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Cheap flights from London Heathrow Airport to San Francisco from C$ 637

This is the cheapest round-trip 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 20/2. 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 round-trip flights

These are some of the best round-trip 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 layovers.

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.
6:30 a.m. - 11:50 a.m.LHR-SFO
13h 20m1 stop
4:40 p.m. - 10:55 a.m.SFO-LHR
10h 15mdirect
C$ 637Delta
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Thu, 20 Feb - Sun, 2 Mar
6:30 a.m. - 11:50 a.m.LHR-SFO
13h 20m1 stop
3:25 p.m. - 1:45 p.m.SFO-LHR
14h 20m1 stop
C$ 640Delta
Find Deal
Thu, 16 Jan - Tue, 11 Feb
8:55 a.m. - 4:25 p.m.LHR-SFO
15h 30m1 stop
12:30 a.m. - 7:30 a.m.SFO-LHR
23h 00m1 stop
C$ 681United Airlines
Find Deal
Mon, 25 Nov - Sun, 1 Dec
11:15 a.m. - 6:41 p.m.LHR-SFO
15h 26m1 stop
10:21 a.m. - 8:15 a.m.SFO-LHR
13h 54m1 stop
C$ 682British Airways
Find Deal
Thu, 21 Nov - Thu, 5 Dec
1:30 p.m. - 8:05 p.m.LHR-SFO
14h 35m1 stop
12:50 p.m. - 7:25 a.m.SFO-LHR
10h 35mdirect
C$ 683United Airlines
Find Deal
Sun, 24 Nov - Mon, 9 Dec
11:45 a.m. - 3:00 p.m.LHR-SFO
11h 15mdirect
5:30 p.m. - 12:00 p.m.SFO-LHR
10h 30mdirect
C$ 690British Airways
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Sun, 24 Nov - Mon, 2 Dec
11:45 a.m. - 3:00 p.m.LHR-SFO
11h 15mdirect
6:30 p.m. - 12:00 p.m.SFO-LHR
10h 30mdirect
C$ 697Finnair
Find Deal
Thu, 23 Jan - Sat, 22 Mar
8:55 a.m. - 5:25 p.m.LHR-SFO
15h 30m1 stop
3:55 p.m. - 9:25 a.m.SFO-LHR
10h 30mdirect
C$ 706
Find Deal
Sat, 22 Mar - Sat, 29 Mar
11:45 a.m. - 3:00 p.m.LHR-SFO
11h 15mdirect
8:40 p.m. - 3:15 p.m.SFO-LHR
10h 35mdirect
C$ 738Finnair
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Sun, 24 Nov - Mon, 9 Dec
8:55 a.m. - 4:25 p.m.LHR-SFO
15h 30m1 stop
5:25 p.m. - 12:00 p.m.SFO-LHR
10h 35mdirect
C$ 879
Find Deal
Fri, 6 Dec - Wed, 1 Jan
7:55 p.m. - 2:55 p.m.LHR-SFO
27h 00m1 stop
C$ 784TAP AIR PORTUGAL
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Fri, 22 Nov
4:30 p.m. - 2:45 p.m.LHR-SFO
30h 15m1 stop
C$ 794TAP AIR PORTUGAL
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Sun, 12 Jan
7:55 p.m. - 2:45 p.m.LHR-SFO
26h 50m1 stop
C$ 947TAP AIR PORTUGAL
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Sun, 17 Nov
8:25 a.m. - 9:38 p.m.LHR-SFO
21h 13m1 stop
C$ 994JetBlue
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Mon, 13 Jan
8:55 a.m. - 4:25 p.m.LHR-SFO
15h 30m1 stop
C$ 1,035SWISS
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Mon, 11 Nov
8:25 a.m. - 9:38 p.m.LHR-SFO
21h 13m1 stop
C$ 1,049JetBlue
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Fri, 17 Jan
1:45 p.m. - 4:55 p.m.LHR-SFO
11h 10mdirect
C$ 1,050United Airlines
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Thu, 28 Nov
10:00 a.m. - 1:07 a.m.LHR-SFO
23h 07m3 stops
C$ 1,057United Airlines
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Thu, 14 Nov
8:00 a.m. - 11:59 p.m.LHR-SFO
23h 59m2 stops
C$ 1,065United Airlines
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Fri, 29 Nov
12:15 p.m. - 10:42 p.m.LHR-SFO
18h 27m2 stops
C$ 1,272
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Sun, 8 Dec
1:45 p.m. - 4:55 p.m.LHR-SFO
11h 10mdirect
12:50 p.m. - 7:25 a.m.SFO-LHR
10h 35mdirect
C$ 697United Airlines
Find Deal
Sat, 9 Nov - Sat, 16 Nov
1:45 p.m. - 4:55 p.m.LHR-SFO
11h 10mdirect
4:32 p.m. - 1:30 p.m.SFO-LHR
12h 58m1 stop
C$ 703United Airlines
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Sat, 9 Nov - Sat, 16 Nov
6:30 a.m. - 11:50 a.m.LHR-SFO
13h 20m1 stop
4:40 p.m. - 10:55 a.m.SFO-LHR
10h 15mdirect
C$ 764Delta
Find Deal
Thu, 7 Nov - Tue, 21 Jan
11:40 a.m. - 2:45 p.m.LHR-SFO
11h 05mdirect
4:40 p.m. - 10:55 a.m.SFO-LHR
10h 15mdirect
C$ 781Delta
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Thu, 7 Nov - Tue, 21 Jan
6:40 a.m. - 3:40 p.m.LHR-SFO
17h 00m1 stop
5:30 p.m. - 4:00 p.m.SFO-LHR
14h 30m1 stop
C$ 827Scandinavian Airlines
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Thu, 7 Nov - Fri, 24 Jan
1:40 p.m. - 2:15 p.m.LHR-SFO
32h 35m1 stop
4:35 p.m. - 5:30 p.m.SFO-LHR
16h 55m1 stop
C$ 828TAP AIR PORTUGAL
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Thu, 7 Nov - Wed, 13 Nov
7:55 p.m. - 2:15 p.m.LHR-SFO
26h 20m1 stop
4:35 p.m. - 5:30 p.m.SFO-LHR
16h 55m1 stop
C$ 830TAP AIR PORTUGAL
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Thu, 7 Nov - Wed, 22 Jan
7:30 p.m. - 3:40 p.m.LHR-SFO
28h 10m1 stop
5:30 p.m. - 4:00 p.m.SFO-LHR
14h 30m1 stop
C$ 867Scandinavian Airlines
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Fri, 8 Nov - Fri, 15 Nov
11:45 a.m. - 3:00 p.m.LHR-SFO
11h 15mdirect
8:40 p.m. - 3:15 p.m.SFO-LHR
10h 35mdirect
C$ 880British Airways
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Thu, 7 Nov - Sun, 19 Jan
11:45 a.m. - 3:00 p.m.LHR-SFO
11h 15mdirect
5:30 p.m. - 12:00 p.m.SFO-LHR
10h 30mdirect
C$ 883British Airways
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Fri, 8 Nov - Mon, 20 Jan
3:20 p.m. - 6:45 p.m.LHR-SFO
11h 25mdirect
5:30 p.m. - 12:00 p.m.SFO-LHR
10h 30mdirect
C$ 675British Airways
Find Deal
Thu, 30 Jan - Fri, 14 Feb
11:45 a.m. - 3:00 p.m.LHR-SFO
11h 15mdirect
5:30 p.m. - 12:00 p.m.SFO-LHR
10h 30mdirect
C$ 679British Airways
Find Deal
Fri, 31 Jan - Fri, 14 Feb
11:40 a.m. - 2:45 p.m.LHR-SFO
11h 05mdirect
4:40 p.m. - 10:55 a.m.SFO-LHR
10h 15mdirect
C$ 683Delta
Find Deal
Sat, 7 Dec - Mon, 13 Jan
11:40 a.m. - 2:45 p.m.LHR-SFO
11h 05mdirect
4:40 p.m. - 10:55 a.m.SFO-LHR
10h 15mdirect
C$ 685Delta
Find Deal
Sun, 24 Nov - Tue, 10 Dec
10:05 a.m. - 1:15 p.m.LHR-SFO
11h 10mdirect
12:50 p.m. - 7:25 a.m.SFO-LHR
10h 35mdirect
C$ 696United Airlines
Find Deal
Wed, 20 Nov - Sun, 1 Dec
11:45 a.m. - 3:00 p.m.LHR-SFO
11h 15mdirect
6:30 p.m. - 12:00 p.m.SFO-LHR
10h 30mdirect
C$ 697Finnair
Find Deal
Thu, 23 Jan - Sat, 22 Mar
11:45 a.m. - 3:00 p.m.LHR-SFO
11h 15mdirect
8:40 p.m. - 3:15 p.m.SFO-LHR
10h 35mdirect
C$ 738Finnair
Find Deal
Sun, 24 Nov - Mon, 9 Dec
1:45 p.m. - 4:55 p.m.LHR-SFO
11h 10mdirect
12:50 p.m. - 7:25 a.m.SFO-LHR
10h 35mdirect
C$ 795Austrian Airlines
Find Deal
Tue, 24 Dec - Thu, 9 Jan
10:05 a.m. - 2:15 p.m.LHR-SFO
11h 10mdirect
12:55 p.m. - 7:25 a.m.SFO-LHR
10h 30mdirect
C$ 817Austrian Airlines
Find Deal
Fri, 14 Mar - Wed, 23 Apr
1:45 p.m. - 4:55 p.m.LHR-SFO
11h 10mdirect
12:50 p.m. - 7:25 a.m.SFO-LHR
10h 35mdirect
C$ 849United Airlines
Find Deal
Wed, 4 Dec - Sun, 29 Dec

Scandinavian Airlines flights from London Heathrow Airport to San Francisco

Our best Scandinavian Airlines deals on London Heathrow Airport to San Francisco flight tickets
Scandinavian Airlines
6 Dec
LHR7:50 p.m.London Heathrow
27h 50m
2 stops
SFO3:40 p.m.San Francisco
28 Dec
SFO5:30 p.m.San Francisco
14h 30m
1 stop
LHR4:00 p.m.London Heathrow
Scandinavian Airlines
12 Dec
LHR7:50 p.m.London Heathrow
27h 50m
2 stops
SFO3:40 p.m.San Francisco
23 Jan
SFO5:30 p.m.San Francisco
20h 10m
1 stop
LHR9:40 p.m.London Heathrow
Scandinavian Airlines
2 Feb
LHR9:05 p.m.London Heathrow
26h 35m
2 stops
SFO3:40 p.m.San Francisco
9 Feb
SFO5:30 p.m.San Francisco
20h 05m
2 stops
LHR9:35 p.m.London Heathrow

TAP AIR PORTUGAL flights from London Heathrow Airport to San Francisco

Our best TAP AIR PORTUGAL deals on London Heathrow Airport to San Francisco flight tickets
TAP AIR PORTUGAL
17 Jan
LHR1:40 p.m.London Heathrow
33h 15m
1 stop
SFO2:55 p.m.San Francisco
6 May
SFO4:20 p.m.San Francisco
17h 25m
1 stop
LHR5:45 p.m.London Heathrow
TAP AIR PORTUGAL
15 Mar
LHR6:00 a.m.London Heathrow
16h 55m
1 stop
SFO3:55 p.m.San Francisco
24 Apr
SFO4:20 p.m.San Francisco
17h 25m
1 stop
LHR5:45 p.m.London Heathrow
TAP AIR PORTUGAL
21 Nov
LHR7:55 p.m.London Heathrow
26h 20m
1 stop
SFO2:15 p.m.San Francisco
4 Dec
SFO4:35 p.m.San Francisco
16h 55m
1 stop
LHR5:30 p.m.London Heathrow

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?

Saturday. The cheapest day of the week is typically Saturday. The most expensive is typically Sunday

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

London Heathrow Airport to San Francisco flights are currently only available in the morning

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

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

The number of flights available between London Heathrow Airport and San Francisco is 31 per day as of November 2024. The most frequent departure time is 11:00a.m., with 61% of daily flights leaving at noon.

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

The number of flights available between London Heathrow Airport and San Francisco is 217 per week as of November 2024. The most frequent departure day is Sunday, with 14% of weekly flights leaving on this day.

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

You could potentially save up to 25% 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 36% 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 round-trip 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

C$ 784

Fastest flight time

11h 05m

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 C$ 784. The best round-trip flight deal from London Heathrow Airport to San Francisco found on momondo in the last 72 hours is C$ 637.
The fastest flight from London Heathrow Airport to San Francisco takes 11h 05m
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?

    San Francisco is 8596.0 km away from London Heathrow. Flights usually cover this in 11h 05m, depending on flying conditions and air traffic around both airports.

  • 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 updated daily.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Heathrow Airport to San Francisco Airport.

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

    The necessary travel and health documents for your San Francisco Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking 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?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to San Francisco . Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to San Francisco from London which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Francisco from London.

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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