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Cheap flights from San Diego to London from $409

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 8/12. 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
1 adult, Economy, 0 bags

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Find the cheapest flights from San Diego to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
3:15 pm - 6:50 pm
SAN
-
STN
19h 35m
2 stops
Multiple Airlines Logo
8:15 am - 11:15 pm
STN
-
SAN
23h 00m
2 stops
$847Multiple Airlines
Mon, May 4 - Mon, May 11
Multiple Airlines Logo
10:05 am - 12:10 am
SAN
-
STN
30h 05m
2 stops
Multiple Airlines Logo
7:10 am - 10:36 pm
STN
-
SAN
23h 26m
2 stops
$874Multiple Airlines
Tue, Apr 21 - Tue, Apr 28
Multiple Airlines Logo
8:10 am - 8:55 pm
SAN
-
STN
28h 45m
3 stops
Multiple Airlines Logo
6:30 am - 8:43 pm
STN
-
SAN
22h 13m
3 stops
$883Multiple Airlines
Tue, May 12 - Tue, May 19
Multiple Airlines Logo
8:10 am - 7:35 pm
SAN
-
STN
27h 25m
2 stops
Multiple Airlines Logo
10:00 pm - 8:50 pm
STN
-
SAN
30h 50m
2 stops
$896Multiple Airlines
Tue, May 12 - Tue, May 19
Multiple Airlines Logo
7:00 am - 5:35 pm
SAN
-
STN
26h 35m
3 stops
Multiple Airlines Logo
8:00 pm - 3:25 pm
STN
-
SAN
27h 25m
2 stops
$900Multiple Airlines
Mon, May 4 - Mon, May 11
Multiple Airlines Logo
8:10 am - 8:55 pm
SAN
-
STN
28h 45m
3 stops
Multiple Airlines Logo
7:15 pm - 8:43 pm
STN
-
SAN
33h 28m
3 stops
$941Multiple Airlines
Tue, May 19 - Thu, May 28
Multiple Airlines Logo
2:54 pm - 10:10 pm
SAN
-
STN
23h 16m
2 stops
Multiple Airlines Logo
10:50 am - 8:04 pm
STN
-
SAN
41h 14m
2 stops
$992Multiple Airlines
Sun, May 3 - Mon, May 11
Multiple Airlines Logo
2:54 pm - 10:10 pm
SAN
-
STN
23h 16m
2 stops
Multiple Airlines Logo
5:35 pm - 8:04 pm
STN
-
SAN
58h 29m
2 stops
$993Multiple Airlines
Sun, May 3 - Sun, May 10
Multiple Airlines Logo
5:15 pm - 9:30 pm
SAN
-
STN
20h 15m
2 stops
Multiple Airlines Logo
6:55 am - 8:43 pm
STN
-
SAN
21h 48m
2 stops
$1,013Multiple Airlines
Wed, Apr 29 - Thu, May 7
Multiple Airlines Logo
5:15 pm - 8:20 pm
SAN
-
STN
19h 05m
2 stops
Multiple Airlines Logo
8:45 pm - 8:43 pm
STN
-
SAN
31h 58m
3 stops
$1,051Multiple Airlines
Wed, Apr 29 - Thu, May 7

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
Apr 18
SAN9:15 pmSan Diego
40h 55m
2 stops
STN10:10 pmLondon Stansted
Apr 25
STN5:45 pmLondon Stansted
58h 20m
2 stops
SAN8:05 pmSan Diego
$1,088
Turkish Airlines
Apr 29
SAN10:25 amSan Diego
39h 30m
2 stops
STN9:55 amLondon Stansted
May 8
STN5:35 pmLondon Stansted
34h 29m
2 stops
SAN8:04 pmSan Diego
$1,091
Turkish Airlines
Apr 7
SAN9:45 pmSan Diego
40h 25m
2 stops
STN10:10 pmLondon Stansted
Apr 23
STN5:35 pmLondon Stansted
34h 30m
2 stops
SAN8:05 pmSan Diego
$1,136

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 March 23, 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

San DiegoLondon

SAN - STN

SANSTN

San Diego

Mon 5/4

3:15 pm-6:50 pm

2 stops19h 35m

London Stansted

Mon 5/11

8:15 am-11:15 pm

2 stops23h 00m

$847

San DiegoLondon

SAN - STN

SANSTN

San Diego

Tue 4/21

10:05 am-12:10 am

2 stops30h 05m

London Stansted

Tue 4/28

7:10 am-10:36 pm

2 stops23h 26m

$874

San DiegoLondon

SAN - STN

SANSTN

San Diego

Tue 5/12

8:10 am-8:55 pm

3 stops28h 45m

London Stansted

Tue 5/19

6:30 am-8:43 pm

3 stops22h 13m

$883

San DiegoLondon

SAN - STN

SANSTN

San Diego

Tue 5/12

8:10 am-7:35 pm

2 stops27h 25m

London Stansted

Tue 5/19

10:00 pm-8:50 pm

2 stops30h 50m

$896

San DiegoLondon

SAN - STN

SANSTN

San Diego

Mon 5/4

7:00 am-5:35 pm

3 stops26h 35m

London Stansted

Mon 5/11

8:00 pm-3:25 pm

2 stops27h 25m

$900

San DiegoLondon

SAN - STN

SANSTN

San Diego

Tue 5/19

8:10 am-8:55 pm

3 stops28h 45m

London Stansted

Thu 5/28

7:15 pm-8:43 pm

3 stops33h 28m

$941

San DiegoLondon

SAN - STN

SANSTN

San Diego

Sun 5/3

2:54 pm-10:10 pm

2 stops23h 16m

London Stansted

Mon 5/11

10:50 am-8:04 pm

2 stops41h 14m

$992

San DiegoLondon

SAN - STN

SANSTN

San Diego

Sun 5/3

2:54 pm-10:10 pm

2 stops23h 16m

London Stansted

Sun 5/10

5:35 pm-8:04 pm

2 stops58h 29m

$993
Quickest round-trip

San DiegoLondon

SAN - STN

SANSTN

San Diego

Wed 4/29

5:15 pm-9:30 pm

2 stops20h 15m

London Stansted

Thu 5/7

6:55 am-8:43 pm

2 stops21h 48m

$1,013

San DiegoLondon

SAN - STN

SANSTN

San Diego

Wed 4/29

5:15 pm-8:20 pm

2 stops19h 05m

London Stansted

Thu 5/7

8:45 pm-8:43 pm

3 stops31h 58m

$1,051

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 15m

Direct flights

None
The fastest flight from San Diego to London Stansted Airport takes 20h 15m
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

  • 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 15m.

  • 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.

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

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.

An easier way to manage your London Stansted Airport trip

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