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Cheap flights from San Diego to London from £494

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 24/8. 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 return flights

Enter your travel dates to find the best prices.
Delta Logo
13:40 - 16:50SAN  San Diego-SOU Southampton Eastleigh
19h 10m1 stop Amsterdam Schiphol
Delta Logo
09:05 - 19:14SOU  Southampton Eastleigh-SAN San Diego
18h 09m2 stops Amsterdam Schiphol Los Angeles
£815Delta
Tue, 6 Oct - Tue, 13 Oct
KLM Logo
13:38 - 16:50SAN  San Diego-SOU Southampton Eastleigh
19h 12m2 stops Seattle/Tacoma Intl Amsterdam Schiphol
KLM Logo
09:05 - 22:51SOU  Southampton Eastleigh-SAN San Diego
21h 46m2 stops Amsterdam Schiphol Seattle/Tacoma Intl
£818KLM
Mon, 28 Sep - Tue, 13 Oct
Delta Logo
06:20 - 08:35SAN  San Diego-SOU Southampton Eastleigh
18h 15m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol
Delta Logo
09:05 - 19:14SOU  Southampton Eastleigh-SAN San Diego
18h 09m2 stops Amsterdam Schiphol Los Angeles
£819Delta
Mon, 28 Sep - Tue, 13 Oct
Delta Logo
13:40 - 08:45SAN  San Diego-SOU Southampton Eastleigh
35h 05m1 stop Amsterdam Schiphol
Delta Logo
17:20 - 11:50SOU  Southampton Eastleigh-SAN San Diego
26h 30m1 stop Amsterdam Schiphol
£879Delta
Thu, 17 Sep - Mon, 21 Sep
Delta Logo
13:40 - 08:45SAN  San Diego-SOU Southampton Eastleigh
35h 05m1 stop Amsterdam Schiphol
Delta Logo
17:20 - 18:06SOU  Southampton Eastleigh-SAN San Diego
32h 46m2 stops Amsterdam Schiphol Salt Lake City
£885Delta
Thu, 17 Sep - Mon, 21 Sep
Delta Logo
13:40 - 16:50SAN  San Diego-SOU Southampton Eastleigh
19h 10m1 stop Amsterdam Schiphol
Delta Logo
09:15 - 19:04SOU  Southampton Eastleigh-SAN San Diego
17h 49m2 stops Amsterdam Schiphol Los Angeles
£890Delta
Sat, 26 Sep - Sat, 3 Oct
KLM Logo
13:38 - 16:50SAN  San Diego-SOU Southampton Eastleigh
19h 12m2 stops Seattle/Tacoma Intl Amsterdam Schiphol
KLM Logo
09:15 - 19:04SOU  Southampton Eastleigh-SAN San Diego
17h 49m2 stops Amsterdam Schiphol Los Angeles
£893KLM
Sat, 26 Sep - Sat, 3 Oct
Delta Logo
06:15 - 17:00SAN  San Diego-SOU Southampton Eastleigh
26h 45m2 stops Los Angeles Amsterdam Schiphol
Delta Logo
17:30 - 12:10SOU  Southampton Eastleigh-SAN San Diego
26h 40m1 stop Amsterdam Schiphol
£901Delta
Tue, 15 Dec - Wed, 27 Jan
Delta Logo
06:15 - 17:00SAN  San Diego-SOU Southampton Eastleigh
26h 45m2 stops Los Angeles Amsterdam Schiphol
Delta Logo
17:30 - 17:59SOU  Southampton Eastleigh-SAN San Diego
32h 29m2 stops Amsterdam Schiphol Seattle/Tacoma Intl
£908Delta
Tue, 15 Dec - Mon, 25 Jan
Delta Logo
22:40 - 17:00SAN  San Diego-SOU Southampton Eastleigh
34h 20m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol
Delta Logo
17:30 - 18:27SOU  Southampton Eastleigh-SAN San Diego
32h 57m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County
£925Delta
Mon, 21 Dec - Mon, 25 Jan

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Delta flights from San Diego to Southampton

Our best Delta deals on San Diego to Southampton flight tickets
Delta
6 Oct
SAN13:40San Diego
19h 10m
1 stop
SOU16:50Southampton Eastleigh
13 Oct
SOU09:05Southampton Eastleigh
18h 09m
2 stops
SAN19:14San Diego
£815
Delta
28 Sept
SAN06:20San Diego
18h 15m
2 stops
SOU08:35Southampton Eastleigh
13 Oct
SOU09:05Southampton Eastleigh
18h 09m
2 stops
SAN19:14San Diego
£819
Delta
17 Sept
SAN13:40San Diego
35h 05m
1 stop
SOU08:45Southampton Eastleigh
21 Sept
SOU17:20Southampton Eastleigh
26h 30m
1 stop
SAN11:50San Diego
£879

KLM flights from San Diego to Southampton

Our best KLM deals on San Diego to Southampton flight tickets
KLM
28 Sept
SAN13:38San Diego
19h 12m
2 stops
SOU16:50Southampton Eastleigh
13 Oct
SOU09:05Southampton Eastleigh
21h 46m
2 stops
SAN22:51San Diego
£818
KLM
26 Sept
SAN13:38San Diego
19h 12m
2 stops
SOU16:50Southampton Eastleigh
3 Oct
SOU09:15Southampton Eastleigh
17h 49m
2 stops
SAN19:04San Diego
£893

momondo Fare Finder

 
Customise your flight search to find flights from San Diego to Southampton 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 279,928 searches. Data last updated 13 August 2026.
Use the filters below to find and compare flights from San Diego to Southampton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San DiegoSouthampton

SAN San Diego - SOU Southampton Eastleigh

SANSOU

San Diego

Tue 6/10

13:40-16:50

1 stop19h 10m

Southampton Eastleigh

Tue 13/10

09:05-19:14

2 stops18h 09m

£815

San DiegoSouthampton

SAN San Diego - SOU Southampton Eastleigh

SANSOU

San Diego

Mon 28/9

13:38-16:50

2 stops19h 12m

Southampton Eastleigh

Tue 13/10

09:05-22:51

2 stops21h 46m

£818
Fastest return journey

San DiegoSouthampton

SAN San Diego - SOU Southampton Eastleigh

SANSOU

San Diego

Mon 28/9

06:20-08:35

2 stops18h 15m

Southampton Eastleigh

Tue 13/10

09:05-19:14

2 stops18h 09m

£819

San DiegoSouthampton

SAN San Diego - SOU Southampton Eastleigh

SANSOU

San Diego

Thu 17/9

13:40-08:45

1 stop35h 05m

Southampton Eastleigh

Mon 21/9

17:20-11:50

1 stop26h 30m

£879

San DiegoSouthampton

SAN San Diego - SOU Southampton Eastleigh

SANSOU

San Diego

Thu 17/9

13:40-08:45

1 stop35h 05m

Southampton Eastleigh

Mon 21/9

17:20-18:06

2 stops32h 46m

£885

San DiegoSouthampton

SAN San Diego - SOU Southampton Eastleigh

SANSOU

San Diego

Sat 26/9

13:40-16:50

1 stop19h 10m

Southampton Eastleigh

Sat 3/10

09:15-19:04

2 stops17h 49m

£890

San DiegoSouthampton

SAN San Diego - SOU Southampton Eastleigh

SANSOU

San Diego

Sat 26/9

13:38-16:50

2 stops19h 12m

Southampton Eastleigh

Sat 3/10

09:15-19:04

2 stops17h 49m

£893

San DiegoSouthampton

SAN San Diego - SOU Southampton Eastleigh

SANSOU

San Diego

Tue 15/12

06:15-17:00

2 stops26h 45m

Southampton Eastleigh

Wed 27/1

17:30-12:10

1 stop26h 40m

£901

San DiegoSouthampton

SAN San Diego - SOU Southampton Eastleigh

SANSOU

San Diego

Tue 15/12

06:15-17:00

2 stops26h 45m

Southampton Eastleigh

Mon 25/1

17:30-17:59

2 stops32h 29m

£908

San DiegoSouthampton

SAN San Diego - SOU Southampton Eastleigh

SANSOU

San Diego

Mon 21/12

22:40-17:00

2 stops34h 20m

Southampton Eastleigh

Mon 25/1

17:30-18:27

2 stops32h 57m

£925

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
1
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See travel insights to London from

How to get the cheapest flight ticket from San Diego to Southampton

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 Southampton Eastleigh?

Delta is the most popular carrier operating from San Diego to Southampton Eastleigh

When to book flights from San Diego to Southampton

Are you open to changing your travel dates? Check out the ideal times to fly from San Diego to Southampton according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap San Diego to Southampton (SAN to SOU) flight deals and tips

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

Fastest flight time

18h 10m

Direct flights

None
The fastest flight from San Diego to Southampton takes 18h 10m
There are no direct flights from San Diego to Southampton. There are no popular flight routes from San Diego to Southampton.
Search flight deals

Frequently asked questions about flying from San Diego to Southampton

  • How far is San Diego to Southampton Eastleigh by plane?

    Southampton Eastleigh is 5462.0 mi away from San Diego. 18h 10m is a normal flight duration for this route.

  • When did momondo last update prices for flights from San Diego Airport to Southampton Eastleigh Airport?

    Prices for flights from San Diego Airport to Southampton Eastleigh Airport were last updated today.

  • How old do you have to be to fly from San Diego Airport to Southampton Eastleigh 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 Diego Airport to Southampton Eastleigh Airport.

  • What documentation or ID do you need to fly to Southampton Eastleigh Airport?

    The required travel and health documents for your Southampton Eastleigh Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Southampton Eastleigh Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near London?

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

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Diego to Southampton for you.

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

Yes. momondo allows you to filter the results for San Diego to Southampton flights to just show those with flexible booking policies.

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

Once all potential San Diego to Southampton flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from San Diego to Southampton now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Southampton and let you know when they change.

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