What airlines fly to Southampton?

British Airways, American Airlines and Iberia 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 60% 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 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.

$314 Cheap Flights from San Diego to Southampton in 2025/26

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Find the cheapest flights from San Diego to London

Round-trip

One-way

Last minute

Cheap round-trip flights

2:00 pm - 8:50 amSAN-SOU

34h 50m1 stop

5:30 pm - 12:05 pmSOU-SAN

26h 35m1 stop

$919Delta

Find Deal

Thu, Feb 26 - Mon, Mar 2

6:15 am - 8:05 amSAN-SOU

17h 50m2 stops

5:30 pm - 12:05 pmSOU-SAN

26h 35m1 stop

$923Delta

Find Deal

Thu, Feb 26 - Mon, Mar 2

6:15 am - 8:05 amSAN-SOU

17h 50m2 stops

5:30 pm - 6:56 pmSOU-SAN

33h 26m2 stops

$933Delta

Find Deal

Thu, Feb 26 - Mon, Mar 2

5:02 pm - 8:10 amSAN-SOU

55h 08m2 stops

5:30 pm - 8:57 pmSOU-SAN

35h 27m2 stops

$958Delta

Find Deal

Sun, Dec 28 - Tue, Jan 6

10:23 pm - 8:10 amSAN-SOU

25h 47m2 stops

5:30 pm - 10:47 pmSOU-SAN

37h 17m2 stops

$1,067Delta

Find Deal

Sat, Dec 27 - Tue, Jan 6

4:15 pm - 8:10 amSAN-SOU

55h 55m2 stops

5:30 pm - 4:12 pmSOU-SAN

30h 42m2 stops

$1,132Delta

Find Deal

Fri, Dec 26 - Tue, Jan 6

10:30 pm - 5:00 pmSAN-SOU

34h 30m2 stops

5:30 pm - 4:12 pmSOU-SAN

30h 42m2 stops

$1,297Delta

Find Deal

Wed, Dec 24 - Tue, Jan 6

Delta flights from San Diego to Southampton

Our best Delta deals on San Diego to Southampton flight tickets

Delta

Feb 26

SAN2:00 pmSan Diego

34h 50m

1 stop

SOU8:50 amSouthampton Eastleigh

Mar 2

SOU5:30 pmSouthampton Eastleigh

26h 35m

1 stop

SAN12:05 pmSan Diego

$919

Find similar

Delta

Feb 26

SAN6:15 amSan Diego

17h 50m

2 stops

SOU8:05 amSouthampton Eastleigh

Mar 2

SOU5:30 pmSouthampton Eastleigh

26h 35m

1 stop

SAN12:05 pmSan Diego

$923

Find similar

Delta

Feb 26

SAN6:15 amSan Diego

17h 50m

2 stops

SOU8:05 amSouthampton Eastleigh

Mar 2

SOU5:30 pmSouthampton Eastleigh

33h 26m

2 stops

SAN6:56 pmSan Diego

$933

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San DiegoSouthampton

SAN - SOU

SANSOU

San Diego

Thu 2/26

2:00 pm-8:50 am

1 stop34h 50m

Southampton Eastleigh

Mon 3/2

5:30 pm-12:05 pm

1 stop26h 35m

$919

San DiegoSouthampton

SAN - SOU

SANSOU

San Diego

Thu 2/26

6:15 am-8:05 am

2 stops17h 50m

Southampton Eastleigh

Mon 3/2

5:30 pm-12:05 pm

1 stop26h 35m

$923

San DiegoSouthampton

SAN - SOU

SANSOU

San Diego

Thu 2/26

6:15 am-8:05 am

2 stops17h 50m

Southampton Eastleigh

Mon 3/2

5:30 pm-6:56 pm

2 stops33h 26m

$933

San DiegoSouthampton

SAN - SOU

SANSOU

San Diego

Sun 12/28

5:02 pm-8:10 am

2 stops55h 08m

Southampton Eastleigh

Tue 1/6

5:30 pm-8:57 pm

2 stops35h 27m

$958

San DiegoSouthampton

SAN - SOU

SANSOU

San Diego

Sat 12/27

10:23 pm-8:10 am

2 stops25h 47m

Southampton Eastleigh

Tue 1/6

5:30 pm-10:47 pm

2 stops37h 17m

$1,067

San DiegoSouthampton

SAN - SOU

SANSOU

San Diego

Fri 12/26

4:15 pm-8:10 am

2 stops55h 55m

Southampton Eastleigh

Tue 1/6

5:30 pm-4:12 pm

2 stops30h 42m

$1,132

San DiegoSouthampton

SAN - SOU

SANSOU

San Diego

Wed 12/24

10:30 pm-5:00 pm

2 stops34h 30m

Southampton Eastleigh

Tue 1/6

5:30 pm-4:12 pm

2 stops30h 42m

$1,297

San DiegoSouthampton

SAN - SOU

SANSOU

San Diego

Wed 10/15

2:11 pm-8:40 am

3 stops58h 29m

$314

San DiegoSouthampton

SAN - SOU

SANSOU

San Diego

Wed 10/15

7:07 am-8:40 am

2 stops41h 33m

$487

San DiegoSouthampton

SAN - SOU

SANSOU

San Diego

Sun 12/7

10:13 pm-11:55 am

3 stops53h 42m

$623

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 11 resultsSorted by cheapest first

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

Prices

Airlines

What is the cheapest day to depart on your flight to Southampton?

On average, the least expensive day to fly to Southampton from San Diego is on a Thursday. momondo users have found tickets for Thursday departures for as low as $1,075. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from San Diego to Southampton for around $1,328.

What is the cheapest time of day to depart on your flight to Southampton?

Flying to Southampton from San Diego in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $1,047 when looking at flights departing in the afternoon. Flights to Southampton are more costly in the morning, with an average ticket price of $1,328. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

Direct flights	None

There are no direct flights from San Diego to Southampton. There are no popular flight routes from San Diego to Southampton.

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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 17h 50m.
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.

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.