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$489+ Cheap flights from California to Southampton (SOU)

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 3/8. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SOU
Dec 26 — Jan 21
Fri 12/26
Fri 1/2
1 adult, Economy
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Cheap flight deals from California to Southampton

Keep the following information in mind while searching for California to Southampton flight deals. Data was last updated November 26, 2025.

Most accurate provider

Gotogate
3 stars

Most trusted provider

Gotogate
3 stars

Round-trip from

$740
(Delta)

One-way from

$489
(Delta)

Popular in

December

Cheapest in

September

Average price

$765
Provider with most accurate pricing for Los Angeles-London (LON) flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-London (LON) flights.
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From California to Southampton Eastleigh
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One-way flight from California to Southampton Eastleigh
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Highest demand for flights based on searches. 13% potential increase in price ($113 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from California to Southampton

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 November 26, 2025.

This Delta deal was found by Cheapflights users on 11/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/261:55 pmSFO - SOU
1 stop34h 10mDelta
Wed 12/108:40 amSOU - SFO
1 stop35h 10mDelta
Deal found 11/26$758
This Delta deal was found by Cheapflights users on 11/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2512:30 amSFO - SOU
2 stops32h 55mDelta
Mon 12/88:40 amSOU - SFO
1 stop35h 10mDelta
Deal found 11/26$762
This Delta deal was found by Cheapflights users on 11/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2512:30 amSFO - SOU
2 stops23h 50mDelta
Tue 12/95:30 pmSOU - SFO
2 stops30h 27mDelta
Deal found 11/26$773
This Delta deal was found by Cheapflights users on 11/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/271:55 pmSFO - SOU
1 stop34h 55mDelta
Wed 12/108:40 amSOU - SFO
1 stop35h 10mDelta
Deal found 11/26$788
This Delta deal was found by Cheapflights users on 11/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/277:05 amSFO - SOU
2 stops17h 00mDelta
Mon 12/86:05 pmSOU - SFO
1 stop25h 45mDelta
Deal found 11/26$792
This Delta deal was found by Cheapflights users on 11/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/271:55 pmSFO - SOU
1 stop19h 05mDelta
Sun 12/76:05 pmSOU - SFO
1 stop25h 45mDelta
Deal found 11/26$817
This Delta deal was found by Cheapflights users on 11/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:55 pmSFO - SOU
1 stop19h 30mDelta
Tue 1/65:35 pmSOU - SFO
2 stops49h 12mDelta
Deal found 11/23$818
This Delta deal was found by Cheapflights users on 11/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:55 pmSFO - SOU
1 stop19h 30mDelta
Sat 1/109:25 amSOU - SFO
2 stops47h 43mDelta
Deal found 11/23$825
This Delta deal was found by Cheapflights users on 11/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:20 pmSFO - SOU
2 stops38h 05mDelta
Tue 1/65:35 pmSOU - SFO
2 stops49h 12mDelta
Deal found 11/23$828
This Delta deal was found by Cheapflights users on 11/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/305:15 pmSFO - SOU
2 stops40h 10mDelta
Sat 1/109:25 amSOU - SFO
2 stops47h 43mDelta
Deal found 11/23$835
This Delta deal was found by Cheapflights users on 11/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/11:45 pmLAX - SOU
1 stop34h 25mDelta
Sun 12/146:05 pmSOU - LAX
1 stop25h 40mDelta
Deal found 11/24$972
This Delta deal was found by Cheapflights users on 11/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/15:45 amLAX - SOU
2 stops27h 15mDelta
Sun 12/79:30 amSOU - LAX
1 stop34h 15mDelta
Deal found 11/24$976

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated November 26, 2025.
Use the filters below to find and compare flights from California to Southampton that are best for you.

Fly from

California

Fly to

Southampton

Route

Depart

Return

Price

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Wed 2/18

1:55 pm-8:25 am

1 stop34h 30m

Southampton Eastleigh

Mon 2/23

8:50 am-11:50 am

1 stop35h 00m

$740

Los AngelesSouthampton

LAX - SOU

LAXSOU

Los Angeles

Fri 1/16

8:00 am-8:45 am

2 stops16h 45m

Southampton Eastleigh

Tue 1/20

5:35 pm-11:45 am

1 stop26h 10m

$747

Los AngelesSouthampton

LAX - SOU

LAXSOU

Los Angeles

Thu 1/8

7:45 am-8:25 am

2 stops16h 40m

Southampton Eastleigh

Thu 1/15

9:00 am-11:45 am

1 stop34h 45m

$750

Los AngelesSouthampton

LAX - SOU

LAXSOU

Los Angeles

Fri 1/16

8:50 am-8:45 am

2 stops15h 55m

Southampton Eastleigh

Tue 1/20

9:25 am-11:45 am

1 stop34h 20m

$750

Los AngelesSouthampton

LAX - SOU

LAXSOU

Los Angeles

Mon 3/30

4:45 pm-8:35 am

1 stop31h 50m

Southampton Eastleigh

Thu 4/9

9:05 am-2:45 pm

1 stop13h 40m

$754

Los AngelesSouthampton

LAX - SOU

LAXSOU

Los Angeles

Tue 3/31

1:50 pm-4:50 pm

1 stop19h 00m

Southampton Eastleigh

Mon 4/6

5:20 pm-11:50 am

1 stop26h 30m

$754

Los AngelesSouthampton

LAX - SOU

LAXSOU

Los Angeles

Mon 3/30

4:45 pm-8:35 am

1 stop31h 50m

Southampton Eastleigh

Mon 4/6

5:20 pm-11:50 am

1 stop26h 30m

$754

Los AngelesSouthampton

LAX - SOU

LAXSOU

Los Angeles

Sun 3/29

4:45 pm-4:50 pm

1 stop16h 05m

Southampton Eastleigh

Thu 4/9

9:05 am-2:45 pm

1 stop13h 40m

$755

Los AngelesSouthampton

LAX - SOU

LAXSOU

Los Angeles

Sun 3/29

4:45 pm-4:50 pm

1 stop16h 05m

Southampton Eastleigh

Mon 4/6

5:20 pm-11:50 am

1 stop26h 30m

$755

Los AngelesSouthampton

LAX - SOU

LAXSOU

Los Angeles

Sun 3/29

4:45 pm-4:50 pm

1 stop16h 05m

Southampton Eastleigh

Wed 4/8

9:05 am-2:45 pm

1 stop13h 40m

$755

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/24

Showing 1-10 of 46 results
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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 round-trip 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

What is the cheapest month to book a flight from California to Southampton?

Currently, October is the cheapest month in which you can book a flight from California to Southampton (average of $226). Flying from California to Southampton in June is currently the most expensive (average of $563). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CA to SOU?

Find hourly flight availability from California to Southampton. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 26, 2025.

One of the essential ways to save on airfare from California to Southampton is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 52% on airfare.

What is the cheapest day to fly from California to Southampton?

Use this chart to determine the cheapest time to fly round-trip from California to Southampton. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their California to Southampton flight should consider departing on Tuesday evenings when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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?

    Southampton Eastleigh (SOU) is the airport you will fly into if you book a flight from California to Southampton. It is only a 3.5 mi journey from Eastleigh (SOU) to Southampton’s city center.

  • How long is the flight from California to Southampton?

    For as low as $750, Delta can have you in Southampton from California in 16h 40m. There are 5434 mi between California and Southampton. Both multi-stop and nonstop flights can be found to your destination and back.

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

    While some choose either Los Angeles - Southampton Eastleigh or San Jose - Southampton Eastleigh, San Francisco - 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 vacation 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.

  • What is the cheapest month to book a flight from California to Southampton?

    Currently, October is the cheapest month in which you can book a flight from California to Southampton (average of $226). Flying from California to Southampton in June is currently the most expensive (average of $563). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from California to Southampton

Discover the top 4 airlines that operate flights from California to Southampton. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$684Average$830FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$793Average$1,111FlexibilityNo cancel feeOn-time75%
Aer LingusCheapest$797Average$1,319FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$802Average$1,200FlexibilityNo cancel feeOn-time72%

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