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Cheap flights from California to London from £300

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 16/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from California to London

Cheap return flights

Enter your travel dates to find the best prices.
Aer Lingus Logo
20:15 - 19:30LAX  Los Angeles Los Angeles-SOU Southampton Eastleigh
15h 15m1 stop Dublin
Aer Lingus Logo
09:20 - 18:30SOU  Southampton Eastleigh-LAX Los Angeles Los Angeles
17h 10m1 stop Dublin
£700Aer Lingus
Wed, 13 Jan - Wed, 20 Jan
Multiple Airlines Logo
12:20 - 16:20LAX  Los Angeles Los Angeles-SOU Southampton Eastleigh
20h 00m2 stops Calgary Paris Charles de Gaulle
Multiple Airlines Logo
09:20 - 18:30SOU  Southampton Eastleigh-LAX Los Angeles Los Angeles
17h 10m1 stop Dublin
£723Multiple Airlines
Wed, 13 Jan - Wed, 20 Jan
Delta Logo
13:50 - 17:00SFO  San Francisco-SOU Southampton Eastleigh
19h 10m1 stop Amsterdam Schiphol
Delta Logo
17:30 - 11:45SOU  Southampton Eastleigh-SFO San Francisco
26h 15m1 stop Amsterdam Schiphol
£740Delta
Sun, 15 Nov - Thu, 19 Nov
Delta Logo
07:00 - 08:10SFO  San Francisco-SOU Southampton Eastleigh
17h 10m2 stops New York John F Kennedy Intl Amsterdam Schiphol
Delta Logo
17:30 - 11:45SOU  Southampton Eastleigh-SFO San Francisco
26h 15m1 stop Amsterdam Schiphol
£743Delta
Wed, 11 Nov - Thu, 19 Nov
Delta Logo
22:30 - 08:10SFO  San Francisco-SOU Southampton Eastleigh
25h 40m2 stops New York John F Kennedy Intl Amsterdam Schiphol
Delta Logo
17:30 - 16:11SOU  Southampton Eastleigh-SFO San Francisco
30h 41m2 stops Amsterdam Schiphol Salt Lake City
£751Delta
Sat, 14 Nov - Mon, 23 Nov
Delta Logo
07:20 - 08:10LAX  Los Angeles Los Angeles-SOU Southampton Eastleigh
16h 50m2 stops New York John F Kennedy Intl Amsterdam Schiphol
Delta Logo
17:30 - 11:45SOU  Southampton Eastleigh-LAX Los Angeles Los Angeles
26h 15m1 stop Amsterdam Schiphol
£752Delta
Wed, 18 Nov - Wed, 2 Dec
Delta Logo
13:45 - 08:45SFO  San Francisco-SOU Southampton Eastleigh
35h 00m1 stop Amsterdam Schiphol
Delta Logo
17:20 - 11:45SOU  Southampton Eastleigh-SFO San Francisco
26h 25m1 stop Amsterdam Schiphol
£755Delta
Mon, 7 Sep - Thu, 17 Sep
Delta Logo
13:45 - 16:50SFO  San Francisco-SOU Southampton Eastleigh
19h 05m1 stop Amsterdam Schiphol
Delta Logo
17:30 - 11:45SOU  Southampton Eastleigh-SFO San Francisco
26h 15m1 stop Amsterdam Schiphol
£756Delta
Sun, 18 Oct - Tue, 10 Nov
Multiple Airlines Logo
17:50 - 08:35LAX  Los Angeles Los Angeles-SOU Southampton Eastleigh
30h 45m2 stops Madrid Barajas Dublin
Multiple Airlines Logo
09:20 - 18:25SOU  Southampton Eastleigh-LAX Los Angeles Los Angeles
17h 05m1 stop Dublin
£759Multiple Airlines
Fri, 16 Oct - Mon, 19 Oct
Delta Logo
14:20 - 08:35SFO  San Francisco-SOU Southampton Eastleigh
34h 15m2 stops Detroit Metropolitan Wayne County Amsterdam Schiphol
Delta Logo
17:20 - 11:45SOU  Southampton Eastleigh-SFO San Francisco
26h 25m1 stop Amsterdam Schiphol
£759Delta
Wed, 9 Sep - Mon, 21 Sep

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KLM flights from California to Southampton

Our best KLM deals on California to Southampton flight tickets
KLM
13 Jan
LAX07:00Los Angeles Los Angeles
17h 10m
2 stops
SOU08:10Southampton Eastleigh
20 Jan
SOU08:40Southampton Eastleigh
21h 55m
2 stops
LAX22:35Los Angeles Los Angeles
£766
KLM
28 Sept
SAN13:38San Diego
19h 12m
2 stops
SOU16:50Southampton Eastleigh
13 Oct
SOU09:05Southampton Eastleigh
21h 46m
2 stops
SAN22:51San Diego
£819
KLM
27 Sept
LAS20:25Las Vegas Harry Reid Intl
12h 25m
1 stop
SOU16:50Southampton Eastleigh
4 Oct
SOU09:15Southampton Eastleigh
17h 20m
1 stop
LAS18:35Las Vegas Harry Reid Intl
£821

Aer Lingus flights from California to Southampton

Our best Aer Lingus deals on California to Southampton flight tickets
Aer Lingus
13 Jan
LAX20:15Los Angeles Los Angeles
15h 15m
1 stop
SOU19:30Southampton Eastleigh
20 Jan
SOU09:20Southampton Eastleigh
17h 10m
1 stop
LAX18:30Los Angeles Los Angeles
£700
Aer Lingus
16 Oct
LAX20:10Los Angeles Los Angeles
28h 25m
1 stop
SOU08:35Southampton Eastleigh
19 Oct
SOU09:20Southampton Eastleigh
17h 05m
1 stop
LAX18:25Los Angeles Los Angeles
£844
Aer Lingus
24 Aug
LAX08:00Los Angeles Los Angeles
24h 50m
2 stops
SOU16:50Southampton Eastleigh
27 Aug
SOU09:20Southampton Eastleigh
17h 05m
1 stop
LAX18:25Los Angeles Los Angeles
£922

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 14 August 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

Cheapest return flight
Fastest return journey

Los AngelesSouthampton

LAX Los Angeles Los Angeles - SOU Southampton Eastleigh

LAXSOU

Los Angeles Los Angeles

Wed 13/1

20:15-19:30

1 stop15h 15m

Southampton Eastleigh

Wed 20/1

09:20-18:30

1 stop17h 10m

£700

Los AngelesSouthampton

LAX Los Angeles Los Angeles - SOU Southampton Eastleigh

LAXSOU

Los Angeles Los Angeles

Wed 13/1

12:20-16:20

2 stops20h 00m

Southampton Eastleigh

Wed 20/1

09:20-18:30

1 stop17h 10m

£723

San FranciscoSouthampton

SFO San Francisco - SOU Southampton Eastleigh

SFOSOU

San Francisco

Sun 15/11

13:50-17:00

1 stop19h 10m

Southampton Eastleigh

Thu 19/11

17:30-11:45

1 stop26h 15m

£740

San FranciscoSouthampton

SFO San Francisco - SOU Southampton Eastleigh

SFOSOU

San Francisco

Wed 11/11

07:00-08:10

2 stops17h 10m

Southampton Eastleigh

Thu 19/11

17:30-11:45

1 stop26h 15m

£743

San FranciscoSouthampton

SFO San Francisco - SOU Southampton Eastleigh

SFOSOU

San Francisco

Sat 14/11

22:30-08:10

2 stops25h 40m

Southampton Eastleigh

Mon 23/11

17:30-16:11

2 stops30h 41m

£751

Los AngelesSouthampton

LAX Los Angeles Los Angeles - SOU Southampton Eastleigh

LAXSOU

Los Angeles Los Angeles

Wed 18/11

07:20-08:10

2 stops16h 50m

Southampton Eastleigh

Wed 2/12

17:30-11:45

1 stop26h 15m

£752

San FranciscoSouthampton

SFO San Francisco - SOU Southampton Eastleigh

SFOSOU

San Francisco

Mon 7/9

13:45-08:45

1 stop35h 00m

Southampton Eastleigh

Thu 17/9

17:20-11:45

1 stop26h 25m

£755

San FranciscoSouthampton

SFO San Francisco - SOU Southampton Eastleigh

SFOSOU

San Francisco

Sun 18/10

13:45-16:50

1 stop19h 05m

Southampton Eastleigh

Tue 10/11

17:30-11:45

1 stop26h 15m

£756

Los AngelesSouthampton

LAX Los Angeles Los Angeles - SOU Southampton Eastleigh

LAXSOU

Los Angeles Los Angeles

Fri 16/10

17:50-08:35

2 stops30h 45m

Southampton Eastleigh

Mon 19/10

09:20-18:25

1 stop17h 05m

£759

San FranciscoSouthampton

SFO San Francisco - SOU Southampton Eastleigh

SFOSOU

San Francisco

Wed 9/9

14:20-08:35

2 stops34h 15m

Southampton Eastleigh

Mon 21/9

17:20-11:45

1 stop26h 25m

£759

Flights are sorted by cheapest return 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 airline that flies from California to Southampton Eastleigh?

Delta, Aer Lingus, and KLM 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 45% of people opting to fly with this airline when travelling to Southampton. Keep in mind that there are 11 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.
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Frequently asked questions about flying from California to Southampton

  • 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.

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