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Cheap flights from California to London from $314

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from California to London departing on 10/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Virgin Atlantic Logo
1:45 pm - 5:00 pmLAX-SOU
19h 15m1 stop
Virgin Atlantic Logo
5:30 pm - 11:45 amSOU-LAX
26h 15m1 stop
$694Virgin Atlantic
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Mon, Nov 10 - Wed, Nov 26
Delta Logo
4:50 pm - 5:00 pmLAX-SOU
16h 10m1 stop
Delta Logo
6:05 pm - 11:45 amSOU-LAX
25h 40m1 stop
$736Delta
Find Deal
Sun, Oct 12 - Mon, Nov 10
Delta Logo
1:45 pm - 8:45 amSFO-SOU
35h 00m1 stop
Delta Logo
5:35 pm - 11:45 amSOU-SFO
26h 10m1 stop
$736Delta
Find Deal
Sun, Sep 28 - Mon, Oct 6
Delta Logo
1:45 pm - 8:10 amLAX-SOU
34h 25m1 stop
Delta Logo
9:25 am - 11:45 amSOU-LAX
34h 20m1 stop
$737Delta
Find Deal
Mon, Nov 24 - Tue, Jan 13
KLM Logo
7:30 am - 8:10 amLAX-SOU
16h 40m2 stops
KLM Logo
8:40 am - 10:33 pmSOU-LAX
21h 53m2 stops
$747KLM
Find Deal
Mon, Nov 10 - Wed, Nov 26
KLM Logo
7:05 am - 8:50 amBUR-SOU
41h 45m2 stops
KLM Logo
8:50 am - 4:22 pmSOU-BUR
39h 32m2 stops
$861KLM
Find Deal
Thu, Feb 26 - Mon, Mar 2
Aer Lingus Logo
9:15 pm - 7:40 pmLAX-SOU
15h 25m1 stop
Aer Lingus Logo
9:30 am - 6:30 pmSOU-LAX
17h 00m1 stop
$919Aer Lingus
Find Deal
Sat, Nov 1 - Sat, Nov 8
Aer Lingus Logo
6:20 pm - 8:45 amSFO-SOU
31h 25m1 stop
Aer Lingus Logo
9:30 am - 3:35 pmSOU-SFO
14h 05m1 stop
$942Aer Lingus
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Fri, Oct 31 - Fri, Nov 7
Multiple Airlines Logo
7:59 pm - 7:20 pmLAS-SOU
40h 21m2 stops
Multiple Airlines Logo
9:30 am - 5:50 pmSOU-LAS
16h 20m1 stop
$1,083Multiple Airlines
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Sat, Nov 1 - Sat, Nov 8
Multiple Airlines Logo
8:35 pm - 8:25 amLAS-SOU
28h 50m3 stops
Multiple Airlines Logo
9:30 am - 10:35 pmSOU-LAS
45h 05m3 stops
$1,558Multiple Airlines
Find Deal
Sat, Nov 1 - Sat, Nov 8

Delta flights from California to Southampton

Our best Delta deals on California to Southampton flight tickets
Delta
Sep 28
SFO1:45 pmSan Francisco
35h 00m
1 stop
SOU8:45 amSouthampton Eastleigh
Oct 6
SOU5:35 pmSouthampton Eastleigh
26h 10m
1 stop
SFO11:45 amSan Francisco
$736
Find similar
Delta
Nov 24
LAX1:45 pmLos Angeles
34h 25m
1 stop
SOU8:10 amSouthampton Eastleigh
Jan 13
SOU9:25 amSouthampton Eastleigh
34h 20m
1 stop
LAX11:45 amLos Angeles
$737
Find similar
Delta
Nov 19
SFO7:00 amSan Francisco
41h 05m
2 stops
SOU8:05 amSouthampton Eastleigh
Dec 2
SOU5:30 pmSouthampton Eastleigh
26h 20m
1 stop
SFO11:50 amSan Francisco
$741
Find similar

KLM flights from California to Southampton

Our best KLM deals on California to Southampton flight tickets
KLM
Nov 10
LAX7:30 amLos Angeles
16h 40m
2 stops
SOU8:10 amSouthampton Eastleigh
Nov 26
SOU8:40 amSouthampton Eastleigh
21h 53m
2 stops
LAX10:33 pmLos Angeles
$747
Find similar
KLM
Sep 26
LAX9:25 amLos Angeles
15h 20m
2 stops
SOU8:45 amSouthampton Eastleigh
Oct 15
SOU5:35 pmSouthampton Eastleigh
26h 15m
1 stop
LAX11:50 amLos Angeles
$788
Find similar
KLM
Sep 26
LAX9:25 amLos Angeles
15h 20m
2 stops
SOU8:45 amSouthampton Eastleigh
Oct 15
SOU9:20 amSouthampton Eastleigh
19h 16m
2 stops
LAX8:36 pmLos Angeles
$794
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated September 18, 2025.
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

Los AngelesSouthampton

LAX - SOU

LAXSOU

Los Angeles

Mon 11/10

1:45 pm-5:00 pm

1 stop19h 15m

Southampton Eastleigh

Wed 11/26

5:30 pm-11:45 am

1 stop26h 15m

$694

Los AngelesSouthampton

LAX - SOU

LAXSOU

Los Angeles

Sun 10/12

4:50 pm-5:00 pm

1 stop16h 10m

Southampton Eastleigh

Mon 11/10

6:05 pm-11:45 am

1 stop25h 40m

$736

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Sun 9/28

1:45 pm-8:45 am

1 stop35h 00m

Southampton Eastleigh

Mon 10/6

5:35 pm-11:45 am

1 stop26h 10m

$736

Los AngelesSouthampton

LAX - SOU

LAXSOU

Los Angeles

Mon 11/24

1:45 pm-8:10 am

1 stop34h 25m

Southampton Eastleigh

Tue 1/13

9:25 am-11:45 am

1 stop34h 20m

$737

Los AngelesSouthampton

LAX - SOU

LAXSOU

Los Angeles

Mon 11/10

7:30 am-8:10 am

2 stops16h 40m

Southampton Eastleigh

Wed 11/26

8:40 am-10:33 pm

2 stops21h 53m

$747

BurbankSouthampton

BUR - SOU

BURSOU

Burbank Bob Hope

Thu 2/26

7:05 am-8:50 am

2 stops41h 45m

Southampton Eastleigh

Mon 3/2

8:50 am-4:22 pm

2 stops39h 32m

$861

Los AngelesSouthampton

LAX - SOU

LAXSOU

Los Angeles

Sat 11/1

9:15 pm-7:40 pm

1 stop15h 25m

Southampton Eastleigh

Sat 11/8

9:30 am-6:30 pm

1 stop17h 00m

$919

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Fri 10/31

6:20 pm-8:45 am

1 stop31h 25m

Southampton Eastleigh

Fri 11/7

9:30 am-3:35 pm

1 stop14h 05m

$942

Las VegasSouthampton

LAS - SOU

LASSOU

Las Vegas Harry Reid Intl

Sat 11/1

7:59 pm-7:20 pm

2 stops40h 21m

Southampton Eastleigh

Sat 11/8

9:30 am-5:50 pm

1 stop16h 20m

$1,083

Las VegasSouthampton

LAS - SOU

LASSOU

Las Vegas Harry Reid Intl

Sat 11/1

8:35 pm-8:25 am

3 stops28h 50m

Southampton Eastleigh

Sat 11/8

9:30 am-10:35 pm

3 stops45h 05m

$1,558

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from California to Southampton

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

What is the cheapest month to fly to Southampton?

If you don’t want to visit Southampton in April, then you should wait until February to fly from California, when ticket prices are also cheap, with an average price of $809.

What is the cheapest day to depart on your flight to Southampton?

On average, the least expensive day to fly to Southampton from California is on a Monday. momondo users have found tickets for Monday departures for as low as $988. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from California to Southampton for around $1,198.

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

Flying to Southampton from California in the evening is the least expensive time of day to depart. momondo users have found prices as low as $993 when looking at flights departing in the evening. Flights to Southampton are more costly in the afternoon, with an average ticket price of $1,195. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on California to Southampton flights?

You could potentially save up to 5% on your flight if you consider stops on a California to Southampton flight.

Cheap California to Southampton flight deals and tips

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

Direct flights

None
There are no direct flights from California to Southampton. There are no popular flight routes from California to Southampton.
Search flight deals

  • When did momondo last update prices for flights from California to Southampton Eastleigh Airport?

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

  • How many operators does momondo search for flights from California to Southampton Eastleigh Airport?

  • How old do you have to be to fly from California to Southampton Eastleigh 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 California to Southampton Eastleigh Airport.

  • What documentation or ID do you need to fly to Southampton Eastleigh Airport?

    The required travel and health documents for your Southampton Eastleigh Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Southampton Eastleigh Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from California to Southampton

Compare and see reviews for airlines that fly from California to Southampton with momondo
Airline
Rating
Free Cancellation
Price
Aer LingusPriceFrom $652Free CancellationRating
7.2
1,281 reviews
Search Aer Lingus flights
DeltaPriceFrom $684Free CancellationRating
7.9
7,964 reviews
Search Delta flights
KLMPriceFrom $793Free CancellationRating
7.8
1,386 reviews
Search KLM flights
Virgin AtlanticPriceFrom $817Free CancellationRating
7.4
664 reviews
Search Virgin Atlantic flights

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Portsmouth

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from California to Southampton for you.

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

All flight searches from California to Southampton on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from California to Southampton?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from California to Southampton.

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

Price alerts on flights to Southampton from California are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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