How many flights depart from London to California on average per day?

The number of flights available between London and California is 105 per day as of June 2026. The most frequent departure time is 10:00AM, with 52% of daily flights leaving in the afternoon.

What is the cheapest airline that flies from London to California?

LEVEL, JetBlue, and British Airways are the most popular carriers operating from London to California

What airlines fly to California?

British Airways, United Airlines and American Airlines are the top three most popular airlines that fly to California from London according to our data. British Airways is the first choice among our users, with 52% of people opting to fly with this airline when traveling to California. Keep in mind that there are 15 different airlines that fly to California on a routine basis, so you have a few additional options to choose from.

How many flights depart from London to California on average per week?

As of June 2026, 738 flights take off from London and land in California each week. The most common flight departure day for this route is Sun, with 15% of weekly flights taking off on this day.

When did momondo last update prices for flights from London to California?

Prices for flights from London to California refresh daily.

How many operators does momondo search for flights from London to California?

The number of operators available for flights from London to California is 15 as of June 2026.

How old do you have to be to fly from London to California?

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 London to California.

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

The required travel and health documents for your California 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 California. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$466 Cheap Flights from London to California in 2026

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Find the cheapest flights from London to California

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:55 am - 8:42 pm

LHR

ONT

21h 47m

2 stops

5:00 am - 12:25 pm

ONT

LHR

23h 25m

1 stop

$559United Airlines

Thu, Jul 9 - Fri, Jul 17

6:55 am - 6:11 pm

LHR

ONT

19h 16m

2 stops

5:00 am - 9:40 am

ONT

LHR

20h 40m

1 stop

$560United Airlines

Mon, Sep 7 - Mon, Sep 28

7:25 am - 6:16 pm

LHR

ONT

18h 51m

2 stops

7:00 am - 10:40 am

ONT

LHR

19h 40m

2 stops

$561United Airlines

Wed, Sep 2 - Wed, Sep 23

7:45 am - 2:45 pm

LCY

LAX

15h 00m

1 stop

9:40 am - 9:30 am

LAX

LCY

15h 50m

2 stops

$660Virgin Atlantic

Fri, Aug 21 - Fri, Aug 28

9:15 am - 9:52 am

LHR

LAX

32h 37m

1 stop

5:05 pm - 11:35 am

LAX

LHR

10h 30mnonstop

$661British Airways

Wed, Jul 1 - Sun, Jul 12

8:15 pm - 2:45 pm

LCY

LAX

26h 30m

1 stop

4:45 pm - 4:40 pm

LAX

LCY

15h 55m

1 stop

$661Virgin Atlantic

Mon, Sep 7 - Mon, Sep 28

9:55 am - 1:10 pm

LHR

LAX

11h 15mnonstop

11:15 pm - 5:35 pm

LAX

LHR

10h 20mnonstop

$662KLM

Wed, Aug 19 - Thu, Aug 27

6:30 am - 11:50 am

LHR

LAX

13h 20m

1 stop

8:30 pm - 2:55 pm

LAX

LHR

10h 25mnonstop

$663KLM

Wed, Aug 12 - Thu, Aug 20

7:35 am - 4:05 pm

LHR

LAX

16h 30m

1 stop

11:38 am - 10:50 am

LAX

LHR

15h 12m

1 stop

$665American Airlines

Sat, Sep 19 - Sat, Sep 26

7:00 am - 9:21 am

LCY

SFO

34h 21m

2 stops

5:40 pm - 9:05 am

SFO

LCY

31h 25m

1 stop

$704British Airways

Thu, Jul 9 - Wed, Aug 5

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Austrian Airlines flights from London to California

Our best Austrian Airlines deals on London to California flight tickets

Austrian Airlines

Aug 17

LHR1:05 pmLondon Heathrow

11h 05m

LAX4:10 pmLos Angeles

Sep 1

LAX8:15 amLos Angeles

14h 30m

1 stop

LHR6:45 amLondon Heathrow

$693

Austrian Airlines

Jun 30

LHR1:05 pmLondon Heathrow

11h 05m

LAX4:10 pmLos Angeles

Jul 14

LAX3:35 pmLos Angeles

10h 35m

LHR10:10 amLondon Heathrow

$696

Austrian Airlines

Jul 8

LHR1:05 pmLondon Heathrow

11h 05m

LAX4:10 pmLos Angeles

Jul 26

LAX3:35 pmLos Angeles

10h 35m

LHR10:10 amLondon Heathrow

$698

United Airlines flights from London to California

Our best United Airlines deals on London to California flight tickets

United Airlines

Jul 2

LHR1:40 pmLondon Heathrow

16h 15m

1 stop

ONT9:55 pmOntario

Jul 24

ONT5:45 amOntario

18h 10m

1 stop

LHR7:55 amLondon Heathrow

$443

United Airlines

Jul 9

LHR6:55 amLondon Heathrow

21h 47m

2 stops

ONT8:42 pmOntario

Jul 17

ONT5:45 amOntario

30h 55m

2 stops

LHR8:40 pmLondon Heathrow

$559

United Airlines

Sep 7

LHR6:55 amLondon Heathrow

19h 16m

2 stops

ONT6:11 pmOntario

Sep 28

ONT5:00 amOntario

20h 40m

1 stop

LHR9:40 amLondon Heathrow

$560

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Thu 7/9

6:55 am-8:42 pm

2 stops21h 47m

Ontario

Fri 7/17

5:00 am-12:25 pm

1 stop23h 25m

$559

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Mon 9/7

6:55 am-6:11 pm

2 stops19h 16m

Ontario

Mon 9/28

5:00 am-9:40 am

1 stop20h 40m

$560

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Wed 9/2

7:25 am-6:16 pm

2 stops18h 51m

Ontario

Wed 9/23

7:00 am-10:40 am

2 stops19h 40m

$561

LondonLos Angeles

LCY - LAX

LCYLAX

London City

Fri 8/21

7:45 am-2:45 pm

1 stop15h 00m

Los Angeles

Fri 8/28

9:40 am-9:30 am

2 stops15h 50m

$660

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Wed 7/1

9:15 am-9:52 am

1 stop32h 37m

Los Angeles

Sun 7/12

5:05 pm-11:35 am

Nonstop10h 30m

$661

LondonLos Angeles

LCY - LAX

LCYLAX

London City

Mon 9/7

8:15 pm-2:45 pm

1 stop26h 30m

Los Angeles

Mon 9/28

4:45 pm-4:40 pm

1 stop15h 55m

$661

Quickest round-trip

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Wed 8/19

9:55 am-1:10 pm

Nonstop11h 15m

Los Angeles

Thu 8/27

11:15 pm-5:35 pm

Nonstop10h 20m

$662

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Wed 8/12

6:30 am-11:50 am

1 stop13h 20m

Los Angeles

Thu 8/20

8:30 pm-2:55 pm

Nonstop10h 25m

$663

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sat 9/19

7:35 am-4:05 pm

1 stop16h 30m

Los Angeles

Sat 9/26

11:38 am-10:50 am

1 stop15h 12m

$665

LondonSan Francisco

LCY - SFO

LCYSFO

London City

Thu 7/9

7:00 am-9:21 am

2 stops34h 21m

San Francisco

Wed 8/5

5:40 pm-9:05 am

1 stop31h 25m

$704

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London 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

Prices

Airlines

Other information

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 London averaging around $594.

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

The cheapest day to depart from London to California is on a Friday. Travelers who choose to depart for California on a Friday will often find tickets for as low as $693. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to California on Sunday is $762.

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

The cheapest time of day to fly to California is at noon when flights can be purchased for as low as $691. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $741 on average. Flights to California from London in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest London to California flight route?

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

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

You are more likely to see cheaper flights to California from London when booking weeks ahead of your departure date. In general, you can expect to find flights to California for around $669 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to California from London for as low as $621 on momondo.

What cabin class options are available on London to California flights?

There are 4 cabin classes available to choose from on London 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 London to California flights?

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

Cheap London to California flight deals and tips

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

Best Price Found	$393
Fastest flight time	10h 45m
Direct flights	Every day
Airports in California	418 airports

The best one-way flight to California from London in the past 72 hours is $393. The best round-trip flight deal from London to California found on momondo in the last 72 hours is $718.

The fastest flight from London to California takes 10h 45m

Direct flights go from London to California every day.

There are 418 airports in California. From London there are direct flights to Las Vegas Harry Reid Intl (LAS).

Search flight deals

Frequently asked questions about flying from London to California

When did momondo last update prices for flights from London to California?
Prices for flights from London to California refresh daily.
How many operators does momondo search for flights from London to California?
The number of operators available for flights from London to California is 15 as of June 2026.
How old do you have to be to fly from London to California?
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 London to California.
What documentation or ID do you need to fly to California?
The required travel and health documents for your California 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 California. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from London to California?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from London to California is Boeing 787-9 Dreamliner (32.32% of total bookings). The next most popular plane models are Airbus A350-1000 (20.71%), Airbus A380-800 (13.91%), and Boeing 777 (10.51%).

Best airlines flying from London to California

Compare and see reviews for airlines that fly from London to California with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $396	Free Cancellation	Rating 7.9 8,400 reviews	Search Delta flights
Norse Atlantic UK	PriceFrom $415	Free Cancellation	Rating 7.2 55 reviews	Search Norse Atlantic UK flights
Aer Lingus	PriceFrom $416	Free Cancellation	Rating 7.3 1,603 reviews	Search Aer Lingus flights
TAP AIR PORTUGAL	PriceFrom $449	Free Cancellation	Rating 7.2 2,277 reviews	Search TAP AIR PORTUGAL flights
Finnair	PriceFrom $454	Free Cancellation	Rating 7.7 1,410 reviews	Search Finnair flights
Lufthansa	PriceFrom $468	Free Cancellation	Rating 6.8 8,064 reviews	Search Lufthansa flights
United Airlines	PriceFrom $494	Free Cancellation	Rating 7.4 9,838 reviews	Search United Airlines flights
Air France	PriceFrom $494	Free Cancellation	Rating 7.4 1,606 reviews	Search Air France flights
Austrian Airlines	PriceFrom $500	Free Cancellation	Rating 7.6 935 reviews	Search Austrian Airlines flights
British Airways	PriceFrom $514	Free Cancellation	Rating 6.7 8,051 reviews	Search British Airways flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to California from London.

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

Flights from London 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 London to California?

momondo provides multiple filters to help you find the best flight to California from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of London to California flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Popular cities in California

Flights to New Yorkfrom $83

Flights to Los Angelesfrom $69

Flights to Miamifrom $76

Flights to Orlandofrom $65

Flights to Chicagofrom $58

Flights to San Franciscofrom $56

Flights to Las Vegasfrom $50

Flights to Washington, D.C.from $56

Flights to Bostonfrom $83

Flights to Atlantafrom $50

Flights to Dallasfrom $87

Flights to Fort Lauderdalefrom $55

Cheap flights from London to California from $466

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to California departing on 9/3. 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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Austrian Airlines flights from London to California

Our best Austrian Airlines deals on London to California flight tickets

United Airlines flights from London to California

Our best United Airlines deals on London to California flight tickets

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See travel insights to California from

How to get the cheapest flight ticket from London to California

What is the cheapest month to fly to California?

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

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

What is the cheapest London to California flight route?

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

What cabin class options are available on London to California flights?

Can stopping save me money on London to California flights?

What is the cheapest airline that flies from London to California?

What airlines fly to California?

How many flights depart from London to California on average per day?

How many flights depart from London to California on average per week?

Cheap London to California flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in California

Frequently asked questions about flying from London to California

Best airlines flying from London to California

Compare and see reviews for airlines that fly from London to California with momondo

Why use momondo?

An easier way to manage your California trip

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

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to California

Popular cities in California

Popular flights according to clicks in the last 7 days on momondo

London flight routes

According to popular flight searches on momondo this year

California flight routes

According to popular flight searches on momondo this year

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