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Cheap flights from the United Kingdom to California from $387

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to California departing on 4/26. 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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Find the cheapest flights from the United Kingdom to California

Recent round-trip flight deals from the United Kingdom to California

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:00 am - 5:35 pm
LHR
-
LAX
15h 35m
1 stop
Multiple Airlines Logo
2:15 pm - 11:15 am
LAX
-
LHR
14h 00m
1 stop
$470Multiple Airlines
mar., mar. 10 - mar., mar. 17
Multiple Airlines Logo
6:00 am - 4:35 pm
LHR
-
LAX
18h 35m
1 stop
Multiple Airlines Logo
8:00 pm - 1:30 pm
LAX
-
LHR
10h 30mnonstop
$471Multiple Airlines
sáb., feb. 28 - mié., mar. 18
Multiple Airlines Logo
9:00 am - 4:35 pm
LHR
-
LAX
15h 35m
1 stop
Multiple Airlines Logo
8:00 pm - 1:30 pm
LAX
-
LHR
10h 30mnonstop
$472Multiple Airlines
jue., mar. 5 - mié., mar. 11
Lufthansa Logo
6:30 am - 2:05 pm
LHR
-
LAX
14h 35m
1 stop
Lufthansa Logo
8:00 pm - 1:30 pm
LAX
-
LHR
10h 30mnonstop
$477Lufthansa
jue., mar. 12 - jue., mar. 19
United Airlines Logo
6:35 am - 5:41 pm
LHR
-
ONT
19h 06m
2 stops
United Airlines Logo
1:50 pm - 9:40 am
ONT
-
LHR
12h 50m
1 stop
$492United Airlines
mar., mar. 3 - mar., mar. 17
United Airlines Logo
1:30 pm - 10:57 pm
LHR
-
ONT
17h 27m
2 stops
United Airlines Logo
6:00 am - 6:20 am
ONT
-
LHR
17h 20m
2 stops
$493United Airlines
dom., mar. 1 - mié., mar. 11
Lufthansa Logo
6:30 am - 12:40 pm
LHR
-
SFO
14h 10m
1 stop
Lufthansa Logo
1:50 pm - 11:45 am
SFO
-
LHR
13h 55m
1 stop
$505Lufthansa
lun., abr. 20 - mar., abr. 28
American Airlines Logo
11:20 am - 11:48 pm
LGW
-
SFO
44h 28m
2 stops
American Airlines Logo
3:58 pm - 7:30 am
SFO
-
LGW
32h 32m
2 stops
$508American Airlines
sáb., mar. 7 - dom., mar. 15
British Airways Logo
10:05 am - 4:22 pm
LHR
-
ONT
14h 17m
1 stop
British Airways Logo
10:59 am - 8:05 am
ONT
-
LHR
13h 06m
1 stop
$565British Airways
jue., abr. 9 - jue., abr. 23
British Airways Logo
4:55 pm - 9:44 pm
LHR
-
LAS
36h 49m
1 stop
British Airways Logo
12:01 pm - 7:20 am
LAS
-
LHR
35h 19m
1 stop
$595British Airways
vie., feb. 27 - dom., mar. 1

SWISS flights from United Kingdom to California

Our best SWISS deals on United Kingdom to California flight tickets
SWISS
Feb 24
LGW6:40 pmLondon Gatwick
29h 55m
1 stop
LAX4:35 pmLos Angeles
Mar 10
LAX8:10 pmLos Angeles
14h 40m
1 stop
LGW5:50 pmLondon Gatwick
$479
SWISS
Mar 4
LGW6:40 pmLondon Gatwick
29h 55m
1 stop
LAX4:35 pmLos Angeles
Mar 16
LAX8:10 pmLos Angeles
14h 40m
1 stop
LGW5:50 pmLondon Gatwick
$480
SWISS
Feb 27
LHR9:00 amLondon Heathrow
15h 35m
1 stop
LAX4:35 pmLos Angeles
Mar 3
LAX7:10 pmLos Angeles
14h 40m
1 stop
LHR5:50 pmLondon Heathrow
$484

United Airlines flights from United Kingdom to California

Our best United Airlines deals on United Kingdom to California flight tickets
United Airlines
Mar 3
LHR9:00 amLondon Heathrow
15h 35m
1 stop
LAX4:35 pmLos Angeles
Mar 17
LAX8:00 pmLos Angeles
10h 30m
LHR1:30 pmLondon Heathrow
$481
United Airlines
Feb 27
LHR9:00 amLondon Heathrow
15h 35m
1 stop
LAX4:35 pmLos Angeles
Mar 18
LAX8:00 pmLos Angeles
10h 30m
LHR1:30 pmLondon Heathrow
$482
United Airlines
Feb 27
LHR9:00 amLondon Heathrow
15h 35m
1 stop
LAX4:35 pmLos Angeles
May 6
LAX4:10 pmLos Angeles
12h 10m
1 stop
LHR12:20 pmLondon Heathrow
$483

momondo Fare Finder

 
Customize your flight search to find flights from United Kingdom to California 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 febrero 11, 2026.
Use the filters below to find and compare flights from the United Kingdom to California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

mar. 3/10

9:00 am-5:35 pm

1 stop15h 35m

Los Angeles

mar. 3/17

2:15 pm-11:15 am

1 stop14h 00m

$470

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

sáb. 2/28

6:00 am-4:35 pm

1 stop18h 35m

Los Angeles

mié. 3/18

8:00 pm-1:30 pm

Nonstop10h 30m

$471

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

jue. 3/5

9:00 am-4:35 pm

1 stop15h 35m

Los Angeles

mié. 3/11

8:00 pm-1:30 pm

Nonstop10h 30m

$472

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

jue. 3/12

6:30 am-2:05 pm

1 stop14h 35m

Los Angeles

jue. 3/19

8:00 pm-1:30 pm

Nonstop10h 30m

$477

LondonOntario

LHR - ONT

LHRONT

London Heathrow

mar. 3/3

6:35 am-5:41 pm

2 stops19h 06m

Ontario

mar. 3/17

1:50 pm-9:40 am

1 stop12h 50m

$492

LondonOntario

LHR - ONT

LHRONT

London Heathrow

dom. 3/1

1:30 pm-10:57 pm

2 stops17h 27m

Ontario

mié. 3/11

6:00 am-6:20 am

2 stops17h 20m

$493

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

lun. 4/20

6:30 am-12:40 pm

1 stop14h 10m

San Francisco

mar. 4/28

1:50 pm-11:45 am

1 stop13h 55m

$505

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

sáb. 3/7

11:20 am-11:48 pm

2 stops44h 28m

San Francisco

dom. 3/15

3:58 pm-7:30 am

2 stops32h 32m

$508

LondonOntario

LHR - ONT

LHRONT

London Heathrow

jue. 4/9

10:05 am-4:22 pm

1 stop14h 17m

Ontario

jue. 4/23

10:59 am-8:05 am

1 stop13h 06m

$565

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

vie. 2/27

4:55 pm-9:44 pm

1 stop36h 49m

Las Vegas Harry Reid Intl

dom. 3/1

12:01 pm-7:20 am

1 stop35h 19m

$595

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 California from

How to get the cheapest flight ticket from United Kingdom to California

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 California?

The month of February is another great option to travel to California, with average flight prices from United Kingdom averaging around $532.

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

The cheapest day to depart from United Kingdom to California is on a Friday. Travelers who choose to depart for California on a Friday will often find tickets for as low as $657. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to California on Monday is $759.

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

The cheapest time of day to fly to California is in the afternoon when flights can be purchased for as low as $692. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $701 on average. Flights to California from United Kingdom in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest United Kingdom to California flight route?

Fly from London Gatwick to Los Angeles for the best United Kingdom - California flight prices

How far in advance should I book a flight to California?

You are more likely to see cheaper flights to California from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to California for around $649 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to California from United Kingdom for as low as $602 on momondo.

What cabin class options are available on United Kingdom to California flights?

There are 4 cabin classes available to choose from on United Kingdom to California flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on United Kingdom to California flights?

No. A direct flight is the cheapest option for a flight between United Kingdom to California.

Cheap United Kingdom to California flight deals and tips

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

Best Price Found

$386

Fastest flight time

10h 20m

Direct flights

Every day

Airports in California

418 airports
The best one-way flight to California from United Kingdom in the past 72 hours is $386. The best round-trip flight deal from United Kingdom to California found on momondo in the last 72 hours is $526.
The fastest flight from United Kingdom to California takes 10h 20m
Direct flights go from United Kingdom to California every day.
There are 418 airports in California. From United Kingdom there are direct flights to Las Vegas Harry Reid Intl (LAS).
Search flight deals

  • When did momondo last update prices for flights from United Kingdom to California?

    Prices for flights from United Kingdom to California are updated daily.

  • How many operators does momondo search for flights from United Kingdom to California?

  • How old do you have to be to fly from United Kingdom to California?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United Kingdom to California.

  • What documentation or ID do you need to fly to California?

    The necessary travel and health documents for your California trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from United Kingdom to California?

Best airlines flying from United Kingdom to California

Compare and see reviews for airlines that fly from United Kingdom to California with momondo
Airline
Rating
Free Cancellation
Price
Air FrancePriceFrom $348Free CancellationRating
7.4
1,531 reviews
Search Air France flights
Norse Atlantic UKPriceFrom $381Free CancellationRating
7.3
52 reviews
Search Norse Atlantic UK flights
DeltaPriceFrom $396Free CancellationRating
7.9
8,178 reviews
Search Delta flights
Scandinavian AirlinesPriceFrom $409Free CancellationRating
7.3
1,679 reviews
Search Scandinavian Airlines flights
Aer LingusPriceFrom $416Free CancellationRating
7.2
1,449 reviews
Search Aer Lingus flights
TAP AIR PORTUGALPriceFrom $449Free CancellationRating
7.1
2,139 reviews
Search TAP AIR PORTUGAL flights
LufthansaPriceFrom $468Free CancellationRating
6.8
7,780 reviews
Search Lufthansa flights
British AirwaysPriceFrom $490Free CancellationRating
6.7
7,731 reviews
Search British Airways flights
United AirlinesPriceFrom $494Free CancellationRating
7.4
9,279 reviews
Search United Airlines flights
IberiaPriceFrom $495Free CancellationRating
7.0
3,112 reviews
Search Iberia flights

Why use momondo?

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

Finding the right flight to California from United Kingdom is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to California quick and easy, saving you time and money.

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

Flights from United Kingdom to California with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from United Kingdom to California?

Once you have performed a search for United Kingdom to California flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to California, momondo offers a useful price alert feature which will track prices for flights to California from United Kingdom and alert you when they change.

An easier way to manage your California trip

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