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Cheap flights from San Francisco to London from £284

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 20/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Find the cheapest flights from San Francisco to London

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
19:25 - 22:55
SFO
-
STN
19h 30m2 stops
Multiple Airlines Logo
18:00 - 12:40
STN
-
SFO
26h 40m2 stops
£446Multiple Airlines
Sat, 24 Jan - Sat, 31 Jan
Multiple Airlines Logo
08:25 - 11:30
SFO
-
STN
19h 05m2 stops
Multiple Airlines Logo
08:10 - 21:22
STN
-
SFO
21h 12m2 stops
£452Multiple Airlines
Sun, 11 Jan - Tue, 27 Jan
Multiple Airlines Logo
08:25 - 11:30
SFO
-
STN
19h 05m2 stops
Multiple Airlines Logo
08:10 - 21:22
STN
-
SFO
21h 12m2 stops
£452Multiple Airlines
Sun, 11 Jan - Tue, 27 Jan
Multiple Airlines Logo
16:40 - 15:15
SFO
-
STN
14h 35m1 stop
Multiple Airlines Logo
07:35 - 14:35
STN
-
SFO
15h 00m1 stop
£475Multiple Airlines
Fri, 30 Jan - Mon, 9 Feb
Multiple Airlines Logo
16:40 - 15:45
SFO
-
STN
15h 05m1 stop
Multiple Airlines Logo
07:35 - 14:35
STN
-
SFO
15h 00m1 stop
£478Multiple Airlines
Mon, 2 Feb - Mon, 9 Feb
Multiple Airlines Logo
16:40 - 15:25
SFO
-
STN
14h 45m1 stop
Multiple Airlines Logo
07:35 - 14:35
STN
-
SFO
15h 00m1 stop
£478Multiple Airlines
Sat, 31 Jan - Mon, 9 Feb
Multiple Airlines Logo
17:45 - 22:20
SFO
-
STN
20h 35m1 stop
Multiple Airlines Logo
18:20 - 17:55
STN
-
SFO
31h 35m1 stop
£488Multiple Airlines
Sun, 26 Apr - Wed, 6 May
Multiple Airlines Logo
19:40 - 20:55
SFO
-
STN
17h 15m1 stop
Multiple Airlines Logo
07:55 - 17:55
STN
-
SFO
18h 00m1 stop
£492Multiple Airlines
Tue, 21 Apr - Tue, 5 May
Multiple Airlines Logo
16:40 - 15:45
SFO
-
STN
15h 05m1 stop
Multiple Airlines Logo
07:35 - 14:35
STN
-
SFO
15h 00m1 stop
£495Multiple Airlines
Mon, 26 Jan - Mon, 2 Feb
Multiple Airlines Logo
08:25 - 00:10
SFO
-
STN
31h 45m3 stops
Multiple Airlines Logo
16:45 - 12:40
STN
-
SFO
27h 55m2 stops
£495Multiple Airlines
Fri, 16 Jan - Mon, 19 Jan

Turkish Airlines flights from San Francisco to London Stansted Airport

Our best Turkish Airlines deals on San Francisco to London Stansted Airport flight tickets
Turkish Airlines
17 Mar
SFO19:50San Francisco
37h 30m
1 stop
STN16:20London Stansted
24 Mar
STN17:20London Stansted
31h 25m
1 stop
SFO17:45San Francisco
£521
Find similar
Turkish Airlines
20 Mar
SFO19:50San Francisco
19h 25m
1 stop
STN22:15London Stansted
27 Mar
STN17:20London Stansted
25h 45m
1 stop
SFO12:05San Francisco
£527
Find similar
Turkish Airlines
2 Apr
SFO12:55San Francisco
19h 55m
1 stop
STN16:50London Stansted
10 Apr
STN06:15London Stansted
18h 25m
1 stop
SFO16:40San Francisco
£532
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from San Francisco to London Stansted 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 29 December 2025.
Use the filters below to find and compare flights from San Francisco to London Stansted Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Sat 24/1

19:25-22:55

2 stops19h 30m

London Stansted

Sat 31/1

18:00-12:40

2 stops26h 40m

£446

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Sun 11/1

08:25-11:30

2 stops19h 05m

London Stansted

Tue 27/1

08:10-21:22

2 stops21h 12m

£452

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Sun 11/1

08:25-11:30

2 stops19h 05m

London Stansted

Tue 27/1

08:10-21:22

2 stops21h 12m

£452

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Fri 30/1

16:40-15:15

1 stop14h 35m

London Stansted

Mon 9/2

07:35-14:35

1 stop15h 00m

£475

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Mon 2/2

16:40-15:45

1 stop15h 05m

London Stansted

Mon 9/2

07:35-14:35

1 stop15h 00m

£478

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Sat 31/1

16:40-15:25

1 stop14h 45m

London Stansted

Mon 9/2

07:35-14:35

1 stop15h 00m

£478

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Sun 26/4

17:45-22:20

1 stop20h 35m

London Stansted

Wed 6/5

18:20-17:55

1 stop31h 35m

£488

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Tue 21/4

19:40-20:55

1 stop17h 15m

London Stansted

Tue 5/5

07:55-17:55

1 stop18h 00m

£492

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Mon 26/1

16:40-15:45

1 stop15h 05m

London Stansted

Mon 2/2

07:35-14:35

1 stop15h 00m

£495

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Fri 16/1

08:25-00:10

3 stops31h 45m

London Stansted

Mon 19/1

16:45-12:40

2 stops27h 55m

£495

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

When to book flights from San Francisco to London Stansted Airport

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

Cheap San Francisco to London Stansted Airport (SFO to STN) flight deals and tips

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

Fastest flight time

12h 50m

Direct flights

None
The fastest flight from San Francisco to London Stansted Airport takes 12h 50m
There are no direct flights from San Francisco to London Stansted Airport. There are no popular flight routes from San Francisco to London Stansted Airport.
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  • How far is San Francisco to London Stansted by plane?

    The straight-line distance from San Francisco to London Stansted is 5340.7 mi. By plane, this route typically takes 12h 50m.

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

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

  • How old do you have to be to fly from San Francisco Airport to London Stansted 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 layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to London Stansted Airport.

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

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

  • How do I get Price Alerts for flights from San Francisco to London Stansted Airport?

    Confirm your travel details to search for the latest offers for flights from San Francisco to London Stansted Airport. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from San Francisco to London Stansted Airport with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

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
Southend-on-Sea
Canterbury
Ipswich
Ilford
Guildford
Hayes
Chelmsford
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Worthing
Hounslow
Bedford
Colchester
Ramsgate
Folkestone

Why use momondo?

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

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 San Francisco to London for you.

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

All flight searches from San Francisco to London on momondo can be filtered to show those which offer flexible booking policies.

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

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 London from San Francisco.

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.

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