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.

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.

$383 Cheap Flights from San Francisco to London Stansted Airport in 2026

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0 bags

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One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:40 pm - 12:50 am

SFO

STN

24h 10m2 stops

12:10 pm - 2:35 pm

STN

SFO

34h 25m2 stops

$610Multiple Airlines

Sun, Feb 1 - Wed, Feb 4

7:20 pm - 11:00 pm

SFO

STN

20h 40m1 stop

8:30 am - 4:35 pm

STN

SFO

15h 05m1 stop

$611Multiple Airlines

Sun, Mar 15 - Fri, Mar 20

4:35 pm - 8:55 pm

SFO

STN

20h 20m2 stops

4:30 pm - 2:45 pm

STN

SFO

30h 15m2 stops

$612Multiple Airlines

Mon, Feb 2 - Fri, Feb 6

5:20 pm - 6:20 pm

SFO

STN

17h 00m1 stop

8:30 am - 4:35 pm

STN

SFO

16h 05m1 stop

$613Multiple Airlines

Mon, Jan 26 - Sun, Feb 1

5:20 pm - 4:35 pm

SFO

STN

15h 15m1 stop

6:30 am - 3:35 pm

STN

SFO

17h 05m1 stop

$617Multiple Airlines

Fri, Feb 13 - Tue, Feb 17

3:40 pm - 11:35 pm

SFO

STN

23h 55m2 stops

6:00 pm - 1:25 pm

STN

SFO

27h 25m2 stops

$618Multiple Airlines

Thu, Feb 5 - Mon, Feb 9

4:40 pm - 12:10 am

SFO

STN

23h 30m2 stops

11:55 am - 2:35 pm

STN

SFO

34h 40m2 stops

$621Multiple Airlines

Fri, Feb 6 - Sat, Feb 14

6:20 pm - 11:00 pm

SFO

STN

20h 40m1 stop

10:15 am - 4:35 pm

STN

SFO

14h 20m1 stop

$622Multiple Airlines

Sun, Feb 1 - Sun, Feb 15

7:30 am - 12:55 pm

SFO

STN

21h 25m3 stops

6:45 pm - 12:40 pm

STN

SFO

25h 55m2 stops

$623Multiple Airlines

Thu, Feb 5 - Mon, Feb 9

8:25 am - 6:40 pm

SFO

STN

26h 15m2 stops

2:25 pm - 12:40 pm

STN

SFO

30h 15m2 stops

$632Multiple Airlines

Tue, Feb 3 - Wed, Feb 18

momondo Fare Finder

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

Sun 2/1

4:40 pm-12:50 am

2 stops24h 10m

London Stansted

Wed 2/4

12:10 pm-2:35 pm

2 stops34h 25m

$610

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Sun 3/15

7:20 pm-11:00 pm

1 stop20h 40m

London Stansted

Fri 3/20

8:30 am-4:35 pm

1 stop15h 05m

$611

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Mon 2/2

4:35 pm-8:55 pm

2 stops20h 20m

London Stansted

Fri 2/6

4:30 pm-2:45 pm

2 stops30h 15m

$612

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Mon 1/26

5:20 pm-6:20 pm

1 stop17h 00m

London Stansted

Sun 2/1

8:30 am-4:35 pm

1 stop16h 05m

$613

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Fri 2/13

5:20 pm-4:35 pm

1 stop15h 15m

London Stansted

Tue 2/17

6:30 am-3:35 pm

1 stop17h 05m

$617

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Thu 2/5

3:40 pm-11:35 pm

2 stops23h 55m

London Stansted

Mon 2/9

6:00 pm-1:25 pm

2 stops27h 25m

$618

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Fri 2/6

4:40 pm-12:10 am

2 stops23h 30m

London Stansted

Sat 2/14

11:55 am-2:35 pm

2 stops34h 40m

$621

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Sun 2/1

6:20 pm-11:00 pm

1 stop20h 40m

London Stansted

Sun 2/15

10:15 am-4:35 pm

1 stop14h 20m

$622

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Thu 2/5

7:30 am-12:55 pm

3 stops21h 25m

London Stansted

Mon 2/9

6:45 pm-12:40 pm

2 stops25h 55m

$623

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Tue 2/3

8:25 am-6:40 pm

2 stops26h 15m

London Stansted

Wed 2/18

2:25 pm-12:40 pm

2 stops30h 15m

$632

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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	13h 50m
Direct flights	None

The fastest flight from San Francisco to London Stansted Airport takes 13h 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 13h 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.

Gatwick

Luton

Hounslow

Milton Keynes

Dover

Slough

Guildford

Hayes

Crawley

Dartford

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.

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Find better results for your trip to London

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Cheap flights from San Francisco to London from $383

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 2/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from San Francisco to London

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

momondo Fare Finder

Use the filters below to find and compare flights from San Francisco to London Stansted Airport that are best for you.

When to book flights from San Francisco to London Stansted Airport

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

Direct flights

How far is San Francisco to London Stansted by plane?

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

How old do you have to be to fly from San Francisco Airport to London Stansted Airport?

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

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

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

How does momondo find its flight prices?

Traveling to a place near London?

Why use momondo?

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

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

How can momondo help me find flights 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?

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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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