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Cheap flights from London to San Francisco from ₹ 31,428

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 23/1. 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.
08:55 - 16:25LHR-SFO
15h 30m1 stop
17:25 - 12:00SFO-LHR
10h 35mdirect
₹ 43,065
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Wed, 15 Jan - Thu, 20 Feb
08:55 - 16:25LHR-SFO
15h 30m1 stop
15:20 - 13:30SFO-LHR
14h 10m1 stop
₹ 43,150
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Fri, 17 Jan - Fri, 24 Jan
11:10 - 18:45LHR-SFO
15h 35m1 stop
12:50 - 07:25SFO-LHR
10h 35mdirect
₹ 43,235Lufthansa
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Thu, 16 Jan - Wed, 29 Jan
09:30 - 16:00LHR-SFO
14h 30m1 stop
13:40 - 11:15SFO-LHR
13h 35m1 stop
₹ 43,320Lufthansa
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Thu, 16 Jan - Wed, 29 Jan
14:05 - 20:47LHR-SFO
38h 42m2 stops
19:45 - 14:10SFO-LHR
10h 25mdirect
₹ 43,744Austrian Airlines
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Thu, 1 May - Mon, 5 May
16:35 - 14:40LGW-SFO
30h 05m1 stop
17:40 - 15:45SFO-LGW
15h 05m1 stop
₹ 44,169TAP AIR PORTUGAL
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Tue, 25 Feb - Mon, 17 Mar
13:45 - 16:55LHR-SFO
11h 10mdirect
12:50 - 07:25SFO-LHR
10h 35mdirect
₹ 44,254Austrian Airlines
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Mon, 13 Jan - Sun, 26 Jan
15:55 - 15:55LGW-SFO
32h 00m1 stop
16:40 - 15:45SFO-LGW
15h 05m1 stop
₹ 44,339TAP AIR PORTUGAL
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Thu, 30 Jan - Mon, 3 Mar
18:45 - 16:25LGW-SFO
29h 40m1 stop
19:25 - 17:50SFO-LGW
14h 25m1 stop
₹ 44,424SWISS
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Wed, 15 Jan - Wed, 22 Jan
18:45 - 16:25LGW-SFO
29h 40m1 stop
19:25 - 17:50SFO-LGW
14h 25m1 stop
₹ 44,509SWISS
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Wed, 12 Feb - Wed, 26 Feb
14:50 - 13:05LHR-SFO
30h 15m1 stop
₹ 31,428WestJet
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Thu, 23 Jan
14:50 - 13:05LHR-SFO
30h 15m1 stop
₹ 31,598WestJet
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Wed, 29 Jan
07:55 - 20:10LGW-SFO
20h 15m1 stop
₹ 31,938
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Wed, 22 Jan
07:55 - 20:10LGW-SFO
20h 15m1 stop
₹ 32,193
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Wed, 22 Jan
14:50 - 14:35LGW-SFO
31h 45m1 stop
₹ 46,717TAP AIR PORTUGAL
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Thu, 17 Apr
06:00 - 14:35LHR-SFO
16h 35m1 stop
₹ 47,057TAP AIR PORTUGAL
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Thu, 17 Apr
08:55 - 16:25LHR-SFO
15h 30m1 stop
₹ 56,486SWISS
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Wed, 29 Jan
08:55 - 16:25LHR-SFO
15h 30m1 stop
₹ 57,165SWISS
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Wed, 29 Jan
16:55 - 16:45LGW-SFO
31h 50m1 stop
₹ 76,192Turkish Airlines
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Wed, 5 Feb
10:20 - 16:45LGW-SFO
38h 25m1 stop
₹ 77,296Turkish Airlines
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Mon, 10 Feb
10:45 - 22:48LHR-SFO
20h 03m1 stop
16:40 - 10:55SFO-LHR
10h 15mdirect
₹ 55,381Virgin Atlantic
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Tue, 24 Dec - Tue, 14 Jan
13:45 - 16:55LHR-SFO
11h 10mdirect
12:50 - 07:25SFO-LHR
10h 35mdirect
₹ 57,505United Airlines
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Tue, 24 Dec - Tue, 14 Jan
08:40 - 11:50LHR-SFO
35h 10m1 stop
06:05 - 12:40SFO-LHR
23h 35m1 stop
₹ 57,590Delta
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Mon, 23 Dec - Wed, 29 Oct
10:00 - 11:50LHR-SFO
33h 50m1 stop
00:40 - 12:15SFO-LHR
28h 35m1 stop
₹ 58,015Delta
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Mon, 23 Dec - Tue, 28 Oct
19:30 - 16:25LHR-SFO
28h 55m2 stops
19:25 - 11:15SFO-LHR
31h 50m1 stop
₹ 62,516SWISS
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Mon, 23 Dec - Tue, 14 Jan
09:05 - 18:45LHR-SFO
41h 40m2 stops
08:25 - 11:15SFO-LHR
18h 50m2 stops
₹ 64,980Austrian Airlines
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Mon, 23 Dec - Tue, 14 Jan
19:30 - 16:25LHR-SFO
52h 55m2 stops
19:25 - 11:15SFO-LHR
31h 50m1 stop
₹ 65,744SWISS
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Sun, 22 Dec - Tue, 14 Jan
06:00 - 18:45LHR-SFO
20h 45m2 stops
11:55 - 21:40SFO-LHR
49h 45m2 stops
₹ 65,999Austrian Airlines
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Tue, 24 Dec - Tue, 14 Jan
06:40 - 22:51LHR-SFO
24h 11m2 stops
17:40 - 21:20SFO-LHR
20h 40m2 stops
₹ 69,651Scandinavian Airlines
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Mon, 23 Dec - Wed, 29 Oct
06:40 - 21:56LHR-SFO
23h 16m2 stops
17:30 - 17:40SFO-LHR
16h 10m1 stop
₹ 80,694Scandinavian Airlines
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Mon, 23 Dec - Mon, 30 Dec
13:45 - 16:55LHR-SFO
11h 10mdirect
12:50 - 07:25SFO-LHR
10h 35mdirect
₹ 44,254Austrian Airlines
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Mon, 13 Jan - Sun, 26 Jan
10:05 - 13:15LHR-SFO
11h 10mdirect
12:50 - 07:25SFO-LHR
10h 35mdirect
₹ 44,339Lufthansa
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Thu, 16 Jan - Wed, 29 Jan
10:35 - 13:40LHR-SFO
11h 05mdirect
12:55 - 07:25SFO-LHR
10h 30mdirect
₹ 44,594
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Wed, 30 Apr - Sun, 4 May
13:45 - 16:55LHR-SFO
11h 10mdirect
17:25 - 12:00SFO-LHR
10h 35mdirect
₹ 45,868United Airlines
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Sun, 29 Dec - Sat, 11 Jan
13:45 - 16:55LHR-SFO
11h 10mdirect
12:50 - 07:25SFO-LHR
10h 35mdirect
₹ 46,038United Airlines
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Sun, 29 Dec - Sat, 11 Jan
15:20 - 18:45LHR-SFO
11h 25mdirect
18:30 - 12:00SFO-LHR
10h 30mdirect
₹ 47,992British Airways
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Mon, 24 Feb - Thu, 20 Mar
11:45 - 15:00LHR-SFO
11h 15mdirect
17:30 - 12:00SFO-LHR
10h 30mdirect
₹ 48,076British Airways
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Fri, 17 Jan - Sun, 26 Jan
11:45 - 15:00LHR-SFO
11h 15mdirect
17:30 - 12:00SFO-LHR
10h 30mdirect
₹ 48,246Finnair
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Wed, 5 Feb - Tue, 4 Mar
10:35 - 13:40LHR-SFO
11h 05mdirect
19:45 - 14:10SFO-LHR
10h 25mdirect
₹ 50,115
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Mon, 14 Apr - Wed, 7 May
11:45 - 15:00LHR-SFO
11h 15mdirect
17:30 - 12:00SFO-LHR
10h 30mdirect
₹ 53,428Finnair
Find Deal
Mon, 10 Feb - Tue, 25 Feb

Delta flights from London to San Francisco

Our best Delta deals on London to San Francisco flight tickets
Delta
13 Mar
LHR06:30London Heathrow
13h 20m
1 stop
SFO12:50San Francisco
23 Mar
SFO17:40San Francisco
10h 15m
LHR10:55London Heathrow
₹ 47,312
Find similar
Delta
18 Jan
LHR08:40London Heathrow
20h 54m
2 stops
SFO21:34San Francisco
21 Jan
SFO22:50San Francisco
13h 20m
1 stop
LHR20:10London Heathrow
₹ 47,822
Find similar
Delta
31 Jan
LHR06:20London Heathrow
14h 50m
1 stop
SFO13:10San Francisco
28 Feb
SFO16:40San Francisco
10h 15m
LHR10:55London Heathrow
₹ 47,907
Find similar

United Airlines flights from London to San Francisco

Our best United Airlines deals on London to San Francisco flight tickets
United Airlines
14 Jan
LHR08:55London Heathrow
15h 30m
1 stop
SFO16:25San Francisco
21 Jan
SFO17:25San Francisco
10h 35m
LHR12:00London Heathrow
₹ 44,679
Find similar
United Airlines
14 May
LHR06:30London Heathrow
14h 10m
1 stop
SFO12:40San Francisco
19 May
SFO00:32San Francisco
23h 08m
1 stop
LHR07:40London Heathrow
₹ 45,273
Find similar
United Airlines
29 Dec
LHR10:05London Heathrow
11h 10m
SFO13:15San Francisco
11 Jan
SFO05:14San Francisco
20h 26m
1 stop
LHR09:40London Heathrow
₹ 45,868
Find similar

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?

In general, February is the cheapest month to fly from London to San Francisco. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around ₹ 46,208. If you aren’t able to travel to San Francisco during the month of February, then flying in November is also cheap. Prices for this month can be found on momondo for an average of ₹ 49,605.

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

The cheapest day to depart from London to San Francisco is on a Sunday. Travellers who choose to depart for San Francisco on a Sunday will often find tickets for as low as ₹ 47,365. The most expensive day to fly to San Francisco is Friday, with ticket prices averaging around ₹ 69,083.

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

The cheapest time of day to fly to San Francisco is in the evening when flights can be purchased for as low as ₹ 0. Flights in the afternoon are often more expensive, with an average ticket price of ₹ 65,158.

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 ideal time to book your flight to San Francisco is 22 days in advance, when prices tend to average ₹ 57,236. In the past 72 hours, momondo users found flights from London to San Francisco for as low as ₹ 4,350,598.

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 74% 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 17% 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

₹ 31,428

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 ₹ 31,428. The best return flight deal from London to San Francisco found on momondo in the last 72 hours is ₹ 43,065.
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?

    There are 8609.4 km between London and San Francisco. 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 are updated daily.

  • How many operators does momondo search for flights from London to San Francisco Airport?

  • 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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 license, 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?


Best airlines flying from London to San Francisco

Compare and see reviews for airlines that fly from London to San Francisco with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom ₹ 46,191Free CancellationRating
7.4
9,048 reviews
Search United Airlines flights
  • United Airlines Flights From London to San Francisco

    The lowest priced United Airlines flight from London to San Francisco from the last 72 hours was ₹ 544. Generally, United Airlines has 14 flights on this route every week with an average price of ₹ 854. United Airlines is rated 7.4/10 by our users.


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?

Yes. momondo enables you to select and highlight flights to San Francisco from London with this policy.

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?

If you are simply researching potential flights to San Francisco, momondo offers a useful price alert feature which will track prices for flights to San Francisco from London and alert you when they change.


An easier way to manage your San Francisco trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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