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Cheap flights from California to London from £312

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 27/7. 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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0 bags
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Cheap return flights

Enter your travel dates to find the best prices.
KLM Logo
09:25 - 08:20
LAX
-
SOU
15h 55m
2 stops
KLM Logo
08:50 - 22:05
SOU
-
LAX
20h 15m
2 stops
£565KLM
Mon, 9 Mar - Tue, 24 Mar
KLM Logo
07:45 - 08:20
LAX
-
SOU
17h 35m
2 stops
KLM Logo
17:20 - 11:50
SOU
-
LAX
26h 30m
1 stop
£576KLM
Tue, 24 Mar - Tue, 31 Mar
Delta Logo
13:45 - 16:50
SFO
-
SOU
19h 05m
1 stop
Delta Logo
09:05 - 11:45
SOU
-
SFO
34h 40m
1 stop
£580Delta
Sun, 19 Apr - Mon, 4 May
Delta Logo
06:20 - 08:35
SFO
-
SOU
18h 15m
2 stops
Delta Logo
17:20 - 11:45
SOU
-
SFO
26h 25m
1 stop
£584Delta
Sun, 19 Apr - Mon, 4 May
Scandinavian Airlines Logo
08:30 - 08:35
LAX
-
SOU
16h 05m
2 stops
Scandinavian Airlines Logo
17:20 - 11:50
SOU
-
LAX
26h 30m
1 stop
£590Scandinavian Airlines
Sun, 29 Mar - Wed, 8 Apr
Scandinavian Airlines Logo
08:30 - 08:35
LAX
-
SOU
16h 05m
2 stops
Scandinavian Airlines Logo
09:05 - 21:07
SOU
-
LAX
20h 02m
2 stops
£597Scandinavian Airlines
Sun, 29 Mar - Wed, 8 Apr
Multiple Airlines Logo
06:15 - 19:40
SJC
-
SOU
30h 25m
2 stops
Multiple Airlines Logo
20:00 - 22:31
SOU
-
SJC
34h 31m
2 stops
£792Multiple Airlines
Sun, 22 Mar - Sun, 29 Mar
Multiple Airlines Logo
07:00 - 19:40
BUR
-
SOU
29h 40m
2 stops
Multiple Airlines Logo
20:00 - 21:59
SOU
-
BUR
33h 59m
2 stops
£820Multiple Airlines
Sun, 22 Mar - Sun, 29 Mar
Aer Lingus Logo
22:10 - 08:40
LAS
-
SOU
26h 30m
2 stops
Aer Lingus Logo
09:10 - 00:24
SOU
-
LAS
23h 14m
2 stops
£1,043Aer Lingus
Sun, 28 Jun - Sat, 18 Jul
Aer Lingus Logo
10:24 - 19:30
LAS
-
SOU
25h 06m
2 stops
Aer Lingus Logo
09:10 - 00:24
SOU
-
LAS
23h 14m
2 stops
£1,053Aer Lingus
Sun, 28 Jun - Sat, 18 Jul

Aer Lingus flights from California to Southampton

Our best Aer Lingus deals on California to Southampton flight tickets
Aer Lingus
10 May
SFO17:35San Francisco
15h 00m
1 stop
SOU16:35Southampton Eastleigh
29 Jun
SOU09:10Southampton Eastleigh
14h 40m
1 stop
SFO15:50San Francisco
£745
Aer Lingus
2 Mar
SFO17:20San Francisco
14h 15m
1 stop
SOU15:35Southampton Eastleigh
16 Mar
SOU20:10Southampton Eastleigh
27h 25m
1 stop
SFO16:35San Francisco
£748
Aer Lingus
16 Mar
SFO18:20San Francisco
14h 15m
1 stop
SOU15:35Southampton Eastleigh
26 Mar
SOU20:10Southampton Eastleigh
27h 25m
1 stop
SFO16:35San Francisco
£748

KLM flights from California to Southampton

Our best KLM deals on California to Southampton flight tickets
KLM
9 Mar
LAX09:25Los Angeles
15h 55m
2 stops
SOU08:20Southampton Eastleigh
24 Mar
SOU08:50Southampton Eastleigh
20h 15m
2 stops
LAX22:05Los Angeles
£565
KLM
24 Mar
LAX07:45Los Angeles
17h 35m
2 stops
SOU08:20Southampton Eastleigh
31 Mar
SOU17:20Southampton Eastleigh
26h 30m
1 stop
LAX11:50Los Angeles
£576
KLM
24 Mar
SJC13:25San Jose
20h 35m
2 stops
SOU17:00Southampton Eastleigh
31 Mar
SOU17:20Southampton Eastleigh
32h 11m
2 stops
SJC17:31San Jose
£579

momondo 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, momondo users made 279,928 searches. Data last updated 8 February 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

Los AngelesSouthampton

LAX - SOU

LAXSOU

Los Angeles

Mon 9/3

09:25-08:20

2 stops15h 55m

Southampton Eastleigh

Tue 24/3

08:50-22:05

2 stops20h 15m

£565

Los AngelesSouthampton

LAX - SOU

LAXSOU

Los Angeles

Tue 24/3

07:45-08:20

2 stops17h 35m

Southampton Eastleigh

Tue 31/3

17:20-11:50

1 stop26h 30m

£576

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Sun 19/4

13:45-16:50

1 stop19h 05m

Southampton Eastleigh

Mon 4/5

09:05-11:45

1 stop34h 40m

£580

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Sun 19/4

06:20-08:35

2 stops18h 15m

Southampton Eastleigh

Mon 4/5

17:20-11:45

1 stop26h 25m

£584

Los AngelesSouthampton

LAX - SOU

LAXSOU

Los Angeles

Sun 29/3

08:30-08:35

2 stops16h 05m

Southampton Eastleigh

Wed 8/4

17:20-11:50

1 stop26h 30m

£590

Los AngelesSouthampton

LAX - SOU

LAXSOU

Los Angeles

Sun 29/3

08:30-08:35

2 stops16h 05m

Southampton Eastleigh

Wed 8/4

09:05-21:07

2 stops20h 02m

£597

San JoseSouthampton

SJC - SOU

SJCSOU

San Jose

Sun 22/3

06:15-19:40

2 stops30h 25m

Southampton Eastleigh

Sun 29/3

20:00-22:31

2 stops34h 31m

£792

BurbankSouthampton

BUR - SOU

BURSOU

Burbank Bob Hope

Sun 22/3

07:00-19:40

2 stops29h 40m

Southampton Eastleigh

Sun 29/3

20:00-21:59

2 stops33h 59m

£820

Las VegasSouthampton

LAS - SOU

LASSOU

Las Vegas Harry Reid Intl

Sun 28/6

22:10-08:40

2 stops26h 30m

Southampton Eastleigh

Sat 18/7

09:10-00:24

2 stops23h 14m

£1,043

Las VegasSouthampton

LAS - SOU

LASSOU

Las Vegas Harry Reid Intl

Sun 28/6

10:24-19:30

2 stops25h 06m

Southampton Eastleigh

Sat 18/7

09:10-00:24

2 stops23h 14m

£1,053

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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 airline that flies from California to Southampton Eastleigh?

Aer Lingus and Delta are the most popular carriers operating from California to Southampton Eastleigh

Which airlines fly to Southampton?

Virgin Atlantic, British Airways and United Airlines are the top three most popular airlines that fly to Southampton from California according to our data. Virgin Atlantic is the first choice among our users, with 44% of people opting to fly with this airline when travelling to Southampton. Keep in mind that there are 13 different airlines that fly to Southampton on a routine basis, so you have a few additional options to choose from.

Cheap California to Southampton flight deals and tips

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

Fastest flight time

12h 25m

Direct flights

None
The fastest flight from California to Southampton takes 12h 25m
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 were last updated today.

  • 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 travel and health documents required for your trip to Southampton Eastleigh Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Southampton Eastleigh Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling 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?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from California to Southampton. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Southampton from California on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between California and Southampton by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Southampton from California. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Southampton trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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