Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from San Diego to London from $444

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 7/12. 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
0 bags

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

Find the cheapest flights from San Diego to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
1:36 pm - 8:45 am
SAN
-
SOU
35h 09m
2 stops
Delta Logo
6:05 pm - 11:50 am
SOU
-
SAN
25h 45m
1 stop
$1,083Delta
dom., jul. 12 - mié., ago. 19
Delta Logo
10:30 pm - 8:45 am
SAN
-
SOU
26h 15m
2 stops
Delta Logo
6:05 pm - 6:00 pm
SOU
-
SAN
31h 55m
2 stops
$1,093Delta
dom., jul. 12 - mié., ago. 19
KLM Logo
6:30 am - 8:35 am
SAN
-
SOU
18h 05m
2 stops
KLM Logo
9:05 am - 11:50 am
SOU
-
SAN
34h 45m
1 stop
$1,097KLM
mié., may. 13 - mié., may. 20
KLM Logo
6:15 am - 8:35 am
SAN
-
SOU
18h 20m
2 stops
KLM Logo
9:05 am - 10:26 pm
SOU
-
SAN
21h 21m
2 stops
$1,107KLM
mié., may. 13 - mié., may. 20
Delta Logo
1:40 pm - 5:35 pm
SAN
-
SOU
19h 55m
1 stop
Delta Logo
5:20 pm - 11:50 am
SOU
-
SAN
26h 30m
1 stop
$1,113Delta
jue., ago. 6 - mié., sep. 23
Delta Logo
9:59 pm - 8:45 am
SAN
-
SOU
26h 46m
2 stops
Delta Logo
6:05 pm - 11:50 am
SOU
-
SAN
25h 45m
1 stop
$1,116Delta
vie., jul. 17 - mié., ago. 19
Delta Logo
10:54 am - 5:35 pm
SAN
-
SOU
22h 41m
2 stops
Delta Logo
5:20 pm - 11:50 am
SOU
-
SAN
26h 30m
1 stop
$1,117Delta
jue., ago. 6 - mié., sep. 23
Delta Logo
1:40 pm - 5:35 pm
SAN
-
SOU
19h 55m
1 stop
Delta Logo
9:05 am - 10:55 pm
SOU
-
SAN
21h 50m
2 stops
$1,123Delta
jue., ago. 6 - vie., sep. 25
Delta Logo
10:17 pm - 8:45 am
SAN
-
SOU
26h 28m
2 stops
Delta Logo
9:15 am - 6:54 pm
SOU
-
SAN
17h 39m
2 stops
$1,126Delta
vie., jul. 17 - vie., ago. 21
Delta Logo
6:15 am - 5:35 pm
SAN
-
SOU
27h 20m
2 stops
Delta Logo
5:20 pm - 4:08 pm
SOU
-
SAN
30h 48m
2 stops
$1,127Delta
jue., ago. 6 - jue., sep. 24

KLM flights from San Diego to Southampton

Our best KLM deals on San Diego to Southampton flight tickets
KLM
May 13
SAN6:30 amSan Diego
18h 05m
2 stops
SOU8:35 amSouthampton Eastleigh
May 20
SOU9:05 amSouthampton Eastleigh
34h 45m
1 stop
SAN11:50 amSan Diego
$1,097
KLM
May 13
SAN6:15 amSan Diego
18h 20m
2 stops
SOU8:35 amSouthampton Eastleigh
May 20
SOU9:05 amSouthampton Eastleigh
21h 21m
2 stops
SAN10:26 pmSan Diego
$1,107
KLM
May 14
SAN1:37 pmSan Diego
19h 13m
2 stops
SOU4:50 pmSouthampton Eastleigh
May 21
SOU9:05 amSouthampton Eastleigh
19h 34m
2 stops
SAN8:39 pmSan Diego
$1,184

Delta flights from San Diego to Southampton

Our best Delta deals on San Diego to Southampton flight tickets
Delta
Jul 12
SAN1:36 pmSan Diego
35h 09m
2 stops
SOU8:45 amSouthampton Eastleigh
Aug 19
SOU6:05 pmSouthampton Eastleigh
25h 45m
1 stop
SAN11:50 amSan Diego
$1,083
Delta
Jul 12
SAN9:53 pmSan Diego
26h 52m
2 stops
SOU8:45 amSouthampton Eastleigh
Aug 21
SOU9:15 amSouthampton Eastleigh
17h 39m
2 stops
SAN6:54 pmSan Diego
$1,093
Delta
Aug 6
SAN1:40 pmSan Diego
19h 55m
1 stop
SOU5:35 pmSouthampton Eastleigh
Sep 23
SOU5:20 pmSouthampton Eastleigh
26h 30m
1 stop
SAN11:50 amSan Diego
$1,113

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated marzo 31, 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 round-trip

San DiegoSouthampton

SAN - SOU

SANSOU

San Diego

dom. 7/12

1:36 pm-8:45 am

2 stops35h 09m

Southampton Eastleigh

mié. 8/19

6:05 pm-11:50 am

1 stop25h 45m

$1,083

San DiegoSouthampton

SAN - SOU

SANSOU

San Diego

dom. 7/12

10:30 pm-8:45 am

2 stops26h 15m

Southampton Eastleigh

mié. 8/19

6:05 pm-6:00 pm

2 stops31h 55m

$1,093

San DiegoSouthampton

SAN - SOU

SANSOU

San Diego

mié. 5/13

6:30 am-8:35 am

2 stops18h 05m

Southampton Eastleigh

mié. 5/20

9:05 am-11:50 am

1 stop34h 45m

$1,097
Quickest round-trip

San DiegoSouthampton

SAN - SOU

SANSOU

San Diego

mié. 5/13

6:15 am-8:35 am

2 stops18h 20m

Southampton Eastleigh

mié. 5/20

9:05 am-10:26 pm

2 stops21h 21m

$1,107

San DiegoSouthampton

SAN - SOU

SANSOU

San Diego

jue. 8/6

1:40 pm-5:35 pm

1 stop19h 55m

Southampton Eastleigh

mié. 9/23

5:20 pm-11:50 am

1 stop26h 30m

$1,113

San DiegoSouthampton

SAN - SOU

SANSOU

San Diego

vie. 7/17

9:59 pm-8:45 am

2 stops26h 46m

Southampton Eastleigh

mié. 8/19

6:05 pm-11:50 am

1 stop25h 45m

$1,116

San DiegoSouthampton

SAN - SOU

SANSOU

San Diego

jue. 8/6

10:54 am-5:35 pm

2 stops22h 41m

Southampton Eastleigh

mié. 9/23

5:20 pm-11:50 am

1 stop26h 30m

$1,117

San DiegoSouthampton

SAN - SOU

SANSOU

San Diego

jue. 8/6

1:40 pm-5:35 pm

1 stop19h 55m

Southampton Eastleigh

vie. 9/25

9:05 am-10:55 pm

2 stops21h 50m

$1,123

San DiegoSouthampton

SAN - SOU

SANSOU

San Diego

vie. 7/17

10:17 pm-8:45 am

2 stops26h 28m

Southampton Eastleigh

vie. 8/21

9:15 am-6:54 pm

2 stops17h 39m

$1,126

San DiegoSouthampton

SAN - SOU

SANSOU

San Diego

jue. 8/6

6:15 am-5:35 pm

2 stops27h 20m

Southampton Eastleigh

jue. 9/24

5:20 pm-4:08 pm

2 stops30h 48m

$1,127

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 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

What airlines fly to Southampton?

British Airways, American Airlines and United Airlines are the top three most popular airlines that fly to Southampton from San Diego according to our data. British Airways is the first choice among our users, with 58% of people opting to fly with this airline when traveling to Southampton. Keep in mind that there are 10 different airlines that fly to Southampton on a routine basis, so you have a few additional options to choose from.

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 round-trip 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

15h 49m

Direct flights

None
The fastest flight from San Diego to Southampton takes 15h 49m
There are no direct flights from San Diego to Southampton. There are no popular flight routes from San Diego to Southampton.
Search flight deals

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

    A flight from San Diego to Southampton Eastleigh will travel around 5462.0 mi. In terms of flight time, this usually takes a little over 15h 49m.

  • 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 refresh daily.

  • 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 travel and health documents you'll need for your trip to Southampton Eastleigh 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 Southampton Eastleigh 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
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?

All flight searches from San Diego to Southampton on momondo can be filtered to show those which offer flexible booking policies.

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

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 Diego to Southampton.

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

Of course. momondo tracks the price of San Diego to Southampton 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 Southampton 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
jue. 4/30
jue. 5/7
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United Kingdom