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

The number of flights available between London and California is 568 per week as of December 2025. The most frequent departure day is Tue, with 15% 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.

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

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

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

The number of flights available between London and California is 81 per day as of December 2025. The most frequent departure time is 11:00, with 55% of daily flights leaving in the afternoon.

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 December 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.

£308 Cheap Flights from London to California in 2025/26

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Cheap return flights

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15:00 - 22:48

LHR

ONT

15h 48m1 stop

17:06 - 13:15

ONT

LHR

12h 09m1 stop

£414British Airways

Sat, 7 Feb - Sat, 28 Feb

06:30 - 22:51

LHR

ONT

24h 21m2 stops

13:10 - 10:00

ONT

LHR

12h 50m1 stop

£418Delta

Thu, 29 Jan - Mon, 2 Feb

08:40 - 21:05

LHR

ONT

20h 25m2 stops

15:30 - 20:10

ONT

LHR

20h 40m2 stops

£419Delta

Tue, 20 Jan - Sat, 24 Jan

06:30 - 22:51

LHR

ONT

24h 21m2 stops

06:00 - 08:45

ONT

LHR

18h 45m2 stops

£420Delta

Fri, 16 Jan - Fri, 23 Jan

15:05 - 22:34

LHR

ONT

14h 29m1 stop

11:59 - 14:15

ONT

LHR

18h 16m1 stop

£422Virgin Atlantic

Sat, 28 Mar - Sat, 11 Apr

10:45 - 16:15

LHR

ONT

13h 30m1 stop

13:10 - 10:00

ONT

LHR

12h 50m1 stop

£435Virgin Atlantic

Tue, 10 Feb - Tue, 3 Mar

11:50 - 15:20

LHR

LAX

11h 30mdirect

19:30 - 14:00

LAX

LHR

10h 30mdirect

£447Finnair

Fri, 13 Feb - Mon, 16 Feb

11:50 - 15:20

LHR

LAX

11h 30mdirect

17:45 - 12:20

LAX

LHR

10h 35mdirect

£447Finnair

Thu, 19 Feb - Sun, 1 Mar

06:30 - 15:55

LHR

SFO

17h 25m1 stop

05:10 - 09:40

SFO

LHR

20h 30m1 stop

£466United Airlines

Tue, 17 Feb - Wed, 25 Feb

17:50 - 14:15

LCY

LAS

28h 25m1 stop

23:29 - 08:10

LAS

LCY

24h 41m2 stops

£527KLM

Fri, 13 Feb - Sun, 15 Feb

Iberia flights from London to California

Our best Iberia deals on London to California flight tickets

Iberia

28 Feb

LHR06:15London Heathrow

20h 47m

2 stops

LAX19:02Los Angeles

29 Mar

LAX06:00Los Angeles

19h 25m

1 stop

LHR09:25London Heathrow

£444

Find similar

Iberia

15 Jan

LGW19:40London Gatwick

28h 55m

1 stop

LAX16:35Los Angeles

25 Jan

LAX18:10Los Angeles

16h 50m

1 stop

LGW19:00London Gatwick

£448

Find similar

Iberia

9 Dec

LHR12:35London Heathrow

15h 55m

1 stop

SFO20:30San Francisco

16 Dec

SFO06:00San Francisco

18h 15m

1 stop

LHR08:15London Heathrow

£467

Find similar

Finnair flights from London to California

Our best Finnair deals on London to California flight tickets

Finnair

10 Dec

LHR16:55London Heathrow

11h 30m

LAX20:25Los Angeles

13 Jan

LAX19:25Los Angeles

10h 35m

LHR14:00London Heathrow

£441

Find similar

Finnair

10 Dec

LHR16:55London Heathrow

11h 30m

LAX20:25Los Angeles

4 Mar

LAX19:30Los Angeles

10h 30m

LHR14:00London Heathrow

£445

Find similar

Finnair

13 Feb

LHR11:50London Heathrow

11h 30m

LAX15:20Los Angeles

16 Feb

LAX19:30Los Angeles

10h 30m

LHR14:00London Heathrow

£447

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Fly from

Fly to

Route

Depart

Return

Price

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Sat 7/2

15:00-22:48

1 stop15h 48m

Ontario

Sat 28/2

17:06-13:15

1 stop12h 09m

£414

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Thu 29/1

06:30-22:51

2 stops24h 21m

Ontario

Mon 2/2

13:10-10:00

1 stop12h 50m

£418

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Tue 20/1

08:40-21:05

2 stops20h 25m

Ontario

Sat 24/1

15:30-20:10

2 stops20h 40m

£419

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Fri 16/1

06:30-22:51

2 stops24h 21m

Ontario

Fri 23/1

06:00-08:45

2 stops18h 45m

£420

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Sat 28/3

15:05-22:34

1 stop14h 29m

Ontario

Sat 11/4

11:59-14:15

1 stop18h 16m

£422

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Tue 10/2

10:45-16:15

1 stop13h 30m

Ontario

Tue 3/3

13:10-10:00

1 stop12h 50m

£435

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Fri 13/2

11:50-15:20

Nonstop11h 30m

Los Angeles

Mon 16/2

19:30-14:00

Nonstop10h 30m

£447

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Thu 19/2

11:50-15:20

Nonstop11h 30m

Los Angeles

Sun 1/3

17:45-12:20

Nonstop10h 35m

£447

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Tue 17/2

06:30-15:55

1 stop17h 25m

San Francisco

Wed 25/2

05:10-09:40

1 stop20h 30m

£466

LondonLas Vegas

LCY - LAS

LCYLAS

London City

Fri 13/2

17:50-14:15

1 stop28h 25m

Las Vegas Harry Reid Intl

Sun 15/2

23:29-08:10

2 stops24h 41m

£527

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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 £430.

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 £514. 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 £588.

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 £502. In contrast, the most expensive time of day to depart to California is in the afternoon when prices are around £573.

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 £501 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 £459 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	£274
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 £274. The best return flight deal from London to California found on momondo in the last 72 hours is £455.

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 December 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 31.59% of all bookings. The subsequent popular models are Airbus A380-800 at 16.61%, Boeing 777 at 14.46%, and Boeing 787 Dreamliner at 13.54%.

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 £239	Free Cancellation	Rating 7.9 8,011 reviews	Search Delta flights
Finnair	PriceFrom £281	Free Cancellation	Rating 7.6 1,334 reviews	Search Finnair flights
SWISS	PriceFrom £294	Free Cancellation	Rating 7.5 1,804 reviews	Search SWISS flights
Norse Atlantic UK	PriceFrom £295	Free Cancellation	Rating 7.2 51 reviews	Search Norse Atlantic UK flights
Aer Lingus	PriceFrom £336	Free Cancellation	Rating 7.2 1,385 reviews	Search Aer Lingus flights
Air Canada	PriceFrom £337	Free Cancellation	Rating 7.1 10,500 reviews	Search Air Canada flights
United Airlines	PriceFrom £340	Free Cancellation	Rating 7.4 9,065 reviews	Search United Airlines flights
Scandinavian Airlines	PriceFrom £341	Free Cancellation	Rating 7.4 1,592 reviews	Search Scandinavian Airlines flights
TAP AIR PORTUGAL	PriceFrom £356	Free Cancellation	Rating 7.1 2,081 reviews	Search TAP AIR PORTUGAL flights
Austrian Airlines	PriceFrom £358	Free Cancellation	Rating 7.6 875 reviews	Search Austrian Airlines 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 £244

Flights to Orlandofrom £237

Flights to Miamifrom £345

Flights to Los Angelesfrom £295

Flights to San Franciscofrom £320

Flights to Chicagofrom £277

Flights to Bostonfrom £248

Flights to Las Vegasfrom £376

Flights to Washington, D.C.from £310

Flights to Atlantafrom £310

Flights to Dallasfrom £307

Flights to Houstonfrom £304

Cheap flights from London to California from £308

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 26/1. 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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Find the cheapest flights from London to California

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Iberia flights from London to California

Our best Iberia deals on London to California flight tickets

Finnair flights from London to California

Our best Finnair 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 £430.

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 £502. In contrast, the most expensive time of day to depart to California is in the afternoon when prices are around £573.

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?

United Airlines, British Airways, 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 81 per day as of December 2025. The most frequent departure time is 11:00, with 55% 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 568 per week as of December 2025. The most frequent departure day is Tue, with 15% 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