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.

$299 Cheap Flights from San Francisco to London Stansted Airport in 2025

1 adult

0 bags

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

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

Trusted and free

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

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from San Francisco to London

Round-trip

One-way

Last minute

Cheap round-trip flights

4:40 pm - 11:20 pmSFO-STN

22h 40m2 stops

4:30 pm - 2:35 pmSTN-SFO

30h 05m2 stops

$537

Find Deal

Thu, Nov 6 - Thu, Nov 13

9:30 pm - 11:35 pmSFO-STN

19h 05m2 stops

6:25 pm - 2:35 pmSTN-SFO

28h 10m2 stops

$540

Find Deal

Thu, Oct 30 - Wed, Nov 5

4:40 pm - 11:20 pmSFO-STN

22h 40m3 stops

4:30 pm - 2:35 pmSTN-SFO

30h 05m2 stops

$545

Find Deal

Thu, Nov 6 - Thu, Nov 13

8:25 am - 10:40 pmSFO-STN

30h 15m2 stops

6:05 pm - 12:40 pmSTN-SFO

26h 35m2 stops

$563

Find Deal

Wed, Nov 5 - Tue, Nov 11

8:30 am - 12:25 pmSFO-STN

19h 55m2 stops

10:10 pm - 12:40 pmSTN-SFO

22h 30m2 stops

$567

Find Deal

Mon, Sep 29 - Wed, Oct 8

8:30 am - 4:55 pmSFO-STN

24h 25m2 stops

10:10 pm - 7:51 pmSTN-SFO

29h 41m2 stops

$574

Find Deal

Wed, Sep 24 - Wed, Oct 8

8:30 am - 12:25 pmSFO-STN

19h 55m2 stops

5:50 pm - 3:28 pmSTN-SFO

29h 38m3 stops

$577

Find Deal

Mon, Sep 29 - Thu, Oct 9

8:30 am - 7:25 pmSFO-STN

26h 55m2 stops

10:10 pm - 7:51 pmSTN-SFO

29h 41m2 stops

$578

Find Deal

Tue, Sep 23 - Wed, Oct 1

8:30 am - 4:55 pmSFO-STN

24h 25m2 stops

10:10 pm - 3:28 pmSTN-SFO

25h 18m3 stops

$584

Find Deal

Wed, Sep 24 - Wed, Oct 8

8:30 am - 12:40 pmSFO-STN

20h 10m2 stops

10:05 pm - 12:40 pmSTN-SFO

22h 35m2 stops

$587

Find Deal

Tue, Oct 14 - Tue, Oct 21

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

Thu 11/6

4:40 pm-11:20 pm

2 stops22h 40m

London Stansted

Thu 11/13

4:30 pm-2:35 pm

2 stops30h 05m

$537

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Thu 10/30

9:30 pm-11:35 pm

2 stops19h 05m

London Stansted

Wed 11/5

6:25 pm-2:35 pm

2 stops28h 10m

$540

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Thu 11/6

4:40 pm-11:20 pm

3 stops22h 40m

London Stansted

Thu 11/13

4:30 pm-2:35 pm

2 stops30h 05m

$545

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Wed 11/5

8:25 am-10:40 pm

2 stops30h 15m

London Stansted

Tue 11/11

6:05 pm-12:40 pm

2 stops26h 35m

$563

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Mon 9/29

8:30 am-12:25 pm

2 stops19h 55m

London Stansted

Wed 10/8

10:10 pm-12:40 pm

2 stops22h 30m

$567

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Wed 9/24

8:30 am-4:55 pm

2 stops24h 25m

London Stansted

Wed 10/8

10:10 pm-7:51 pm

2 stops29h 41m

$574

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Mon 9/29

8:30 am-12:25 pm

2 stops19h 55m

London Stansted

Thu 10/9

5:50 pm-3:28 pm

3 stops29h 38m

$577

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Tue 9/23

8:30 am-7:25 pm

2 stops26h 55m

London Stansted

Wed 10/1

10:10 pm-7:51 pm

2 stops29h 41m

$578

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Wed 9/24

8:30 am-4:55 pm

2 stops24h 25m

London Stansted

Wed 10/8

10:10 pm-3:28 pm

3 stops25h 18m

$584

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Tue 10/14

8:30 am-12:40 pm

2 stops20h 10m

London Stansted

Tue 10/21

10:05 pm-12:40 pm

2 stops22h 35m

$587

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

Direct flights	None

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 55m.
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.

Hounslow

Gatwick

Luton

Dover

Slough

Milton Keynes

Guildford

Dartford

Crawley

Stansted

Hayes

Chelmsford

Brentwood

Ilford

Folkestone

Colchester

Watford

Canterbury

Richmond

Wembley

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

Mon 9/1

Mon 9/8

Email me momondo's favorite deals

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

Flights to London Heathrow Airportfrom $351

Flights to London Gatwick Airportfrom $356

Flights to London City Airportfrom $486

Flights to London Luton Airportfrom $401

Flights to Glasgow Intl Airportfrom $395

Flights to Belfast Intl Airportfrom $512

Flights to London Southend Airportfrom $429

Flights to Belfast City Airportfrom $512

Cheap flights from San Francisco to London from $299

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 10/15. 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

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