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$463+ 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 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SOU
Dec 16 — Dec 231
Tue 12/16
Tue 12/23
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 16, 2025.

Most accurate provider

Gotogate
3 stars

Most trusted provider

Gotogate
3 stars

Round-trip from

$759
(Delta)

One-way from

$463
(KAYAK)

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 ($30 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 16, 2025.

This Delta deal was found by Cheapflights users on 11/14. 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.
Sun 11/161:55 pmSFO - SOU
1 stop34h 15mDelta
Tue 11/255:30 pmSOU - SFO
1 stop26h 20mDelta
Deal found 11/14$759
This Delta deal was found by Cheapflights users on 11/14. 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 11/195:50 amSFO - SOU
2 stops18h 30mDelta
Tue 11/255:30 pmSOU - SFO
2 stops37h 39mDelta
Deal found 11/14$773
This Delta deal was found by Cheapflights users on 11/13. 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 12/11:55 pmSFO - SOU
1 stop19h 05mDelta
Fri 12/125:30 pmSOU - SFO
1 stop26h 20mDelta
Deal found 11/13$789
This Delta deal was found by Cheapflights users on 11/15. 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 12/210:40 amSFO - SOU
2 stops37h 40mDelta
Sun 12/76:05 pmSOU - SFO
1 stop25h 45mDelta
Deal found 11/15$794
This Delta deal was found by Cheapflights users on 11/13. 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 12/11:55 pmSFO - SOU
1 stop19h 05mDelta
Sat 12/139:25 amSOU - SFO
2 stops21h 48mDelta
Deal found 11/13$799
This Delta deal was found by Cheapflights users on 11/14. 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.
Sun 11/165:45 amSFO - SOU
2 stops18h 25mDelta
Mon 11/248:40 amSOU - SFO
2 stops17h 29mDelta
Deal found 11/14$803
This Delta deal was found by Cheapflights users on 11/13. 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.
Sat 12/66:55 pmSFO - SOU
2 stops38h 30mDelta
Sun 12/146:05 pmSOU - SFO
1 stop25h 45mDelta
Deal found 11/13$805
This Delta deal was found by Cheapflights users on 11/15. 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 12/16:43 pmSFO - SOU
2 stops38h 17mDelta
Sun 12/76:05 pmSOU - SFO
2 stops30h 07mDelta
Deal found 11/15$809
This Delta deal was found by Cheapflights users on 11/13. 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 12/41:55 pmSFO - SOU
1 stop19h 05mDelta
Fri 12/125:30 pmSOU - SFO
1 stop26h 20mDelta
Deal found 11/13$818
This Delta deal was found by Cheapflights users on 11/13. 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.
Sat 12/65:50 amSFO - SOU
2 stops19h 00mDelta
Fri 12/125:30 pmSOU - SFO
1 stop26h 20mDelta
Deal found 11/13$822
This Delta deal was found by Cheapflights users on 11/15. 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 12/47:00 amSFO - SOU
2 stops26h 00mDelta
Sun 12/76:05 pmSOU - SFO
1 stop25h 45mDelta
Deal found 11/15$823
This Delta deal was found by Cheapflights users on 11/14. 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.
Fri 11/281:40 pmLAX - SOU
1 stop35h 10mDelta
Wed 1/149:25 amSOU - LAX
1 stop34h 20mDelta
Deal found 11/14$838

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 16, 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

Mon 12/1

1:55 pm-5:00 pm

1 stop19h 05m

Southampton Eastleigh

Thu 12/11

8:50 am-11:50 am

1 stop35h 00m

$759

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Wed 12/3

1:55 pm-5:25 pm

1 stop19h 30m

Southampton Eastleigh

Thu 12/11

8:50 am-11:50 am

1 stop35h 00m

$759

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Wed 2/18

1:55 pm-5:00 pm

1 stop19h 05m

Southampton Eastleigh

Mon 2/23

5:30 pm-11:50 am

1 stop26h 20m

$767

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Wed 2/11

11:40 am-8:25 am

2 stops36h 45m

Southampton Eastleigh

Mon 2/16

5:30 pm-11:50 am

1 stop26h 20m

$771

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Wed 2/11

7:00 am-5:00 pm

2 stops26h 00m

Southampton Eastleigh

Tue 2/17

5:30 pm-11:50 am

1 stop26h 20m

$771

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Tue 1/6

5:45 am-5:05 pm

2 stops27h 20m

Southampton Eastleigh

Tue 1/20

5:35 pm-11:50 am

1 stop26h 15m

$772

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Wed 1/7

5:45 am-8:25 am

2 stops42h 40m

Southampton Eastleigh

Mon 1/26

9:25 am-11:50 am

1 stop34h 25m

$772

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Tue 1/6

5:45 am-5:05 pm

2 stops27h 20m

Southampton Eastleigh

Wed 1/21

9:25 am-11:50 am

1 stop34h 25m

$772

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Wed 1/7

5:45 am-8:25 am

2 stops42h 40m

Southampton Eastleigh

Thu 1/29

9:00 am-11:50 am

1 stop34h 50m

$772

San DiegoSouthampton

SAN - SOU

SANSOU

San Diego

Thu 2/26

2:00 pm-5:00 pm

1 stop19h 00m

Southampton Eastleigh

Mon 3/2

5:30 pm-12:05 pm

1 stop26h 35m

$777

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/15

Showing 1-10 of 45 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 16, 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 $759, Delta can have you in Southampton from California in 19h 05m. There are 5349 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 Diego - 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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Alternative routes for California to Southampton

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 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$684Average$800FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$793Average$1,123FlexibilityNo cancel feeOn-time75%
Aer LingusCheapest$797Average$1,319FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$802Average$1,186FlexibilityNo cancel feeOn-time72%

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