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Cheap flights from London Heathrow Airport to San Francisco from €485

This is the cheapest return 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 8/3. 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.
06:00 - 14:55LHR-SFO
16h 55m1 stop
16:20 - 22:00SFO-LHR
21h 40m1 stop
€485TAP AIR PORTUGAL
Find Deal
Sat, 8 Mar - Sun, 30 Mar
06:00 - 14:55LHR-SFO
16h 55m1 stop
17:35 - 17:30SFO-LHR
16h 55m1 stop
€490TAP AIR PORTUGAL
Find Deal
Sat, 1 Mar - Wed, 19 Mar
06:30 - 11:50LHR-SFO
13h 20m1 stop
16:40 - 10:55SFO-LHR
10h 15mdirect
€500Delta
Find Deal
Sat, 7 Dec - Mon, 9 Dec
06:30 - 11:50LHR-SFO
13h 20m1 stop
16:05 - 10:25SFO-LHR
10h 20mdirect
€501Delta
Find Deal
Thu, 23 Jan - Tue, 8 Apr
19:50 - 15:40LHR-SFO
27h 50m2 stops
17:30 - 18:50SFO-LHR
17h 20m2 stops
€518Scandinavian 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
€519Scandinavian Airlines
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Sun, 2 Feb - Sun, 16 Feb
13:00 - 20:11LHR-SFO
15h 11m1 stop
13:50 - 07:25SFO-LHR
10h 35mdirect
€575United Airlines
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Mon, 3 Mar - Tue, 18 Mar
08:55 - 16:25LHR-SFO
15h 30m1 stop
13:50 - 07:25SFO-LHR
10h 35mdirect
€579United Airlines
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Tue, 4 Mar - Thu, 20 Mar
11:45 - 16:00LHR-SFO
11h 15mdirect
18:30 - 12:00SFO-LHR
10h 30mdirect
€583British Airways
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Sun, 9 Mar - Thu, 27 Mar
15:20 - 19:45LHR-SFO
11h 25mdirect
18:30 - 12:00SFO-LHR
10h 30mdirect
€631British Airways
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Tue, 11 Mar - Fri, 28 Mar
20:50 - 18:00LHR-SFO
29h 10m1 stop
€500
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Mon, 19 May
18:30 - 14:30LHR-SFO
28h 00m1 stop
€522TAP AIR PORTUGAL
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Thu, 5 Dec
08:25 - 21:43LHR-SFO
21h 18m1 stop
€664JetBlue
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Mon, 3 Feb
06:35 - 14:50LHR-SFO
16h 15m1 stop
€687Lufthansa
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Mon, 25 Nov
06:00 - 20:07LHR-SFO
22h 07m2 stops
€692Austrian Airlines
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Fri, 29 Nov
13:45 - 16:55LHR-SFO
11h 10mdirect
€697Lufthansa
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Tue, 26 Nov
13:00 - 12:11LHR-SFO
31h 11m1 stop
€698United Airlines
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Fri, 29 Nov
13:00 - 14:06LHR-SFO
33h 06m1 stop
€699United Airlines
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Fri, 29 Nov
08:25 - 22:49LHR-SFO
22h 24m1 stop
€980JetBlue
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Mon, 6 Jan
10:05 - 13:15LHR-SFO
11h 10mdirect
€10,943Austrian Airlines
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Mon, 25 Nov
06:30 - 11:50LHR-SFO
13h 20m1 stop
16:40 - 10:55SFO-LHR
10h 15mdirect
€500Delta
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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
€501Delta
Find Deal
Mon, 25 Nov - Tue, 10 Dec
10:05 - 13:15LHR-SFO
11h 10mdirect
17:25 - 12:00SFO-LHR
10h 35mdirect
€591United Airlines
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Mon, 25 Nov - Mon, 9 Dec
13:45 - 16:55LHR-SFO
11h 10mdirect
12:50 - 07:25SFO-LHR
10h 35mdirect
€592United Airlines
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Sat, 23 Nov - Tue, 26 Nov
15:20 - 18:45LHR-SFO
11h 25mdirect
20:40 - 15:15SFO-LHR
10h 35mdirect
€635British 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
€639TAP AIR PORTUGAL
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Sun, 24 Nov - Wed, 27 Nov
19:25 - 19:17LHR-SFO
31h 52m2 stops
08:25 - 09:40SFO-LHR
41h 15m2 stops
€640Austrian Airlines
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Sat, 23 Nov - Sat, 7 Dec
06:00 - 19:17LHR-SFO
21h 17m2 stops
08:25 - 09:40SFO-LHR
41h 15m2 stops
€658Austrian Airlines
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Thu, 21 Nov - Sat, 7 Dec
19:55 - 14:45LHR-SFO
26h 50m1 stop
16:40 - 17:30SFO-LHR
16h 50m1 stop
€677TAP AIR PORTUGAL
Find Deal
Sun, 24 Nov - Sat, 30 Nov
11:45 - 15:00LHR-SFO
11h 15mdirect
17:30 - 12:00SFO-LHR
10h 30mdirect
€707British Airways
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Sat, 23 Nov - Thu, 28 Nov
11:40 - 14:45LHR-SFO
11h 05mdirect
17:40 - 10:55SFO-LHR
10h 15mdirect
€524Delta
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Mon, 3 Mar - Sun, 23 Mar
11:40 - 14:45LHR-SFO
11h 05mdirect
16:40 - 10:55SFO-LHR
10h 15mdirect
€525Delta
Find Deal
Mon, 10 Feb - Sun, 23 Feb
11:45 - 16:00LHR-SFO
11h 15mdirect
18:30 - 12:00SFO-LHR
10h 30mdirect
€583British Airways
Find Deal
Sun, 9 Mar - Thu, 27 Mar
11:45 - 16:00LHR-SFO
11h 15mdirect
18:30 - 12:00SFO-LHR
10h 30mdirect
€588British Airways
Find Deal
Wed, 12 Mar - Thu, 27 Mar
13:45 - 16:55LHR-SFO
11h 10mdirect
12:50 - 07:25SFO-LHR
10h 35mdirect
€595Brussels Airlines
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Wed, 25 Dec - Fri, 17 Jan
10:05 - 13:15LHR-SFO
11h 10mdirect
17:25 - 12:00SFO-LHR
10h 35mdirect
€596United Airlines
Find Deal
Tue, 24 Dec - Mon, 30 Dec
10:05 - 13:15LHR-SFO
11h 10mdirect
12:50 - 07:25SFO-LHR
10h 35mdirect
€597United Airlines
Find Deal
Tue, 24 Dec - Mon, 30 Dec
10:05 - 14:15LHR-SFO
11h 10mdirect
19:40 - 14:10SFO-LHR
10h 30mdirect
€599Austrian Airlines
Find Deal
Wed, 12 Mar - Sat, 29 Mar
10:05 - 13:15LHR-SFO
11h 10mdirect
12:50 - 07:25SFO-LHR
10h 35mdirect
€600Austrian Airlines
Find Deal
Fri, 10 Jan - Wed, 22 Jan
10:05 - 13:15LHR-SFO
11h 10mdirect
17:25 - 12:00SFO-LHR
10h 35mdirect
€897Brussels Airlines
Find Deal
Sun, 22 Dec - Tue, 7 Jan

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
8 Mar
LHR06:00London Heathrow
16h 55m
1 stop
SFO14:55San Francisco
30 Mar
SFO16:20San Francisco
21h 40m
1 stop
LHR22:00London Heathrow
TAP AIR PORTUGAL
1 Mar
LHR06:00London Heathrow
16h 55m
1 stop
SFO14:55San Francisco
19 Mar
SFO17:35San Francisco
16h 55m
1 stop
LHR17:30London Heathrow
TAP AIR PORTUGAL
18 Jan
LHR06:00London Heathrow
16h 55m
1 stop
SFO14:55San Francisco
29 Jan
SFO16:35San Francisco
16h 55m
1 stop
LHR17:30London Heathrow

Delta flights from London Heathrow Airport to San Francisco

Our best Delta deals on London Heathrow Airport to San Francisco flight tickets
Delta
7 Dec
LHR06:30London Heathrow
13h 20m
1 stop
SFO11:50San Francisco
9 Dec
SFO16:40San Francisco
10h 15m
LHR10:55London Heathrow
Delta
23 Jan
LHR06:30London Heathrow
13h 20m
1 stop
SFO11:50San Francisco
8 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

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.

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

€500

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 €500. The best return flight deal from London Heathrow Airport to San Francisco found on momondo in the last 72 hours is €485.
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. Flights usually cover this in 11h 00m, 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 refreshed on a daily basis.

  • 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 required travel and health documents for your San Francisco Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at San Francisco Airport. We recommend that you seek guidance from your airline or a reliable 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?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to San Francisco for you.

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?

Yes. momondo can track prices for London to San Francisco flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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