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Cheap flights from San Francisco to London from £272

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to London departing on 2/12. 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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Cheap return flights

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TAP AIR PORTUGAL Logo
16:35 - 09:50SFO-LGW
33h 15m1 stop
TAP AIR PORTUGAL Logo
21:25 - 14:30LGW-SFO
49h 05m2 stops
£445TAP AIR PORTUGAL
Find Deal
Mon, 17 Nov - Mon, 24 Nov
TAP AIR PORTUGAL Logo
16:35 - 09:50SFO-LGW
33h 15m1 stop
TAP AIR PORTUGAL Logo
10:40 - 14:35LGW-SFO
35h 55m1 stop
£447TAP AIR PORTUGAL
Find Deal
Sat, 29 Nov - Sun, 7 Dec
SWISS Logo
19:25 - 17:50SFO-LGW
14h 25m1 stop
SWISS Logo
18:40 - 16:30LGW-SFO
29h 50m1 stop
£449SWISS
Find Deal
Mon, 29 Dec - Mon, 16 Feb
Multiple Airlines Logo
08:25 - 14:00SFO-LGW
21h 35m2 stops
Multiple Airlines Logo
15:25 - 12:40LGW-SFO
29h 15m2 stops
£449Multiple Airlines
Find Deal
Wed, 25 Feb - Tue, 3 Mar
Multiple Airlines Logo
16:40 - 21:50SFO-LGW
21h 10m2 stops
Multiple Airlines Logo
19:45 - 14:35LGW-SFO
26h 50m2 stops
£450Multiple Airlines
Find Deal
Sun, 30 Nov - Wed, 3 Dec
TAP AIR PORTUGAL Logo
19:10 - 09:50SFO-LGW
30h 40m1 stop
TAP AIR PORTUGAL Logo
10:10 - 14:35LGW-SFO
60h 25m2 stops
£453TAP AIR PORTUGAL
Find Deal
Fri, 5 Dec - Sat, 13 Dec
Multiple Airlines Logo
08:25 - 20:15SFO-LGW
27h 50m2 stops
Multiple Airlines Logo
07:00 - 21:22LGW-SFO
22h 22m2 stops
£454Multiple Airlines
Find Deal
Fri, 5 Dec - Thu, 11 Dec
SWISS Logo
19:25 - 17:50SFO-LGW
14h 25m1 stop
SWISS Logo
18:40 - 16:30LGW-SFO
29h 50m1 stop
£455SWISS
Find Deal
Tue, 3 Feb - Wed, 18 Feb
SWISS Logo
19:25 - 17:50SFO-LGW
14h 25m1 stop
SWISS Logo
18:40 - 16:30LGW-SFO
29h 50m1 stop
£455SWISS
Find Deal
Wed, 18 Feb - Sun, 22 Feb
SWISS Logo
19:25 - 17:50SFO-LGW
14h 25m1 stop
SWISS Logo
18:40 - 16:30LGW-SFO
29h 50m1 stop
£456SWISS
Find Deal
Thu, 27 Nov - Thu, 4 Dec

TAP AIR PORTUGAL flights from San Francisco to London Gatwick Airport

Our best TAP AIR PORTUGAL deals on San Francisco to London Gatwick Airport flight tickets
TAP AIR PORTUGAL
17 Nov
SFO16:35San Francisco
33h 15m
1 stop
LGW09:50London Gatwick
24 Nov
LGW21:25London Gatwick
49h 05m
2 stops
SFO14:30San Francisco
£445
Find similar
TAP AIR PORTUGAL
29 Nov
SFO16:35San Francisco
33h 15m
1 stop
LGW09:50London Gatwick
7 Dec
LGW10:40London Gatwick
35h 55m
1 stop
SFO14:35San Francisco
£447
Find similar
TAP AIR PORTUGAL
5 Dec
SFO19:10San Francisco
30h 40m
1 stop
LGW09:50London Gatwick
13 Dec
LGW10:10London Gatwick
60h 25m
2 stops
SFO14:35San Francisco
£453
Find similar

SWISS flights from San Francisco to London Gatwick Airport

Our best SWISS deals on San Francisco to London Gatwick Airport flight tickets
SWISS
29 Dec
SFO19:25San Francisco
14h 25m
1 stop
LGW17:50London Gatwick
16 Feb
LGW18:40London Gatwick
29h 50m
1 stop
SFO16:30San Francisco
£449
Find similar
SWISS
3 Feb
SFO19:25San Francisco
14h 25m
1 stop
LGW17:50London Gatwick
18 Feb
LGW18:40London Gatwick
29h 50m
1 stop
SFO16:30San Francisco
£455
Find similar
SWISS
18 Feb
SFO19:25San Francisco
14h 25m
1 stop
LGW17:50London Gatwick
22 Feb
LGW18:40London Gatwick
29h 50m
1 stop
SFO16:30San Francisco
£455
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from San Francisco to London Gatwick Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 31 October 2025.
Use the filters below to find and compare flights from San Francisco to London Gatwick Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoLondon

SFO - LGW

SFOLGW

San Francisco

Mon 17/11

16:35-09:50

1 stop33h 15m

London Gatwick

Mon 24/11

21:25-14:30

2 stops49h 05m

£445

San FranciscoLondon

SFO - LGW

SFOLGW

San Francisco

Sat 29/11

16:35-09:50

1 stop33h 15m

London Gatwick

Sun 7/12

10:40-14:35

1 stop35h 55m

£447

San FranciscoLondon

SFO - LGW

SFOLGW

San Francisco

Mon 29/12

19:25-17:50

1 stop14h 25m

London Gatwick

Mon 16/2

18:40-16:30

1 stop29h 50m

£449

San FranciscoLondon

SFO - LGW

SFOLGW

San Francisco

Wed 25/2

08:25-14:00

2 stops21h 35m

London Gatwick

Tue 3/3

15:25-12:40

2 stops29h 15m

£449

San FranciscoLondon

SFO - LGW

SFOLGW

San Francisco

Sun 30/11

16:40-21:50

2 stops21h 10m

London Gatwick

Wed 3/12

19:45-14:35

2 stops26h 50m

£450

San FranciscoLondon

SFO - LGW

SFOLGW

San Francisco

Fri 5/12

19:10-09:50

1 stop30h 40m

London Gatwick

Sat 13/12

10:10-14:35

2 stops60h 25m

£453

San FranciscoLondon

SFO - LGW

SFOLGW

San Francisco

Fri 5/12

08:25-20:15

2 stops27h 50m

London Gatwick

Thu 11/12

07:00-21:22

2 stops22h 22m

£454

San FranciscoLondon

SFO - LGW

SFOLGW

San Francisco

Tue 3/2

19:25-17:50

1 stop14h 25m

London Gatwick

Wed 18/2

18:40-16:30

1 stop29h 50m

£455

San FranciscoLondon

SFO - LGW

SFOLGW

San Francisco

Wed 18/2

19:25-17:50

1 stop14h 25m

London Gatwick

Sun 22/2

18:40-16:30

1 stop29h 50m

£455

San FranciscoLondon

SFO - LGW

SFOLGW

San Francisco

Thu 27/11

19:25-17:50

1 stop14h 25m

London Gatwick

Thu 4/12

18:40-16:30

1 stop29h 50m

£456

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

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

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 to London Gatwick Airport?

The cheapest month to fly to London Gatwick Airport from San Francisco is in April. Flight prices, which tend to average around £489, are often lower during this time because this is during the off-season. If you don’t want to visit London Gatwick Airport in April, then you should wait until September to fly from San Francisco, when ticket prices are also cheap, with an average price of £504.

When to book flights from San Francisco to London Gatwick Airport

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

Cheap San Francisco to London Gatwick Airport (SFO to LGW) flight deals and tips

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

Direct flights

None
There are no direct flights from San Francisco to London Gatwick Airport. There are no popular flight routes from San Francisco to London Gatwick Airport.
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  • How far is San Francisco to London Gatwick by plane?

    The straight-line distance from San Francisco to London Gatwick is 5365.4 mi. Typically, this will take 14h 10m by plane in normal conditions.

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

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

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

  • What documentation or ID do you need to fly to London Gatwick Airport?

    The travel and health documents required for your trip to London Gatwick 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 London Gatwick Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
Maidstone
Slough
Canterbury
Southend-on-Sea
Ipswich
Ilford
Guildford
Colchester
Dover
Hayes
Chelmsford
Worthing
Dartford
Ramsgate
Bedford
Stansted

Why use momondo?

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

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

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

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

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

momondo helps you find the best flight between San Francisco and London 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 San Francisco to London right now. Can momondo alert me if prices change?

If you are not ready to book a flight from San Francisco to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.

An easier way to manage your London Gatwick Airport trip

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