Find flights
When to book
FAQs

Cheap flights from California to Southampton from £299

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SOU
30 May — 6 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from California to Southampton

Enter your travel dates to find the best prices.

Cheapest flights from California to Southampton
Explore the most affordable flight options available from California to Southampton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2026.

Sun 16/813:45
SFO
-
SOU
1 stop35h 00m
Delta
Wed 16/917:20
SOU
-
SFO
1 stop26h 25m
Delta
Deal found 29/4£739
Tue 11/820:25
LAS
-
SOU
1 stop28h 20m
KLM
Wed 26/809:15
SOU
-
LAS
1 stop17h 20m
KLM
Deal found 29/4£740
Tue 29/914:00
SFO
-
SOU
2 stops18h 50m
Delta
Tue 6/1017:20
SOU
-
SFO
1 stop26h 25m
Delta
Deal found 27/4£742
Tue 11/822:45
SFO
-
SOU
2 stops34h 50m
Delta
Tue 1/909:05
SOU
-
SFO
1 stop34h 40m
Delta
Deal found 29/4£743
Tue 25/806:15
SFO
-
SOU
2 stops18h 30m
Delta
Mon 7/917:20
SOU
-
SFO
1 stop26h 25m
Delta
Deal found 28/4£744
Wed 16/913:45
SFO
-
SOU
1 stop19h 05m
Delta
Fri 2/1009:05
SOU
-
SFO
2 stops22h 41m
Delta
Deal found 27/4£747
Wed 16/913:45
SFO
-
SOU
1 stop34h 50m
KLM
Fri 2/1009:05
SOU
-
SFO
2 stops21h 50m
KLM
Deal found 28/4£748
Sun 2/816:45
LAX
-
SOU
1 stop32h 00m
Delta
Fri 28/809:15
SOU
-
LAX
1 stop13h 30m
Delta
Deal found 29/4£748
Tue 25/813:45
SFO
-
SOU
1 stop35h 00m
KLM
Mon 7/917:20
SOU
-
SFO
1 stop26h 25m
KLM
Deal found 26/4£748
Wed 12/817:00
SFO
-
SOU
2 stops16h 35m
Delta
Thu 3/917:20
SOU
-
SFO
2 stops30h 43m
Delta
Deal found 29/4£750
Tue 11/814:40
LAS
-
SOU
2 stops18h 55m
Delta
Wed 26/809:15
SOU
-
LAS
2 stops21h 31m
Delta
Deal found 29/4£750
Sat 1/823:55
LAX
-
SOU
2 stops24h 50m
Delta
Mon 31/817:20
SOU
-
LAX
1 stop26h 30m
Delta
Deal found 29/4£752

Find flight deals from California to Southampton

Keep the following information in mind while searching for California to Southampton flight deals. Data was last updated 30 April 2026.

Round-trip from

£739

One-way from

£299

Popular in

December

Cheapest in

September

Average price

£562
Delta
  • Delta
  • 16/8-17/9
  • 2 total stops
  • 69h 40m total
  • California to Southampton
Search Deals
Delta
  • Delta
  • 11/10
  • 1 total stop
  • 19h 05m total
  • California to Southampton
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£60 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£16 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from California 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, Cheapflights users made 858,174 searches. Data last updated 30 April 2026.
Use the filters below to find and compare flights from California to Southampton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Wed 30/9

13:45-08:35

1 stop34h 50m

Southampton Eastleigh

Wed 7/10

17:20-11:45

1 stop26h 25m

£739

Las VegasSouthampton

LAS - SOU

LASSOU

Las Vegas Harry Reid Intl

Tue 11/8

20:25-08:45

1 stop28h 20m

Southampton Eastleigh

Wed 26/8

09:15-18:35

1 stop17h 20m

£740

Los AngelesSouthampton

LAX - SOU

LAXSOU

Los Angeles

Tue 4/8

13:50-17:35

1 stop19h 45m

Southampton Eastleigh

Tue 25/8

18:05-11:50

1 stop25h 45m

£748

Los AngelesSouthampton

LAX - SOU

LAXSOU

Los Angeles

Wed 5/8

16:45-08:45

1 stop32h 00m

Southampton Eastleigh

Wed 26/8

18:05-11:50

1 stop25h 45m

£748

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Wed 12/8

17:00-17:35

2 stops16h 35m

Southampton Eastleigh

Mon 31/8

17:20-16:03

2 stops30h 43m

£750

Las VegasSouthampton

LAS - SOU

LASSOU

Las Vegas Harry Reid Intl

Tue 11/8

14:40-17:35

2 stops18h 55m

Southampton Eastleigh

Wed 26/8

09:15-22:46

2 stops21h 31m

£750

Los AngelesSouthampton

LAX - SOU

LAXSOU

Los Angeles

Mon 3/8

08:25-08:45

2 stops16h 20m

Southampton Eastleigh

Thu 27/8

18:05-11:50

1 stop25h 45m

£752

Los AngelesSouthampton

LAX - SOU

LAXSOU

Los Angeles

Tue 4/8

08:20-08:45

2 stops16h 25m

Southampton Eastleigh

Wed 26/8

18:05-11:50

1 stop25h 45m

£752

Los AngelesSouthampton

LAX - SOU

LAXSOU

Los Angeles

Mon 3/8

07:35-08:45

2 stops17h 10m

Southampton Eastleigh

Tue 25/8

18:05-11:50

1 stop25h 45m

£752

San DiegoSouthampton

SAN - SOU

SANSOU

San Diego

Wed 7/10

10:00-08:35

2 stops38h 35m

Southampton Eastleigh

Thu 15/10

09:05-22:49

2 stops21h 44m

£775

Flights are sorted by cheapest return flights first.

Deals found on 26/4

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight from California to Southampton

Have a flexible travel schedule? Discover the best time to fly to Southampton from California with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from California to Southampton
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from California to Southampton. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Southampton from California?

    Most people fly into Southampton Eastleigh (SOU) if they book a flight to Southampton from California. Eastleigh is conveniently located just 3.5 mi from Southampton’s city center.

  • How long is the flight from California to Southampton?

    There are many flights that can get you from California to Southampton in 28h 20m. Fly via Delta or KLM to get the fastest option. The distance between California and Southampton is about 5206 mi. This flight may include one or multiple stops.

  • What are the most popular routes from California to Southampton?

    While some choose either San Francisco - Southampton Eastleigh or San Diego - Southampton Eastleigh, Los Angeles - Southampton Eastleigh is the most popular route from California to Southampton.

  • Can I find deals for flights from California to Southampton that include hotel bookings?

    Yes. In addition to deals on California to Southampton flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from California to Southampton?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from California to Southampton.

  • Can I find deals for business class flights from California to Southampton?

    Yes. Cheapflights offers flight deals from California to Southampton by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for California to Southampton

See prices for flight routes from nearby airports that may be better suited for you.
Newark to Heathrow flights
John F Kennedy Intl to Heathrow flights
John F Kennedy Intl to Gatwick flights
Newark to Gatwick flights
LaGuardia to Heathrow flights
John F Kennedy Intl to Stansted flights
John F Kennedy Intl to London City flights
Los Angeles to Heathrow flights
Boston to Heathrow flights
LaGuardia to Gatwick flights
Dulles Intl to Heathrow flights
Baltimore to Heathrow flights
Newark to London City flights
San Francisco to Heathrow flights
O'Hare Intl to Heathrow flights
Newark to Stansted flights
Seattle to Heathrow flights
Boston to Gatwick flights
Dallas/Fort Worth to Heathrow flights
Newark to Luton flights
Orlando to Heathrow flights
Atlanta to Heathrow flights
Hobby to Heathrow flights
Los Angeles to Gatwick flights
Miami to Heathrow flights
Dulles Intl to Gatwick flights
Los Angeles to Stansted flights
John F Kennedy Intl to Edinburgh flights
Boston to London City flights
Denver to Heathrow flights
Reagan-National to Heathrow flights
Los Angeles to London City flights
Dulles Intl to London City flights
Boston to Stansted flights
Newark to Edinburgh flights
Baltimore to Gatwick flights
Reagan-National to Gatwick flights
Orlando to Gatwick flights
O'Hare Intl to Gatwick flights
Philadelphia to Heathrow flights
San Francisco to London City flights
O'Hare Intl to Stansted flights
Boston to Edinburgh flights
San Francisco to Gatwick flights
George Bush Intcntl to Heathrow flights
LaGuardia to Stansted flights
O'Hare Intl to London City flights
Seattle to Gatwick flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from California to Southampton?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Southampton from California today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from California to Southampton?

Cheapflights simply makes it quick and affordable to book flights from California to Southampton by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from California to Southampton with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from California to Southampton, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from California to Southampton become cheaper?

Of course! You can now track prices for flights from California to Southampton and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.