Which airlines fly to San Diego?

British Airways, United Airlines and Virgin Atlantic are the top three most popular airlines that fly to San Diego from Southampton according to our data. British Airways is the first choice among our users, with 68% of people opting to fly with this airline when travelling to San Diego. Keep in mind that there are 11 different airlines that fly to San Diego on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Southampton Eastleigh Airport to San Diego Airport are refreshed on a daily basis.

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

What documentation or ID do you need to fly to San Diego Airport?

The travel and health documents required for your trip to San Diego Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Diego Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£875 Cheap Flights from Southampton to San Diego in 2026/27

Find the cheapest flights from Southampton to San Diego

Return

One-way

Cheap return flights

Enter your travel dates to find the best prices.

08:40 - 20:43SOU Southampton Eastleigh-SAN San Diego

20h 03m2 stops Amsterdam Schiphol Boston Logan Intl

22:30 - 16:50SAN San Diego-SOU Southampton Eastleigh

34h 20m2 stops Detroit Metropolitan Wayne County Amsterdam Schiphol

£875Delta

Tue, 15 Dec - Thu, 24 Dec

08:40 - 10:27SOU Southampton Eastleigh-SAN San Diego

33h 47m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

13:45 - 08:55SAN San Diego-SOU Southampton Eastleigh

59h 10m2 stops Seattle/Tacoma Intl Amsterdam Schiphol

£886Delta

Tue, 15 Dec - Wed, 23 Dec

08:40 - 20:45SOU Southampton Eastleigh-SAN San Diego

20h 05m2 stops Amsterdam Schiphol New York John F Kennedy Intl

16:15 - 16:50SAN San Diego-SOU Southampton Eastleigh

40h 35m2 stops Los Angeles Amsterdam Schiphol

£963Delta

Wed, 16 Dec - Thu, 24 Dec

08:40 - 20:43SOU Southampton Eastleigh-SAN San Diego

20h 03m2 stops Amsterdam Schiphol Boston Logan Intl

13:45 - 08:55SAN San Diego-SOU Southampton Eastleigh

59h 10m2 stops Seattle/Tacoma Intl Amsterdam Schiphol

£974Delta

Wed, 16 Dec - Wed, 23 Dec

09:20 - 23:14SOU Southampton Eastleigh-SAN San Diego

21h 54m2 stops Dublin San Francisco

07:04 - 19:30SAN San Diego-SOU Southampton Eastleigh

28h 26m2 stops San Francisco Dublin

£1,198Multiple Airlines

Sat, 26 Dec - Sat, 2 Jan

19:45 - 16:10SOU Southampton Eastleigh-SAN San Diego

52h 25m2 stops Edinburgh Turnhouse London Heathrow

18:00 - 19:25SAN San Diego-SOU Southampton Eastleigh

41h 25m2 stops London Heathrow Edinburgh Turnhouse

£1,268British Airways

Thu, 17 Dec - Thu, 24 Dec

09:20 - 12:24SOU Southampton Eastleigh-SAN San Diego

35h 04m3 stops Dublin San Francisco Las Vegas Harry Reid Intl

13:14 - 19:30SAN San Diego-SOU Southampton Eastleigh

22h 16m2 stops San Francisco Dublin

£1,283Multiple Airlines

Sat, 26 Dec - Sat, 2 Jan

09:20 - 12:24SOU Southampton Eastleigh-SAN San Diego

35h 04m3 stops Dublin San Francisco Las Vegas Harry Reid Intl

06:36 - 18:40SAN San Diego-SOU Southampton Eastleigh

28h 04m3 stops Denver Intl Toronto Pearson Intl Paris Charles de Gaulle

£1,383Multiple Airlines

Sat, 26 Dec - Sat, 2 Jan

09:25 - 22:53SOU Southampton Eastleigh-SAN San Diego

21h 28m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

14:05 - 16:50SAN San Diego-SOU Southampton Eastleigh

18h 45m1 stop Amsterdam Schiphol

£1,440Multiple Airlines

Sat, 26 Dec - Sat, 2 Jan

19:45 - 16:10SOU Southampton Eastleigh-SAN San Diego

52h 25m2 stops Edinburgh Turnhouse London Heathrow

18:00 - 08:20SAN San Diego-SOU Southampton Eastleigh

30h 20m2 stops London Heathrow Edinburgh Turnhouse

£1,481British Airways

Thu, 17 Dec - Tue, 22 Dec

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Delta flights from Southampton to San Diego

Our best Delta deals on Southampton to San Diego flight tickets

Delta

15 Dec

SOU08:40Southampton Eastleigh

20h 03m

2 stops

SAN20:43San Diego

24 Dec

SAN22:30San Diego

34h 20m

2 stops

SOU16:50Southampton Eastleigh

£875

Delta

15 Dec

SOU08:40Southampton Eastleigh

33h 47m

2 stops

SAN10:27San Diego

23 Dec

SAN13:45San Diego

59h 10m

2 stops

SOU08:55Southampton Eastleigh

£886

Delta

16 Dec

SOU08:40Southampton Eastleigh

20h 05m

2 stops

SAN20:45San Diego

24 Dec

SAN16:15San Diego

40h 35m

2 stops

SOU16:50Southampton Eastleigh

£963

British Airways flights from Southampton to San Diego

Our best British Airways deals on Southampton to San Diego flight tickets

British Airways

17 Dec

SOU19:45Southampton Eastleigh

52h 25m

2 stops

SAN16:10San Diego

24 Dec

SAN18:00San Diego

41h 25m

2 stops

SOU19:25Southampton Eastleigh

£1,268

British Airways

17 Dec

SOU19:45Southampton Eastleigh

52h 25m

2 stops

SAN16:10San Diego

22 Dec

SAN18:00San Diego

30h 20m

2 stops

SOU08:20Southampton Eastleigh

£1,481

British Airways

15 Dec

SOU19:45Southampton Eastleigh

28h 25m

2 stops

SAN16:10San Diego

21 Dec

SAN18:00San Diego

30h 20m

2 stops

SOU08:20Southampton Eastleigh

£1,496

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonSan Diego

SOU Southampton Eastleigh - SAN San Diego

SOUSAN

Southampton Eastleigh

Tue 15/12

08:40-20:43

2 stops20h 03m

San Diego

Thu 24/12

22:30-16:50

2 stops34h 20m

£875

SouthamptonSan Diego

SOU Southampton Eastleigh - SAN San Diego

SOUSAN

Southampton Eastleigh

Tue 15/12

08:40-10:27

2 stops33h 47m

San Diego

Wed 23/12

13:45-08:55

2 stops59h 10m

£886

SouthamptonSan Diego

SOU Southampton Eastleigh - SAN San Diego

SOUSAN

Southampton Eastleigh

Wed 16/12

08:40-20:45

2 stops20h 05m

San Diego

Thu 24/12

16:15-16:50

2 stops40h 35m

£963

SouthamptonSan Diego

SOU Southampton Eastleigh - SAN San Diego

SOUSAN

Southampton Eastleigh

Wed 16/12

08:40-20:43

2 stops20h 03m

San Diego

Wed 23/12

13:45-08:55

2 stops59h 10m

£974

SouthamptonSan Diego

SOU Southampton Eastleigh - SAN San Diego

SOUSAN

Southampton Eastleigh

Sat 26/12

09:20-23:14

2 stops21h 54m

San Diego

Sat 2/1

07:04-19:30

2 stops28h 26m

£1,198

SouthamptonSan Diego

SOU Southampton Eastleigh - SAN San Diego

SOUSAN

Southampton Eastleigh

Thu 17/12

19:45-16:10

2 stops52h 25m

San Diego

Thu 24/12

18:00-19:25

2 stops41h 25m

£1,268

SouthamptonSan Diego

SOU Southampton Eastleigh - SAN San Diego

SOUSAN

Southampton Eastleigh

Sat 26/12

09:20-12:24

3 stops35h 04m

San Diego

Sat 2/1

13:14-19:30

2 stops22h 16m

£1,283

SouthamptonSan Diego

SOU Southampton Eastleigh - SAN San Diego

SOUSAN

Southampton Eastleigh

Sat 26/12

09:20-12:24

3 stops35h 04m

San Diego

Sat 2/1

06:36-18:40

3 stops28h 04m

£1,383

Fastest return journey

SouthamptonSan Diego

SOU Southampton Eastleigh - SAN San Diego

SOUSAN

Southampton Eastleigh

Sat 26/12

09:25-22:53

2 stops21h 28m

San Diego

Sat 2/1

14:05-16:50

1 stop18h 45m

£1,440

SouthamptonSan Diego

SOU Southampton Eastleigh - SAN San Diego

SOUSAN

Southampton Eastleigh

Thu 17/12

19:45-16:10

2 stops52h 25m

San Diego

Tue 22/12

18:00-08:20

2 stops30h 20m

£1,481

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

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

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 San Diego?

The cheapest day to depart from Southampton to San Diego is on a Tuesday when prices can be found for as low as £691. Flights from Southampton to San Diego on a Sunday will generally be more expensive and average around £819. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

In the morning is the cheapest time of day to fly from Southampton to San Diego when you can find flight prices for as low as £733. Flying to San Diego in the morning is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at midday because they tend to be around £799. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from Southampton to San Diego

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

Estimated return price

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

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

Best price found	£875
Direct flights	None

The best flight deal from Southampton to San Diego found on momondo in the last 72 hours is £875

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

Search flight deals

Frequently asked questions about flying from Southampton to San Diego

How far is Southampton Eastleigh to San Diego by plane?
Southampton Eastleigh and San Diego are 5462.0 mi apart from one another.
When did momondo last update prices for flights from Southampton Eastleigh Airport to San Diego Airport?
Prices for flights from Southampton Eastleigh Airport to San Diego Airport are refreshed on a daily basis.
How old do you have to be to fly from Southampton Eastleigh Airport to San Diego 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 Southampton Eastleigh Airport to San Diego Airport.
What documentation or ID do you need to fly to San Diego Airport?
The travel and health documents required for your trip to San Diego Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Diego Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Coronado

Why use momondo?

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

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 San Diego from Southampton.

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

Flights from Southampton to San Diego with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Southampton to San Diego flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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