Latest deals
When to book
FAQs
Price Alerts

Cheap flights from San Francisco to London from $389

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 1/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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
7:25 pm - 10:55 pm
SFO
-
STN
19h 30m2 stops
Multiple Airlines Logo
6:00 am - 7:35 pm
STN
-
SFO
21h 35m2 stops
$602Multiple Airlines
Sat, Jan 24 - Sat, Jan 31
Multiple Airlines Logo
7:25 pm - 10:55 pm
SFO
-
STN
19h 30m2 stops
Multiple Airlines Logo
6:00 pm - 12:40 pm
STN
-
SFO
26h 40m2 stops
$603Multiple Airlines
Sat, Jan 24 - Sat, Jan 31
Multiple Airlines Logo
4:40 pm - 12:05 am
SFO
-
STN
23h 25m2 stops
Multiple Airlines Logo
11:55 am - 2:35 pm
STN
-
SFO
34h 40m2 stops
$604Multiple Airlines
Thu, Jan 15 - Sun, Jan 18
Multiple Airlines Logo
8:25 am - 11:30 am
SFO
-
STN
19h 05m2 stops
Multiple Airlines Logo
8:10 am - 9:22 pm
STN
-
SFO
21h 12m2 stops
$610Multiple Airlines
Sun, Jan 11 - Tue, Jan 27
Multiple Airlines Logo
8:25 am - 11:30 am
SFO
-
STN
19h 05m2 stops
Multiple Airlines Logo
8:10 am - 9:22 pm
STN
-
SFO
21h 12m2 stops
$611Multiple Airlines
Sun, Jan 11 - Tue, Jan 27
Multiple Airlines Logo
4:40 pm - 3:15 pm
SFO
-
STN
14h 35m1 stop
Multiple Airlines Logo
7:35 am - 2:35 pm
STN
-
SFO
15h 00m1 stop
$642Multiple Airlines
Fri, Jan 30 - Mon, Feb 9
Multiple Airlines Logo
4:40 pm - 3:25 pm
SFO
-
STN
14h 45m1 stop
Multiple Airlines Logo
7:35 am - 2:35 pm
STN
-
SFO
15h 00m1 stop
$644Multiple Airlines
Sat, Jan 31 - Mon, Feb 9
Multiple Airlines Logo
4:40 pm - 3:45 pm
SFO
-
STN
15h 05m1 stop
Multiple Airlines Logo
7:35 am - 2:35 pm
STN
-
SFO
15h 00m1 stop
$645Multiple Airlines
Mon, Feb 2 - Mon, Feb 9
Multiple Airlines Logo
2:40 pm - 11:55 pm
SFO
-
STN
25h 15m2 stops
Multiple Airlines Logo
6:45 pm - 12:40 pm
STN
-
SFO
25h 55m2 stops
$652Multiple Airlines
Mon, Feb 9 - Mon, Feb 16
Multiple Airlines Logo
7:40 pm - 8:55 pm
SFO
-
STN
17h 15m1 stop
Multiple Airlines Logo
7:55 am - 5:55 pm
STN
-
SFO
18h 00m1 stop
$665Multiple Airlines
Tue, Apr 21 - Tue, May 5

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 24
SFO7:50 pmSan Francisco
37h 30m
1 stop
STN4:20 pmLondon Stansted
Mar 31
STN6:15 amLondon Stansted
18h 25m
1 stop
SFO4:40 pmSan Francisco
$703
Find similar
Turkish Airlines
Mar 20
SFO7:50 pmSan Francisco
37h 30m
1 stop
STN4:20 pmLondon Stansted
Mar 27
STN5:20 pmLondon Stansted
25h 45m
1 stop
SFO12:05 pmSan Francisco
$712
Find similar
Turkish Airlines
Mar 25
SFO7:50 pmSan Francisco
37h 30m
1 stop
STN4:20 pmLondon Stansted
Apr 7
STN6:15 amLondon Stansted
18h 25m
1 stop
SFO4:40 pmSan Francisco
$719
Find similar

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 December 28, 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 1/24

7:25 pm-10:55 pm

2 stops19h 30m

London Stansted

Sat 1/31

6:00 am-7:35 pm

2 stops21h 35m

$602

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Sat 1/24

7:25 pm-10:55 pm

2 stops19h 30m

London Stansted

Sat 1/31

6:00 pm-12:40 pm

2 stops26h 40m

$603

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Thu 1/15

4:40 pm-12:05 am

2 stops23h 25m

London Stansted

Sun 1/18

11:55 am-2:35 pm

2 stops34h 40m

$604

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Sun 1/11

8:25 am-11:30 am

2 stops19h 05m

London Stansted

Tue 1/27

8:10 am-9:22 pm

2 stops21h 12m

$610

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Sun 1/11

8:25 am-11:30 am

2 stops19h 05m

London Stansted

Tue 1/27

8:10 am-9:22 pm

2 stops21h 12m

$611

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Fri 1/30

4:40 pm-3:15 pm

1 stop14h 35m

London Stansted

Mon 2/9

7:35 am-2:35 pm

1 stop15h 00m

$642

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Sat 1/31

4:40 pm-3:25 pm

1 stop14h 45m

London Stansted

Mon 2/9

7:35 am-2:35 pm

1 stop15h 00m

$644

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Mon 2/2

4:40 pm-3:45 pm

1 stop15h 05m

London Stansted

Mon 2/9

7:35 am-2:35 pm

1 stop15h 00m

$645

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Mon 2/9

2:40 pm-11:55 pm

2 stops25h 15m

London Stansted

Mon 2/16

6:45 pm-12:40 pm

2 stops25h 55m

$652

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Tue 4/21

7:40 pm-8:55 pm

1 stop17h 15m

London Stansted

Tue 5/5

7:55 am-5:55 pm

1 stop18h 00m

$665

Flights are sorted by cheapest round-trip 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 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.

  • 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?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Traveling to a place near London?

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

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

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 1/27
Tue 2/3
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to London

Popular cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo
Flights to London Heathrow Airportfrom $363
Flights to London Gatwick Airportfrom $337
Flights to London City Airportfrom $437
Flights to London Luton Airportfrom $382
Flights to Glasgow Intl Airportfrom $397
Flights to London Southend Airportfrom $397
Flights to Belfast Intl Airportfrom $455
Flights to Belfast City Airportfrom $525