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Cheap flights from San Diego to London from $331

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 Diego to London departing on 10/20. 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

Find the cheapest flights from San Diego to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
5:15 pm - 3:35 pm
SAN
-
STN
14h 20m
1 stop
Lufthansa Logo
4:25 pm - 3:25 pm
STN
-
SAN
31h 00m
1 stop
$969Lufthansa
Wed, Sep 30 - Mon, Oct 5
Multiple Airlines Logo
5:15 pm - 9:30 pm
SAN
-
STN
20h 15m
2 stops
Multiple Airlines Logo
8:50 pm - 8:36 pm
STN
-
SAN
31h 46m
3 stops
$995Multiple Airlines
Wed, Sep 16 - Mon, Sep 21
Lufthansa Logo
5:15 pm - 3:35 pm
SAN
-
STN
14h 20m
1 stop
Lufthansa Logo
4:25 pm - 3:25 pm
STN
-
SAN
31h 00m
1 stop
$996Lufthansa
Mon, Sep 21 - Sun, Oct 4
Lufthansa Logo
5:15 pm - 3:35 pm
SAN
-
STN
14h 20m
1 stop
Lufthansa Logo
4:25 pm - 3:25 pm
STN
-
SAN
31h 00m
1 stop
$1,010Lufthansa
Wed, Sep 16 - Wed, Sep 30
Multiple Airlines Logo
5:15 pm - 11:15 pm
SAN
-
STN
22h 00m
2 stops
Multiple Airlines Logo
7:00 am - 2:10 pm
STN
-
SAN
39h 10m
3 stops
$1,021Multiple Airlines
Mon, Oct 5 - Mon, Oct 19
Lufthansa Logo
5:15 pm - 10:10 am
SAN
-
STN
32h 55m
1 stop
Lufthansa Logo
4:25 pm - 3:25 pm
STN
-
SAN
31h 00m
1 stop
$1,023Lufthansa
Sun, Sep 20 - Mon, Sep 28
Multiple Airlines Logo
5:15 pm - 11:55 pm
SAN
-
STN
22h 40m
2 stops
Multiple Airlines Logo
5:55 am - 8:36 pm
STN
-
SAN
22h 41m
2 stops
$1,032Multiple Airlines
Thu, Sep 17 - Mon, Sep 21
Multiple Airlines Logo
7:00 am - 2:45 pm
SAN
-
STN
23h 45m
2 stops
Multiple Airlines Logo
10:05 pm - 3:25 pm
STN
-
SAN
25h 20m
2 stops
$1,037Multiple Airlines
Mon, Sep 21 - Sun, Oct 4
Multiple Airlines Logo
7:00 am - 8:55 pm
SAN
-
STN
29h 55m
2 stops
Multiple Airlines Logo
5:20 pm - 3:25 pm
STN
-
SAN
30h 05m
2 stops
$1,038Multiple Airlines
Tue, Sep 15 - Tue, Sep 29
Multiple Airlines Logo
7:00 am - 11:20 am
SAN
-
STN
20h 20m
2 stops
Multiple Airlines Logo
3:55 pm - 3:25 pm
STN
-
SAN
31h 30m
2 stops
$1,046Multiple Airlines
Sun, Sep 6 - Tue, Sep 22

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Lufthansa flights from San Diego to London Stansted Airport

Our best Lufthansa deals on San Diego to London Stansted Airport flight tickets
Lufthansa
Sep 30
SAN5:15 pmSan Diego
14h 20m
1 stop
STN3:35 pmLondon Stansted
Oct 5
STN4:25 pmLondon Stansted
31h 00m
1 stop
SAN3:25 pmSan Diego
$969
Lufthansa
Sep 21
SAN5:15 pmSan Diego
14h 20m
1 stop
STN3:35 pmLondon Stansted
Oct 4
STN4:25 pmLondon Stansted
31h 00m
1 stop
SAN3:25 pmSan Diego
$996
Lufthansa
Sep 16
SAN5:15 pmSan Diego
14h 20m
1 stop
STN3:35 pmLondon Stansted
Sep 30
STN4:25 pmLondon Stansted
31h 00m
1 stop
SAN3:25 pmSan Diego
$1,010

Turkish Airlines flights from San Diego to London Stansted Airport

Our best Turkish Airlines deals on San Diego to London Stansted Airport flight tickets
Turkish Airlines
Oct 21
SAN10:40 amSan Diego
27h 30m
2 stops
STN10:10 pmLondon Stansted
Nov 2
STN10:55 amLondon Stansted
30h 42m
2 stops
SAN9:37 amSan Diego
$1,135
Turkish Airlines
Oct 21
SAN10:40 amSan Diego
27h 30m
2 stops
STN10:10 pmLondon Stansted
Nov 2
STN10:55 amLondon Stansted
30h 42m
2 stops
SAN9:37 amSan Diego
$1,136
Turkish Airlines
Sep 11
SAN10:23 amSan Diego
39h 32m
2 stops
STN9:55 amLondon Stansted
Sep 28
STN10:50 amLondon Stansted
41h 11m
2 stops
SAN8:01 pmSan Diego
$1,143

momondo Fare Finder

 
Customize your flight search to find flights from San Diego 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 July 29, 2026.
Use the filters below to find and compare flights from San Diego to London Stansted Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

San DiegoLondon

SAN - STN

SANSTN

San Diego

Wed 9/30

5:15 pm-3:35 pm

1 stop14h 20m

London Stansted

Mon 10/5

4:25 pm-3:25 pm

1 stop31h 00m

$969

San DiegoLondon

SAN - STN

SANSTN

San Diego

Wed 9/16

5:15 pm-9:30 pm

2 stops20h 15m

London Stansted

Mon 9/21

8:50 pm-8:36 pm

3 stops31h 46m

$995

San DiegoLondon

SAN - STN

SANSTN

San Diego

Mon 9/21

5:15 pm-3:35 pm

1 stop14h 20m

London Stansted

Sun 10/4

4:25 pm-3:25 pm

1 stop31h 00m

$996

San DiegoLondon

SAN - STN

SANSTN

San Diego

Wed 9/16

5:15 pm-3:35 pm

1 stop14h 20m

London Stansted

Wed 9/30

4:25 pm-3:25 pm

1 stop31h 00m

$1,010

San DiegoLondon

SAN - STN

SANSTN

San Diego

Mon 10/5

5:15 pm-11:15 pm

2 stops22h 00m

London Stansted

Mon 10/19

7:00 am-2:10 pm

3 stops39h 10m

$1,021

San DiegoLondon

SAN - STN

SANSTN

San Diego

Sun 9/20

5:15 pm-10:10 am

1 stop32h 55m

London Stansted

Mon 9/28

4:25 pm-3:25 pm

1 stop31h 00m

$1,023

San DiegoLondon

SAN - STN

SANSTN

San Diego

Thu 9/17

5:15 pm-11:55 pm

2 stops22h 40m

London Stansted

Mon 9/21

5:55 am-8:36 pm

2 stops22h 41m

$1,032

San DiegoLondon

SAN - STN

SANSTN

San Diego

Mon 9/21

7:00 am-2:45 pm

2 stops23h 45m

London Stansted

Sun 10/4

10:05 pm-3:25 pm

2 stops25h 20m

$1,037

San DiegoLondon

SAN - STN

SANSTN

San Diego

Tue 9/15

7:00 am-8:55 pm

2 stops29h 55m

London Stansted

Tue 9/29

5:20 pm-3:25 pm

2 stops30h 05m

$1,038

San DiegoLondon

SAN - STN

SANSTN

San Diego

Sun 9/6

7:00 am-11:20 am

2 stops20h 20m

London Stansted

Tue 9/22

3:55 pm-3:25 pm

2 stops31h 30m

$1,046

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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2

When to book flights from San Diego to London Stansted Airport

Are you open to changing your travel dates? Check out the ideal times to fly from San Diego 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 Diego to London Stansted Airport (SAN to STN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Diego to London Stansted Airport

Fastest flight time

20h 30m

Direct flights

None
The fastest flight from San Diego to London Stansted Airport takes 20h 30m
There are no direct flights from San Diego to London Stansted Airport. There are no popular flight routes from San Diego to London Stansted Airport.
Search flight deals

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

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

    San Diego and London Stansted are 5472.8 mi apart from one another. In terms of flight time, this usually takes a little over 20h 30m.

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

    Prices for flights from San Diego Airport to London Stansted Airport refresh daily.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Diego 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.

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

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

    Confirm your travel details to search for the latest offers for flights from San Diego 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 Diego to London Stansted Airport with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Gatwick
Milton Keynes
Luton
Hayes
Dover
Croydon
Wembley
Stansted
Kingston upon Thames
Watford
Slough
Harrow
Cobham
Richmond
Uxbridge
Guildford
Worthing
Romford
Ilford

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from San Diego.

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

Yes. All flights to London from San Diego on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from San Diego.

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

Price alerts on flights to London from San Diego are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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