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Cheap flights from San Francisco to London from $369

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 3/17. 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
1 adult, Economy, 0 bags

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Find the cheapest flights from San Francisco to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:45 pm - 11:20 pm
SFO
-
STN
22h 35m
2 stops
Multiple Airlines Logo
11:10 am - 2:40 pm
STN
-
SFO
35h 30m
3 stops
$608Multiple Airlines
Mon, Apr 20 - Mon, Apr 27
Multiple Airlines Logo
4:45 pm - 11:25 pm
SFO
-
STN
22h 40m
3 stops
Multiple Airlines Logo
4:30 pm - 2:40 pm
STN
-
SFO
30h 10m
2 stops
$619Multiple Airlines
Sun, Apr 12 - Fri, Apr 24
Multiple Airlines Logo
4:45 pm - 6:40 pm
SFO
-
STN
17h 55m
2 stops
Multiple Airlines Logo
10:45 am - 2:40 pm
STN
-
SFO
35h 55m
2 stops
$622Multiple Airlines
Mon, Apr 20 - Mon, Apr 27
Multiple Airlines Logo
4:45 pm - 11:20 pm
SFO
-
STN
22h 35m
2 stops
Multiple Airlines Logo
1:20 pm - 2:40 pm
STN
-
SFO
33h 20m
2 stops
$623Multiple Airlines
Mon, Apr 20 - Mon, Apr 27
Multiple Airlines Logo
8:10 am - 5:10 pm
SFO
-
STN
25h 00m
2 stops
Multiple Airlines Logo
7:45 am - 9:30 pm
STN
-
SFO
21h 45m
2 stops
$624Multiple Airlines
Wed, Apr 15 - Wed, Apr 29
Multiple Airlines Logo
8:10 am - 7:20 pm
SFO
-
STN
27h 10m
2 stops
Multiple Airlines Logo
7:45 am - 9:30 pm
STN
-
SFO
21h 45m
2 stops
$629Multiple Airlines
Wed, Apr 8 - Wed, Apr 22
Multiple Airlines Logo
7:40 pm - 10:35 am
SFO
-
STN
30h 55m
1 stop
Multiple Airlines Logo
6:15 am - 12:00 pm
STN
-
SFO
37h 45m
2 stops
$636Multiple Airlines
Sun, Apr 19 - Tue, May 5
Multiple Airlines Logo
4:45 pm - 12:10 am
SFO
-
STN
23h 25m
1 stop
Multiple Airlines Logo
7:10 am - 2:40 pm
STN
-
SFO
15h 30m
1 stop
$638Multiple Airlines
Tue, Apr 14 - Tue, Apr 21
Multiple Airlines Logo
7:40 pm - 8:55 pm
SFO
-
STN
17h 15m
1 stop
Multiple Airlines Logo
6:15 am - 12:05 pm
STN
-
SFO
37h 50m
2 stops
$640Multiple Airlines
Tue, Apr 14 - Tue, Apr 21
Multiple Airlines Logo
8:10 am - 2:45 pm
SFO
-
STN
22h 35m
2 stops
Multiple Airlines Logo
7:55 am - 9:30 pm
STN
-
SFO
21h 35m
2 stops
$643Multiple Airlines
Mon, Apr 20 - Tue, Apr 28

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
Mar 17
SFO7:50 pmSan Francisco
37h 30m
1 stop
STN4:20 pmLondon Stansted
Mar 24
STN5:20 pmLondon Stansted
31h 25m
1 stop
SFO5:45 pmSan Francisco
$706
Turkish Airlines
Mar 16
SFO7:50 pmSan Francisco
31h 00m
1 stop
STN9:50 amLondon Stansted
Mar 23
STN10:50 amLondon Stansted
32h 15m
1 stop
SFO12:05 pmSan Francisco
$717
Turkish Airlines
Mar 17
SFO7:50 pmSan Francisco
37h 30m
1 stop
STN4:20 pmLondon Stansted
Mar 24
STN5:20 pmLondon Stansted
31h 25m
1 stop
SFO5:45 pmSan Francisco
$726

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated March 11, 2026.
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

Cheapest round-trip

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Mon 4/20

4:45 pm-11:20 pm

2 stops22h 35m

London Stansted

Mon 4/27

11:10 am-2:40 pm

3 stops35h 30m

$608

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Sun 4/12

4:45 pm-11:25 pm

3 stops22h 40m

London Stansted

Fri 4/24

4:30 pm-2:40 pm

2 stops30h 10m

$619

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Mon 4/20

4:45 pm-6:40 pm

2 stops17h 55m

London Stansted

Mon 4/27

10:45 am-2:40 pm

2 stops35h 55m

$622

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Mon 4/20

4:45 pm-11:20 pm

2 stops22h 35m

London Stansted

Mon 4/27

1:20 pm-2:40 pm

2 stops33h 20m

$623

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Wed 4/15

8:10 am-5:10 pm

2 stops25h 00m

London Stansted

Wed 4/29

7:45 am-9:30 pm

2 stops21h 45m

$624

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Wed 4/8

8:10 am-7:20 pm

2 stops27h 10m

London Stansted

Wed 4/22

7:45 am-9:30 pm

2 stops21h 45m

$629

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Sun 4/19

7:40 pm-10:35 am

1 stop30h 55m

London Stansted

Tue 5/5

6:15 am-12:00 pm

2 stops37h 45m

$636
Quickest round-trip

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Tue 4/14

4:45 pm-12:10 am

1 stop23h 25m

London Stansted

Tue 4/21

7:10 am-2:40 pm

1 stop15h 30m

$638

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Tue 4/14

7:40 pm-8:55 pm

1 stop17h 15m

London Stansted

Tue 4/21

6:15 am-12:05 pm

2 stops37h 50m

$640

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Mon 4/20

8:10 am-2:45 pm

2 stops22h 35m

London Stansted

Tue 4/28

7:55 am-9:30 pm

2 stops21h 35m

$643

Flights are sorted by cheapest round-trip 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 Stansted 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 airline that flies from San Francisco to London Stansted?

Turkish Airlines is the most popular carrier operating from San Francisco to London Stansted

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 round-trip 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.
Search flight deals

  • How far is San Francisco to London Stansted by plane?

    The distance between San Francisco and London Stansted is about 5340.7 mi. A reasonable flight in good conditions will take 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?

    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 Stansted Airport.

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

    The travel and health documents you'll need for your trip to London Stansted Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Stansted Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Milton Keynes
Luton
Dover
Slough
Crawley
Hayes
Wembley
Dartford
Croydon
Brentwood
Harrow
Watford
Guildford
Stansted
Cobham
Folkestone
Romford
Richmond

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Francisco to London. momondo saves you time and could save you money on your trip.

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

Flights from San Francisco to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from San Francisco to London.

I’m not ready to book a flight from San Francisco to London right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of San Francisco to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your London Stansted Airport trip

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