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Southampton

$209+ 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 8/1. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SOU
Jun 23 — Jun 301
Mon 6/23
Mon 6/30
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 June 18, 2025.

Round-trip from

$810
(Delta)

One-way from

$209
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$836
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. 9% potential increase in price ($75 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 18, 2025.

This Kiwi.com deal was found by Cheapflights users on 6/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/198:15 pmLAX - SOU
1 stop15h 25mAer Lingus
Fri 12/59:30 amSOU - LAX
1 stop17h 00mAer Lingus
Deal found 6/17$709
This Delta deal was found by Cheapflights users on 6/17. 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 10/51:45 pmSFO - SOU
1 stop35h 00mDelta
Tue 10/145:35 pmSOU - SFO
1 stop26h 10mDelta
Deal found 6/17$810
This Delta deal was found by Cheapflights users on 6/16. 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 8/66:30 amSJC - SOU
2 stops18h 15mDelta
Fri 8/229:20 amSOU - SJC
2 stops21h 29mDelta
Deal found 6/16$825
This Delta deal was found by Cheapflights users on 6/16. 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 10/144:50 pmLAX - SOU
1 stop16h 10mDelta
Thu 10/239:20 amSOU - LAX
1 stop13h 30mDelta
Deal found 6/16$839
This KLM deal was found by Cheapflights users on 6/16. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/41:45 pmSFO - SOU
1 stop35h 00mKLM
Sun 9/149:20 amSOU - SFO
1 stop34h 25mKLM
Deal found 6/16$869
This Air France deal was found by Cheapflights users on 6/18. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/138:00 amLAX - SOU
2 stops16h 45mKLM
Sat 8/306:05 pmSOU - LAX
1 stop25h 45mKLM
Deal found 6/18$893
This Delta deal was found by Cheapflights users on 6/17. 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 8/141:55 pmSAN - SOU
1 stop19h 55mDelta
Thu 8/289:20 amSOU - SAN
2 stops19h 24mDelta
Deal found 6/17$909
This Delta deal was found by Cheapflights users on 6/17. 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 9/141:15 pmOAK - SOU
2 stops35h 30mDelta
Wed 10/159:20 amSOU - OAK
2 stops46h 33mDelta
Deal found 6/17$925
This Gurufare deal was found by Cheapflights users on 6/18. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2311:08 pmSFO - SOU
2 stops26h 02mAer Lingus
Sat 9/139:40 amSOU - SFO
1 stop14h 15mAer Lingus
Deal found 6/18$947
This KLM deal was found by Cheapflights users on 6/16. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/141:55 pmSAN - SOU
1 stop19h 55mKLM
Sun 8/319:20 amSOU - SAN
2 stops19h 24mKLM
Deal found 6/16$959
This Trip.com deal was found by Cheapflights users on 6/17. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/215:30 pmLAX - SOU
2 stops31h 15mMultiple Airlines
Thu 12/49:30 amSOU - LAX
2 stops39h 00mMultiple Airlines
Deal found 6/17$967
This KLM deal was found by Cheapflights users on 6/16. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/316:30 amSJC - SOU
2 stops18h 15mKLM
Thu 8/76:25 pmSOU - SJC
2 stops29h 38mKLM
Deal found 6/16$1,002

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 June 18, 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

Los AngelesSouthampton

LAX - SOU

LAXSOU

Los Angeles

Wed 11/19

8:15 pm-7:40 pm

1 stop15h 25m

Southampton Eastleigh

Fri 12/5

9:30 am-6:30 pm

1 stop17h 00m

$709

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Sun 9/7

1:45 pm-8:50 am

1 stop35h 05m

Southampton Eastleigh

Mon 9/15

5:35 pm-11:45 am

1 stop26h 10m

$810

San JoseSouthampton

SJC - SOU

SJCSOU

San Jose

Wed 8/6

4:59 pm-5:50 pm

2 stops16h 51m

Southampton Eastleigh

Fri 8/22

9:20 am-10:49 pm

2 stops21h 29m

$825

Los AngelesSouthampton

LAX - SOU

LAXSOU

Los Angeles

Tue 10/14

4:50 pm-5:00 pm

1 stop16h 10m

Southampton Eastleigh

Wed 10/29

5:20 pm-12:45 pm

1 stop26h 25m

$839

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Thu 9/4

1:45 pm-8:45 am

1 stop35h 00m

Southampton Eastleigh

Sun 9/14

9:20 am-11:45 am

1 stop34h 25m

$869

Los AngelesSouthampton

LAX - SOU

LAXSOU

Los Angeles

Wed 8/13

8:00 am-8:45 am

2 stops16h 45m

Southampton Eastleigh

Sat 8/30

6:05 pm-11:50 am

1 stop25h 45m

$893

San DiegoSouthampton

SAN - SOU

SANSOU

San Diego

Thu 8/14

1:55 pm-8:45 am

1 stop34h 50m

Southampton Eastleigh

Thu 8/28

9:20 am-10:51 pm

2 stops21h 31m

$909

OaklandSouthampton

OAK - SOU

OAKSOU

Oakland

Sun 9/14

1:15 pm-8:45 am

2 stops35h 30m

Southampton Eastleigh

Wed 10/15

9:20 am-11:53 pm

2 stops46h 33m

$925

Los AngelesSouthampton

LAX - SOU

LAXSOU

Los Angeles

Fri 11/21

5:30 pm-8:45 am

2 stops31h 15m

Southampton Eastleigh

Thu 12/4

9:30 am-4:30 pm

2 stops39h 00m

$967

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Sat 8/23

5:45 pm-9:10 am

1 stop31h 25m

Southampton Eastleigh

Sat 9/13

9:40 am-3:55 pm

1 stop14h 15m

$993

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/17

Showing 1-10 of 31 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, November is the cheapest month in which you can book a flight from California to Southampton (average of $787). Flying from California to Southampton in June is currently the most expensive (average of $1,308). 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 June 18, 2025.

When flying from California to Southampton, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Southampton by month

Plan your trip to Southampton by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Southampton ranges from 1.0 - 3.0 inches per month. December is typically the wettest month, when rainfall can reach 3.0 in. July is typically the driest time to visit Southampton when rainfall is around 1.0 in.

Temperature in Southampton by month

Plan your trip to Southampton by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Southampton, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 64.4 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Southampton

Get insights into the airlines that provide service to Southampton. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Southampton. Reviews last updated June 18, 2025.
Read through reviews of airlines operating flights from California to Southampton, such as Delta, KLM and Virgin Atlantic. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,964 reviews
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,364 reviews
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Virgin Atlantic
7.4
Good
653 reviews
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Aer Lingus
7.1
Good
1,120 reviews
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
British Airways
6.6
Okay
7,031 reviews
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • What are the cheapest airlines to fly from California to Southampton one-way?

    The cheapest airlines for a one-way flight from California to Southampton are Aer Lingus ($471), KLM ($499), and Delta ($503).

  • 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, November is the cheapest month in which you can book a flight from California to Southampton (average of $787). Flying from California to Southampton in June is currently the most expensive (average of $1,308). 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 June 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest$652Average$1,302FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$747Average$1,030FlexibilityNo cancel feeOn-time75%
DeltaCheapest$768Average$1,130FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$817Average$1,200FlexibilityNo cancel feeOn-time72%

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