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Cheap flights from London Heathrow Airport to San Francisco from $811

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 Heathrow Airport to San Francisco departing on 19/5. 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 Heathrow Airport to San Francisco

Cheap return flights

These are some of the best return flight deals from London Heathrow Airport 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 Heathrow Airport to San Francisco.

Cheap last-minute flights

Planning a quick getaway from London Heathrow Airport 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 Heathrow Airport to San Francisco

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

All round-trip flight deals to San Francisco

The cheapest plane tickets to San Francisco found on KAYAK recently.
06:30 - 11:50LHR-SFO
13h 20m1 stop
16:05 - 10:25SFO-LHR
10h 20mdirect
$812Delta
Find Deal
Sun, 26 Jan - Mon, 7 Apr
06:30 - 11:50LHR-SFO
13h 20m1 stop
16:40 - 10:55SFO-LHR
10h 15mdirect
$815Delta
Find Deal
Sun, 2 Feb - Sun, 9 Feb
06:30 - 11:50LHR-SFO
13h 20m1 stop
15:25 - 13:45SFO-LHR
14h 20m1 stop
$820Delta
Find Deal
Sat, 7 Dec - Mon, 13 Jan
19:50 - 15:40LHR-SFO
27h 50m2 stops
17:30 - 18:50SFO-LHR
17h 20m2 stops
$840Scandinavian Airlines
Find Deal
Thu, 30 Jan - Sat, 8 Feb
21:05 - 15:40LHR-SFO
26h 35m2 stops
17:30 - 17:40SFO-LHR
16h 10m1 stop
$841Scandinavian Airlines
Find Deal
Sun, 2 Feb - Sun, 9 Feb
06:00 - 14:35LHR-SFO
16h 35m1 stop
16:20 - 17:45SFO-LHR
17h 25m1 stop
$907TAP AIR PORTUGAL
Find Deal
Thu, 3 Apr - Fri, 25 Apr
09:10 - 19:49LHR-SFO
18h 39m1 stop
12:50 - 07:25SFO-LHR
10h 35mdirect
$960United Airlines
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Wed, 8 Jan - Thu, 23 Jan
13:00 - 15:35LHR-SFO
34h 35m1 stop
17:25 - 12:00SFO-LHR
10h 35mdirect
$961United Airlines
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Mon, 2 Dec - Mon, 9 Dec
13:45 - 16:55LHR-SFO
11h 10mdirect
17:25 - 12:00SFO-LHR
10h 35mdirect
$966Brussels Airlines
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Wed, 25 Dec - Fri, 17 Jan
11:05 - 12:35LHR-SFO
57h 30m2 stops
20:35 - 21:20SFO-LHR
16h 45m2 stops
$1,162Brussels Airlines
Find Deal
Mon, 2 Dec - Mon, 9 Dec
20:50 - 18:00LHR-SFO
29h 10m1 stop
Mon, 19 May
12:25 - 14:55LHR-SFO
34h 30m1 stop
$860TAP AIR PORTUGAL
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Fri, 6 Dec
13:00 - 14:06LHR-SFO
33h 06m1 stop
$1,133United Airlines
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Fri, 29 Nov
10:00 - 01:07LHR-SFO
23h 07m3 stops
$1,142United Airlines
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Mon, 25 Nov
07:25 - 20:38LHR-SFO
21h 13m1 stop
$1,339JetBlue
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Wed, 8 Jan
12:15 - 00:14LHR-SFO
19h 59m2 stops
$1,417Icelandair
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Wed, 8 Jan
08:25 - 22:49LHR-SFO
22h 24m1 stop
$1,589JetBlue
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Mon, 6 Jan
15:15 - 16:45LHR-SFO
33h 30m1 stop
$2,260Turkish Airlines
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Sat, 14 Dec
06:35 - 11:05LHR-SFO
36h 30m1 stop
$2,971Turkish Airlines
Find Deal
Thu, 2 Jan
12:15 - 00:45LHR-SFO
20h 30m2 stops
$3,061Icelandair
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Thu, 19 Dec
06:30 - 11:50LHR-SFO
13h 20m1 stop
16:40 - 10:55SFO-LHR
10h 15mdirect
$811Delta
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Mon, 25 Nov - Tue, 10 Dec
06:30 - 11:50LHR-SFO
13h 20m1 stop
16:40 - 10:55SFO-LHR
10h 15mdirect
$812Delta
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Mon, 25 Nov - Tue, 10 Dec
10:05 - 13:15LHR-SFO
11h 10mdirect
12:50 - 07:25SFO-LHR
10h 35mdirect
$960United Airlines
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Sat, 23 Nov - Thu, 5 Dec
10:05 - 13:15LHR-SFO
11h 10mdirect
08:30 - 07:10SFO-LHR
14h 40m1 stop
$961United Airlines
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Fri, 22 Nov - Sat, 30 Nov
15:20 - 18:45LHR-SFO
11h 25mdirect
20:40 - 15:15SFO-LHR
10h 35mdirect
$1,030British Airways
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Fri, 22 Nov - Wed, 27 Nov
19:55 - 14:45LHR-SFO
26h 50m1 stop
16:35 - 17:30SFO-LHR
16h 55m1 stop
$1,036TAP AIR PORTUGAL
Find Deal
Sun, 24 Nov - Wed, 27 Nov
19:55 - 14:45LHR-SFO
26h 50m1 stop
16:40 - 17:30SFO-LHR
16h 50m1 stop
$1,098TAP AIR PORTUGAL
Find Deal
Sun, 24 Nov - Sat, 30 Nov
06:40 - 15:40LHR-SFO
17h 00m1 stop
14:25 - 17:40SFO-LHR
19h 15m2 stops
$1,115Scandinavian Airlines
Find Deal
Sat, 23 Nov - Thu, 28 Nov
11:45 - 15:00LHR-SFO
11h 15mdirect
17:30 - 12:00SFO-LHR
10h 30mdirect
$1,147British Airways
Find Deal
Sat, 23 Nov - Thu, 28 Nov
06:40 - 15:40LHR-SFO
17h 00m1 stop
14:25 - 16:00SFO-LHR
17h 35m2 stops
$1,376Scandinavian Airlines
Find Deal
Fri, 22 Nov - Tue, 26 Nov
11:40 - 14:45LHR-SFO
11h 05mdirect
16:40 - 10:55SFO-LHR
10h 15mdirect
$851Delta
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Mon, 10 Feb - Sun, 23 Feb
11:40 - 14:45LHR-SFO
11h 05mdirect
16:40 - 10:55SFO-LHR
10h 15mdirect
$855Delta
Find Deal
Wed, 4 Dec - Tue, 10 Dec
11:40 - 14:45LHR-SFO
11h 05mdirect
16:40 - 10:55SFO-LHR
10h 15mdirect
$858Delta
Find Deal
Sun, 2 Feb - Sun, 9 Feb
11:15 - 14:15LHR-SFO
11h 00mdirect
16:05 - 10:25SFO-LHR
10h 20mdirect
$861Delta
Find Deal
Tue, 29 Apr - Thu, 8 May
10:05 - 13:15LHR-SFO
11h 10mdirect
17:25 - 12:00SFO-LHR
10h 35mdirect
$966Brussels Airlines
Find Deal
Wed, 25 Dec - Sat, 11 Jan
11:15 - 14:15LHR-SFO
11h 00mdirect
16:05 - 10:25SFO-LHR
10h 20mdirect
$967Virgin Atlantic
Find Deal
Fri, 9 May - Sat, 17 May
13:45 - 16:55LHR-SFO
11h 10mdirect
17:25 - 12:00SFO-LHR
10h 35mdirect
$970United Airlines
Find Deal
Tue, 24 Dec - Mon, 30 Dec
10:05 - 13:15LHR-SFO
11h 10mdirect
12:50 - 07:25SFO-LHR
10h 35mdirect
$973Austrian Airlines
Find Deal
Fri, 10 Jan - Mon, 27 Jan
12:20 - 15:25LHR-SFO
11h 05mdirect
12:55 - 07:25SFO-LHR
10h 30mdirect
$981Austrian Airlines
Find Deal
Wed, 16 Apr - Tue, 29 Apr
10:05 - 13:15LHR-SFO
11h 10mdirect
17:25 - 12:00SFO-LHR
10h 35mdirect
$990United Airlines
Find Deal
Sat, 11 Jan - Tue, 28 Jan

Delta flights from London Heathrow Airport to San Francisco

Our best Delta deals on London Heathrow Airport to San Francisco flight tickets
Delta
25 Nov
LHR06:30London Heathrow
13h 20m
1 stop
SFO11:50San Francisco
10 Dec
SFO16:40San Francisco
10h 15m
LHR10:55London Heathrow
Delta
26 Jan
LHR06:30London Heathrow
13h 20m
1 stop
SFO11:50San Francisco
7 Apr
SFO16:05San Francisco
10h 20m
LHR10:25London Heathrow
Delta
26 Nov
LHR06:30London Heathrow
13h 20m
1 stop
SFO11:50San Francisco
30 Jan
SFO16:40San Francisco
10h 15m
LHR10:55London Heathrow

Lufthansa flights from London Heathrow Airport to San Francisco

Our best Lufthansa deals on London Heathrow Airport to San Francisco flight tickets
Lufthansa
25 Nov
LHR06:30London Heathrow
14h 05m
1 stop
SFO12:35San Francisco
28 Nov
SFO12:50San Francisco
10h 35m
LHR07:25London Heathrow
Lufthansa
1 Dec
LHR13:45London Heathrow
11h 10m
SFO16:55San Francisco
4 Dec
SFO17:25San Francisco
10h 35m
LHR12:00London Heathrow

See travel insights to San Francisco from

How to get the cheapest flight ticket from London Heathrow Airport 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 cheapest month to fly from London Heathrow Airport to San Francisco?

February. The cheapest time of year to fly to San Francisco from London Heathrow Airport is February. The most expensive is July.

What is the cheapest day to depart London Heathrow Airport for San Francisco?

Friday. The cheapest day of the week is usually Friday. The most expensive is usually Tuesday.

When is the cheapest time to fly from London Heathrow Airport to San Francisco?

In the afternoon. London Heathrow Airport to San Francisco flights are approximately 6% more expensive in the morning than in the afternoon

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

22 days before. The cheapest time to buy a flight from London Heathrow Airport to San Francisco is approximately 22 days to departure

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

You could potentially save up to 39% on your flight if you consider stops on a London Heathrow Airport to San Francisco flight.

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

As of November 2024, prices for London Heathrow Airport to San Francisco flights are approximately 31% more expensive when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to San Francisco

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

Cheap London Heathrow Airport to San Francisco (LHR to SFO) flight deals and tips

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

Best price found

$811

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 Heathrow Airport in the past 72 hours is $811. The best return flight deal from London Heathrow Airport to San Francisco found on momondo in the last 72 hours is $812.
The fastest flight from London Heathrow Airport to San Francisco takes 11h 00m
Direct flights go from London Heathrow Airport to San Francisco every day.
There is 1 airport near San Francisco: San Francisco (SFO)

  • How far is London Heathrow to San Francisco by plane?

    A flight from London Heathrow to San Francisco will travel around 8596.0 km. 11h 00m is a normal flight duration for this route.

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

    Prices for flights from London Heathrow Airport to San Francisco Airport are refreshed on a daily basis.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to San Francisco Airport.

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

    The travel and health documents you'll need for your trip to San Francisco Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at San Francisco Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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


Why use momondo?

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

It is quick and easy to find London to San Francisco flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San Francisco that suits you.

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

Yes. momondo allows you to filter the results for London to San Francisco flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between London and San Francisco by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of London to San Francisco flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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