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

The number of flights available between London and California is 562 per week as of November 2025. The most frequent departure day is Mon, with 16% of weekly flights leaving on this day.

Which airlines fly to California?

Virgin Atlantic, British Airways and Lufthansa are the top three most popular airlines that fly to California from London according to our data. Virgin Atlantic is the first choice among our users, with 42% of people opting to fly with this airline when travelling to California. Keep in mind that there are 22 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 day?

The number of flights available between London and California is 80 per day as of November 2025. The most frequent departure time is 11:00, with 62% of daily flights leaving in the afternoon.

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

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

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

Prices for flights from London to California are refreshed on a daily basis.

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

As of November 2025, there are 24 operators available to choose from for flights from London to California.

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.

£295 Cheap Flights from London to California in 2025/26

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12:20 - 22:51LHR-ONT

18h 31m1 stop

13:15 - 11:40ONT-LHR

14h 25m1 stop

£401Virgin Atlantic

Find Deal

Sat, 7 Feb - Sat, 28 Feb

06:30 - 21:05LHR-ONT

22h 35m2 stops

22:20 - 07:50ONT-LHR

25h 30m1 stop

£411Delta

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Sat, 7 Feb - Sat, 28 Feb

10:45 - 21:48LHR-ONT

18h 03m1 stop

06:00 - 14:15ONT-LHR

24h 15m1 stop

£411Virgin Atlantic

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Sat, 28 Mar - Sat, 11 Apr

14:45 - 22:47LHR-ONT

16h 02m1 stop

13:29 - 10:00ONT-LHR

12h 31m1 stop

£428Virgin Atlantic

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Mon, 8 Dec - Mon, 15 Dec

14:30 - 22:51LHR-ONT

16h 21m1 stop

12:41 - 11:40ONT-LHR

14h 59m1 stop

£432KLM

Find Deal

Mon, 12 Jan - Mon, 26 Jan

07:35 - 22:48LHR-ONT

23h 13m2 stops

07:16 - 06:50ONT-LHR

15h 34m1 stop

£433British Airways

Find Deal

Wed, 28 Jan - Wed, 11 Feb

07:50 - 15:35LHR-SFO

15h 45m1 stop

17:30 - 12:00SFO-LHR

10h 30mdirect

£443British Airways

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Mon, 15 Dec - Thu, 8 Jan

08:55 - 16:05LHR-LAX

15h 10m1 stop

16:05 - 10:30LAX-LHR

10h 25mdirect

£454Air France

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Tue, 3 Mar - Sun, 9 Aug

17:00 - 19:42LHR-LAS

34h 42m2 stops

12:28 - 09:40LAS-LHR

13h 12m1 stop

£481Finnair

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Wed, 25 Feb - Wed, 4 Mar

12:30 - 10:57LGW-LAS

30h 27m2 stops

23:49 - 07:30LAS-LGW

23h 41m2 stops

£491Finnair

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Sat, 17 Jan - Tue, 27 Jan

Scandinavian Airlines flights from London to California

Our best Scandinavian Airlines deals on London to California flight tickets

Scandinavian Airlines

11 Dec

LHR07:05London Heathrow

17h 55m

2 stops

LAX17:00Los Angeles

14 Jan

LAX19:30Los Angeles

36h 55m

2 stops

LHR16:25London Heathrow

£451

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Scandinavian Airlines

12 Feb

LHR07:05London Heathrow

17h 55m

2 stops

LAX17:00Los Angeles

19 Feb

LAX19:30Los Angeles

14h 10m

1 stop

LHR17:40London Heathrow

£452

Find similar

Scandinavian Airlines

7 Feb

LHR15:35London Heathrow

33h 25m

2 stops

LAX17:00Los Angeles

21 Feb

LAX19:30Los Angeles

35h 05m

2 stops

LHR14:35London Heathrow

£459

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Iberia flights from London to California

Our best Iberia deals on London to California flight tickets

Iberia

8 Dec

LHR14:10London Heathrow

17h 17m

1 stop

LAX23:27Los Angeles

23 Dec

LAX19:15Los Angeles

10h 45m

LHR14:00London Heathrow

£453

Find similar

Iberia

3 Dec

LHR16:55London Heathrow

11h 30m

LAX20:25Los Angeles

25 Feb

LAX10:25Los Angeles

12h 35m

1 stop

LHR07:00London Heathrow

£454

Find similar

Iberia

3 Dec

LHR11:50London Heathrow

11h 30m

LAX15:20Los Angeles

15 Dec

LAX09:25Los Angeles

14h 25m

1 stop

LHR07:50London Heathrow

£455

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Fly from

Fly to

Route

Depart

Return

Price

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Sat 7/2

12:20-22:51

1 stop18h 31m

Ontario

Sat 28/2

13:15-11:40

1 stop14h 25m

£401

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Sat 7/2

06:30-21:05

2 stops22h 35m

Ontario

Sat 28/2

22:20-07:50

1 stop25h 30m

£411

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Sat 28/3

10:45-21:48

1 stop18h 03m

Ontario

Sat 11/4

06:00-14:15

1 stop24h 15m

£411

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Mon 8/12

14:45-22:47

1 stop16h 02m

Ontario

Mon 15/12

13:29-10:00

1 stop12h 31m

£428

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Mon 12/1

14:30-22:51

1 stop16h 21m

Ontario

Mon 26/1

12:41-11:40

1 stop14h 59m

£432

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Wed 28/1

07:35-22:48

2 stops23h 13m

Ontario

Wed 11/2

07:16-06:50

1 stop15h 34m

£433

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Mon 15/12

07:50-15:35

1 stop15h 45m

San Francisco

Thu 8/1

17:30-12:00

Nonstop10h 30m

£443

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Tue 3/3

08:55-16:05

1 stop15h 10m

Los Angeles

Sun 9/8

16:05-10:30

Nonstop10h 25m

£454

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Wed 25/2

17:00-19:42

2 stops34h 42m

Las Vegas Harry Reid Intl

Wed 4/3

12:28-09:40

1 stop13h 12m

£481

LondonLas Vegas

LGW - LAS

LGWLAS

London Gatwick

Sat 17/1

12:30-10:57

2 stops30h 27m

Las Vegas Harry Reid Intl

Tue 27/1

23:49-07:30

2 stops23h 41m

£491

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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?

If you are unable to visit California during the month of September, then departing from London during the month February is also very affordable. Most momondo users find prices during this month for around £435.

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

The cheapest day to depart on your flight to California is on a Wednesday when prices can be found for as low as £520. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from London because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £605.

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 evening when flights can be purchased for as low as £507. In contrast, the most expensive time of day to depart to California is in the afternoon when prices are around £583.

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 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 £507 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to California from London for as low as £463 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	£312
Fastest flight time	10h 40m
Direct flights	Every day
Airports in California	1 airport

The best one-way flight to California from London in the past 72 hours is £312. The best return flight deal from London to California found on momondo in the last 72 hours is £414.

The fastest flight from London to California takes 10h 40m

Direct flights go from London to California every day.

There is 1 airport near California: Las Vegas Harry Reid Intl (LAS)

Search flight deals

When did momondo last update prices for flights from London to California?
Prices for flights from London to California are refreshed on a daily basis.
How many operators does momondo search for flights from London to California?
As of November 2025, there are 24 operators available to choose from for flights from London to California.
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?
momondo data reveals that the most frequently booked plane model on the route from London to California is Boeing 787-9 Dreamliner, representing 31.68% of all bookings. The subsequent popular models are Boeing 787 Dreamliner at 17.03%, Airbus A380-800 at 15.37%, and Boeing 777 at 14.00%.

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 £242	Free Cancellation	Rating 7.9 8,004 reviews	Search Delta flights
Finnair	PriceFrom £284	Free Cancellation	Rating 7.6 1,334 reviews	Search Finnair flights
SWISS	PriceFrom £297	Free Cancellation	Rating 7.5 1,797 reviews	Search SWISS flights
Norse Atlantic UK	PriceFrom £299	Free Cancellation	Rating 7.2 51 reviews	Search Norse Atlantic UK flights
Aer Lingus	PriceFrom £339	Free Cancellation	Rating 7.2 1,382 reviews	Search Aer Lingus flights
Air Canada	PriceFrom £341	Free Cancellation	Rating 7.1 10,481 reviews	Search Air Canada flights
United Airlines	PriceFrom £344	Free Cancellation	Rating 7.4 9,050 reviews	Search United Airlines flights
Scandinavian Airlines	PriceFrom £346	Free Cancellation	Rating 7.4 1,589 reviews	Search Scandinavian Airlines flights
TAP AIR PORTUGAL	PriceFrom £360	Free Cancellation	Rating 7.1 2,075 reviews	Search TAP AIR PORTUGAL flights
Air France	PriceFrom £364	Free Cancellation	Rating 7.4 1,498 reviews	Search Air France flights

Why use momondo?

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

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 London to California for you.

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?

Once you have performed a search for London 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 London to California right now. Can momondo alert me if prices change?

Price alerts on flights to California from London 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.

An easier way to manage your California 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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Find better results for your trip to California

Popular Cities in California

Flights to New Yorkfrom £246

Flights to Orlandofrom £264

Flights to Los Angelesfrom £355

Flights to Miamifrom £330

Flights to San Franciscofrom £364

Flights to Bostonfrom £255

Flights to Chicagofrom £350

Flights to Las Vegasfrom £411

Flights to Washington, D.C.from £348

Flights to Atlantafrom £333

Flights to Dallasfrom £351

Flights to Houstonfrom £343

Cheap flights from London to California from £295

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 21/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

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Filter for what you want

Trusted and free

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Find the cheapest flights from London to California

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Scandinavian Airlines flights from London to California

Our best Scandinavian Airlines deals on London to California flight tickets

Iberia flights from London to California

Our best Iberia deals on London to California flight tickets

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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

What is the cheapest month to fly to California?

If you are unable to visit California during the month of September, then departing from London during the month February is also very affordable. Most momondo users find prices during this month for around £435.

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?

The cheapest time of day to fly to California is in the evening when flights can be purchased for as low as £507. In contrast, the most expensive time of day to depart to California is in the afternoon when prices are around £583.

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 to California?

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.

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

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

Which airlines fly to California?

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

The number of flights available between London and California is 80 per day as of November 2025. The most frequent departure time is 11:00, with 62% of daily flights leaving in the afternoon.

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

The number of flights available between London and California is 562 per week as of November 2025. The most frequent departure day is Mon, with 16% of weekly flights leaving on this day.

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

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

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

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

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

What is the most popular plane model 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?

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

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

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

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

An easier way to manage your California 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.

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