Francisco

Our best British Airways deals on London to San Francisco flight tickets
British Airways
31 Dec
LHR11:15London Heathrow
15h 19m
1 stop
SFO18:34San Francisco
24 Jan
SFO17:30San Francisco
10h 30m
LHR12:00London Heathrow
British Airways
29 Dec
LHR07:50London Heathrow
15h 40m
1 stop
SFO15:30San Francisco
24 Jan
SFO17:30San Francisco
10h 30m
LHR12:00London Heathrow
British Airways
4 Dec
LHR06:30London Heathrow
17h 00m
1 stop
SFO15:30San Francisco
16 Dec
SFO17:20San Francisco
19h 40m
1 stop
LHR21:00London Heathrow

Virgin Atlantic flights from London to San Francisco

Our best Virgin Atlantic deals on London to San Francisco flight tickets
Virgin Atlantic
16 Jan
LCY18:10London City
25h 40m
1 stop
SFO11:50San Francisco
23 Jan
SFO13:50San Francisco
18h 45m
1 stop
LCY16:35London City
Virgin Atlantic
13 Jan
LCY09:20London City
22h 02m
2 stops
SFO23:22San Francisco
27 Jan
SFO07:30San Francisco
18h 00m
2 stops
LCY09:30London City
Virgin Atlantic
15 Dec
LHR12:20London Heathrow
18h 40m
1 stop
SFO23:00San Francisco
9 Jan
SFO16:40San Francisco
10h 15m
LHR10:55London Heathrow

See travel insights to San Francisco from

How to get the cheapest flight ticket from London to San Francisco

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 typical price of a round-trip flight between London and San Francisco?

What is the cheapest month to fly to San Francisco?

If you aren’t able to travel during the month of February, then book flights to San Francisco from London during November instead. Flights to San Francisco in November, while not as cheap as those in February, still average around $888.

What is the cheapest day to depart on your flight to San Francisco?

According to our data, Monday is the cheapest day to fly to San Francisco from London. The lowest ticket price found for a Monday departure recently was $0. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from London to San Francisco for around $1,092.

What is the cheapest time of day to depart on your flight to San Francisco?

According to our data, the cheapest time of day to fly to San Francisco is in the evening. momondo users have found flights departing from London to San Francisco in the evening for as low as $0. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,090 on average. Flights to San Francisco from London in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest London to San Francisco flight route?

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

How far in advance should I book a flight to San Francisco?

The best time to book a flight to San Francisco from London is 24 days out, which is when prices tend to be around $1,023. Keep in mind that you might be able to find cheaper flights to San Francisco at any time. In fact, our users found flights for as low as $1,417 in the past 72 hours.

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

There are 1 cabin classes available to choose from on London to San Francisco 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 London to San Francisco flights?

You could potentially save up to 73% on your flight if you consider stops on a London to San Francisco flight.

How have London to San Francisco flight prices changed over time?

As of December 2024, prices for London to San Francisco flights are approximately 21% more expensive when compared to flights at the same time last year.

When to book flights from London to San Francisco

Are you open to changing your travel dates? Check out the ideal times to fly from London to San Francisco according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London to San Francisco (LON to SFO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to San Francisco

Best price found

$607

Fastest flight time

11h 00m

Direct flights

Every day

Airports in San Francisco

1 airport
The best one-way flight to San Francisco from London in the past 72 hours is $607. The best return flight deal from London to San Francisco found on momondo in the last 72 hours is $770.
The fastest flight from London to San Francisco takes 11h 00m
Direct flights go from London to San Francisco every day.
There is 1 airport near San Francisco: San Francisco (SFO)

  • How far is London to San Francisco by plane?

    The straight-line distance from London to San Francisco is 8609.4 km. Typically, this will take 11h 05m by plane in normal conditions.

  • When did momondo last update prices for flights from London to San Francisco Airport?

    Prices for flights from London to San Francisco Airport refresh daily.

  • How old do you have to be to fly from London to San Francisco Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from London to San Francisco Airport.

  • What documentation or ID do you need to fly to San Francisco Airport?

    The travel and health documents required for your trip to San Francisco Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at San Francisco Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from London to San Francisco?

  • What is the most popular airline from London to San Francisco?


Why use momondo?

Why should I use momondo to find a flight deal from London to San Francisco?

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 San Francisco from London.

Can I find flights from London to San Francisco with flexible booking policies on momondo?

Yes. All flights to San Francisco from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from London to San Francisco?

Once you have performed a search for London to San Francisco flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from London to San Francisco right now. Can momondo alert me if prices change?

Price alerts on flights to San Francisco from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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