Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from San Francisco to London from $449

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 7/23. 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

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
11:45 am - 8:30 pm
SFO
-
STN
24h 45m
2 stops
Multiple Airlines Logo
6:20 pm - 4:35 pm
STN
-
SFO
30h 15m
2 stops
$811Multiple Airlines
Wed, May 27 - Wed, Jun 10
Multiple Airlines Logo
5:40 pm - 11:25 pm
SFO
-
STN
21h 45m
1 stop
Multiple Airlines Logo
10:05 pm - 2:05 pm
STN
-
SFO
24h 00m
2 stops
$815Multiple Airlines
Sun, Aug 2 - Sun, Aug 30
Multiple Airlines Logo
4:30 pm - 12:10 am
SFO
-
STN
23h 40m
2 stops
Multiple Airlines Logo
7:15 pm - 2:30 pm
STN
-
SFO
27h 15m
2 stops
$818Multiple Airlines
Wed, Jun 3 - Thu, Jun 11
Multiple Airlines Logo
7:35 pm - 9:35 pm
SFO
-
STN
18h 00m
2 stops
Multiple Airlines Logo
12:40 pm - 2:05 pm
STN
-
SFO
33h 25m
2 stops
$821Multiple Airlines
Sun, Aug 2 - Sun, Aug 30
Multiple Airlines Logo
8:30 am - 8:30 pm
SFO
-
STN
28h 00m
2 stops
Multiple Airlines Logo
5:20 pm - 5:05 pm
STN
-
SFO
31h 45m
2 stops
$824Multiple Airlines
Wed, May 27 - Mon, Jun 1
Multiple Airlines Logo
9:05 pm - 10:25 pm
SFO
-
STN
17h 20m
2 stops
Multiple Airlines Logo
3:55 pm - 2:35 pm
STN
-
SFO
30h 40m
2 stops
$825Multiple Airlines
Wed, Aug 19 - Tue, Sep 8
Multiple Airlines Logo
11:45 am - 8:30 pm
SFO
-
STN
24h 45m
2 stops
Multiple Airlines Logo
6:30 am - 12:20 pm
STN
-
SFO
37h 50m
3 stops
$827Multiple Airlines
Wed, May 27 - Wed, Jun 10
Multiple Airlines Logo
9:05 pm - 10:25 pm
SFO
-
STN
17h 20m
2 stops
Multiple Airlines Logo
6:30 am - 9:55 pm
STN
-
SFO
23h 25m
3 stops
$835Multiple Airlines
Wed, Jul 29 - Wed, Sep 23
Multiple Airlines Logo
12:15 pm - 10:30 pm
SFO
-
STN
26h 15m
3 stops
Multiple Airlines Logo
1:45 pm - 4:35 pm
STN
-
SFO
34h 50m
2 stops
$836Multiple Airlines
Tue, May 19 - Wed, May 27
Multiple Airlines Logo
11:45 am - 8:30 pm
SFO
-
STN
24h 45m
2 stops
Multiple Airlines Logo
5:20 pm - 5:05 pm
STN
-
SFO
31h 45m
3 stops
$837Multiple Airlines
Wed, May 27 - Mon, Jun 1

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

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
Aug 18
SFO12:55 pmSan Francisco
19h 55m
1 stop
STN4:50 pmLondon Stansted
Oct 14
STN10:50 amLondon Stansted
32h 00m
1 stop
SFO10:50 amSan Francisco
$850
Turkish Airlines
Sep 8
SFO6:45 pmSan Francisco
37h 55m
1 stop
STN4:40 pmLondon Stansted
Sep 15
STN5:35 pmLondon Stansted
31h 05m
1 stop
SFO4:40 pmSan Francisco
$851
Turkish Airlines
Sep 15
SFO6:45 pmSan Francisco
37h 55m
1 stop
STN4:40 pmLondon Stansted
Oct 15
STN5:35 pmLondon Stansted
31h 05m
1 stop
SFO4:40 pmSan Francisco
$853

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 May 5, 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

Wed 5/27

11:45 am-8:30 pm

2 stops24h 45m

London Stansted

Wed 6/10

6:20 pm-4:35 pm

2 stops30h 15m

$811

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Sun 8/2

5:40 pm-11:25 pm

1 stop21h 45m

London Stansted

Sun 8/30

10:05 pm-2:05 pm

2 stops24h 00m

$815

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Wed 6/3

4:30 pm-12:10 am

2 stops23h 40m

London Stansted

Thu 6/11

7:15 pm-2:30 pm

2 stops27h 15m

$818

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Sun 8/2

7:35 pm-9:35 pm

2 stops18h 00m

London Stansted

Sun 8/30

12:40 pm-2:05 pm

2 stops33h 25m

$821

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Wed 5/27

8:30 am-8:30 pm

2 stops28h 00m

London Stansted

Mon 6/1

5:20 pm-5:05 pm

2 stops31h 45m

$824

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Wed 8/19

9:05 pm-10:25 pm

2 stops17h 20m

London Stansted

Tue 9/8

3:55 pm-2:35 pm

2 stops30h 40m

$825

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Wed 5/27

11:45 am-8:30 pm

2 stops24h 45m

London Stansted

Wed 6/10

6:30 am-12:20 pm

3 stops37h 50m

$827
Quickest round-trip

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Wed 7/29

9:05 pm-10:25 pm

2 stops17h 20m

London Stansted

Wed 9/23

6:30 am-9:55 pm

3 stops23h 25m

$835

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Tue 5/19

12:15 pm-10:30 pm

3 stops26h 15m

London Stansted

Wed 5/27

1:45 pm-4:35 pm

2 stops34h 50m

$836

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Wed 5/27

11:45 am-8:30 pm

2 stops24h 45m

London Stansted

Mon 6/1

5:20 pm-5:05 pm

3 stops31h 45m

$837

Flights are sorted by cheapest round-trip flights first.

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

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

17h 20m

Direct flights

None
The fastest flight from San Francisco to London Stansted Airport takes 17h 20m
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

Frequently asked questions about flying from San Francisco to London Stansted Airport

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

    The distance between San Francisco and London Stansted is about 5341.0 mi. A reasonable flight in good conditions will take 17h 20m.

  • 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
Hounslow
Gatwick
Milton Keynes
Dover
Luton
Hayes
Crawley
Slough
Wembley
Stansted
Watford
Croydon
Uxbridge
Brentwood
Dartford
Cobham
Folkestone
Romford
Harrow
Guildford

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
Thu 6/4
Thu 6/11
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to London