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Cheap flights from San Diego to London from $295

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 10/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from San Diego to London

Cheap round-trip flights

Logo
8:10 am - 11:55 amSAN-STN
19h 45m2 stops
Logo
7:15 am - 7:35 pmSTN-SAN
20h 20m2 stops
$684
Find Deal
Sun, Sep 28 - Tue, Oct 7
Logo
5:15 pm - 9:45 pmSAN-STN
20h 30m2 stops
Logo
10:05 pm - 3:25 pmSTN-SAN
25h 20m2 stops
$702
Find Deal
Tue, Oct 14 - Tue, Oct 21
Logo
5:15 pm - 9:45 pmSAN-STN
20h 30m2 stops
Logo
10:05 pm - 3:25 pmSTN-SAN
25h 20m2 stops
$704
Find Deal
Tue, Oct 14 - Tue, Oct 21
Logo
8:10 am - 5:10 pmSAN-STN
25h 00m3 stops
Logo
4:35 pm - 3:51 pmSTN-SAN
31h 16m3 stops
$706
Find Deal
Tue, Oct 7 - Mon, Oct 20
Logo
8:10 am - 12:00 pmSAN-STN
19h 50m2 stops
Logo
9:30 pm - 7:35 pmSTN-SAN
30h 05m2 stops
$718
Find Deal
Tue, Oct 7 - Mon, Oct 20
Logo
8:10 am - 12:10 amSAN-STN
32h 00m3 stops
Logo
9:30 pm - 3:51 pmSTN-SAN
26h 21m3 stops
$723
Find Deal
Mon, Sep 22 - Wed, Oct 8
Logo
5:15 pm - 12:10 amSAN-STN
22h 55m2 stops
Logo
9:30 pm - 3:25 pmSTN-SAN
25h 55m2 stops
$725
Find Deal
Mon, Sep 22 - Wed, Oct 8
Logo
8:10 am - 12:10 amSAN-STN
32h 00m3 stops
Logo
9:30 pm - 3:51 pmSTN-SAN
26h 21m3 stops
$733
Find Deal
Mon, Sep 22 - Wed, Oct 8
Logo
5:15 pm - 12:10 amSAN-STN
22h 55m2 stops
Logo
9:30 pm - 3:25 pmSTN-SAN
25h 55m2 stops
$735
Find Deal
Mon, Sep 22 - Wed, Oct 8
Lufthansa Logo
5:15 pm - 7:00 pmSAN-STN
17h 45m1 stop
Lufthansa Logo
7:50 pm - 5:17 pmSTN-SAN
29h 27m2 stops
$746Lufthansa
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Mon, Sep 22 - Mon, Sep 29

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 September 1, 2025.
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

San DiegoLondon

SAN - STN

SANSTN

San Diego

Sun 9/28

8:10 am-11:55 am

2 stops19h 45m

London Stansted

Tue 10/7

7:15 am-7:35 pm

2 stops20h 20m

$684

San DiegoLondon

SAN - STN

SANSTN

San Diego

Tue 10/14

5:15 pm-9:45 pm

2 stops20h 30m

London Stansted

Tue 10/21

10:05 pm-3:25 pm

2 stops25h 20m

$702

San DiegoLondon

SAN - STN

SANSTN

San Diego

Tue 10/14

5:15 pm-9:45 pm

2 stops20h 30m

London Stansted

Tue 10/21

10:05 pm-3:25 pm

2 stops25h 20m

$704

San DiegoLondon

SAN - STN

SANSTN

San Diego

Tue 10/7

8:10 am-5:10 pm

3 stops25h 00m

London Stansted

Mon 10/20

4:35 pm-3:51 pm

3 stops31h 16m

$706

San DiegoLondon

SAN - STN

SANSTN

San Diego

Tue 10/7

8:10 am-12:00 pm

2 stops19h 50m

London Stansted

Mon 10/20

9:30 pm-7:35 pm

2 stops30h 05m

$718

San DiegoLondon

SAN - STN

SANSTN

San Diego

Mon 9/22

8:10 am-12:10 am

3 stops32h 00m

London Stansted

Wed 10/8

9:30 pm-3:51 pm

3 stops26h 21m

$723

San DiegoLondon

SAN - STN

SANSTN

San Diego

Mon 9/22

5:15 pm-12:10 am

2 stops22h 55m

London Stansted

Wed 10/8

9:30 pm-3:25 pm

2 stops25h 55m

$725

San DiegoLondon

SAN - STN

SANSTN

San Diego

Mon 9/22

8:10 am-12:10 am

3 stops32h 00m

London Stansted

Wed 10/8

9:30 pm-3:51 pm

3 stops26h 21m

$733

San DiegoLondon

SAN - STN

SANSTN

San Diego

Mon 9/22

5:15 pm-12:10 am

2 stops22h 55m

London Stansted

Wed 10/8

9:30 pm-3:25 pm

2 stops25h 55m

$735

San DiegoLondon

SAN - STN

SANSTN

San Diego

Mon 9/22

5:15 pm-7:00 pm

1 stop17h 45m

London Stansted

Mon 9/29

7:50 pm-5:17 pm

2 stops29h 27m

$746

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from San Diego 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 Diego to London Stansted?

Lufthansa is the most popular carrier operating from San Diego to London Stansted

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

Direct flights

None
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.
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  • 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 15h 35m.

  • 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.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
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 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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