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

As of January 2026, there are 68 flights per day flying from London to California. The most common time of day flights depart is 11:00a.m., with 56% of flights taking off in the afternoon.

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

United Airlines, LEVEL, and SWISS are the most popular carriers operating from London to California

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

As of January 2026, there are 477 flights per week flying from London to California. The most common day of the week flights depart is Thu, with 17% of 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 are updated daily.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London 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.

C$ 615 Cheap Flights from London to California in 2026

1 adult

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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.

9:25 a.m. - 4:35 p.m.

LGW

LAX

15h 10m

1 stop

7:10 p.m. - 5:50 p.m.

LAX

LGW

14h 40m

1 stop

C$ 646SWISS

Sun, 15 Feb - Thu, 19 Feb

6:40 p.m. - 4:35 p.m.

LGW

LAX

29h 55m

1 stop

7:10 p.m. - 5:20 p.m.

LAX

LGW

14h 10m

1 stop

C$ 649SWISS

Sat, 14 Feb - Fri, 20 Feb

6:40 p.m. - 4:35 p.m.

LGW

LAX

29h 55m

1 stop

8:10 p.m. - 5:50 p.m.

LAX

LGW

14h 40m

1 stop

C$ 656SWISS

Tue, 24 Feb - Mon, 23 Mar

6:35 a.m. - 8:50 p.m.

LHR

SNA

21h 15m

2 stops

4:15 p.m. - 9:40 a.m.

SNA

LHR

34h 25m

1 stop

C$ 671United Airlines

Tue, 17 Mar - Tue, 24 Mar

7:30 a.m. - 5:34 p.m.

LHR

SNA

18h 04m

2 stops

7:19 a.m. - 7:25 a.m.

SNA

LHR

17h 06m

1 stop

C$ 677United Airlines

Wed, 4 Mar - Wed, 11 Mar

6:30 a.m. - 8:56 p.m.

LHR

SNA

22h 26m

2 stops

3:52 p.m. - 3:35 p.m.

SNA

LHR

15h 43m

1 stop

C$ 688Delta

Tue, 31 Mar - Tue, 14 Apr

8:40 a.m. - 8:56 p.m.

LHR

SNA

20h 16m

2 stops

9:54 a.m. - 1:15 p.m.

SNA

LHR

19h 21m

2 stops

C$ 689Delta

Tue, 31 Mar - Tue, 14 Apr

6:00 a.m. - 2:35 p.m.

LHR

SFO

16h 35m

1 stop

5:35 p.m. - 10:40 p.m.

SFO

LHR

22h 05m

1 stop

C$ 713TAP AIR PORTUGAL

Mon, 2 Mar - Mon, 16 Mar

11:40 a.m. - 6:23 p.m.

LHR

SNA

14h 43m

1 stop

7:05 a.m. - 11:00 a.m.

SNA

LHR

19h 55m

1 stop

C$ 713KLM

Tue, 31 Mar - Tue, 14 Apr

7:50 p.m. - 2:35 p.m.

LHR

SFO

26h 45m

1 stop

7:55 p.m. - 10:05 p.m.

SFO

LHR

18h 10m

1 stop

C$ 736TAP AIR PORTUGAL

Mon, 13 Apr - Thu, 30 Apr

SWISS flights from London to California

Our best SWISS deals on London to California flight tickets

SWISS

14 Feb

LGW6:40 p.m.London Gatwick

29h 55m

1 stop

LAX4:35 p.m.Los Angeles

17 Feb

LAX7:10 p.m.Los Angeles

14h 40m

1 stop

LGW5:50 p.m.London Gatwick

C$ 646

SWISS

14 Feb

LGW6:40 p.m.London Gatwick

29h 55m

1 stop

LAX4:35 p.m.Los Angeles

20 Feb

LAX7:10 p.m.Los Angeles

14h 10m

1 stop

LGW5:20 p.m.London Gatwick

C$ 649

SWISS

24 Feb

LGW6:40 p.m.London Gatwick

29h 55m

1 stop

LAX4:35 p.m.Los Angeles

23 Mar

LAX8:10 p.m.Los Angeles

14h 40m

1 stop

LGW5:50 p.m.London Gatwick

C$ 656

Delta flights from London to California

Our best Delta deals on London to California flight tickets

Delta

31 Mar

LHR6:30 a.m.London Heathrow

22h 26m

2 stops

SNA8:56 p.m.Santa Ana J. Wayne/Orange Cnty

14 Apr

SNA3:52 p.m.Santa Ana J. Wayne/Orange Cnty

15h 43m

1 stop

LHR3:35 p.m.London Heathrow

C$ 688

Delta

31 Mar

LHR6:30 a.m.London Heathrow

22h 26m

2 stops

SNA8:56 p.m.Santa Ana J. Wayne/Orange Cnty

14 Apr

SNA1:35 p.m.Santa Ana J. Wayne/Orange Cnty

13h 25m

1 stop

LHR11:00 a.m.London Heathrow

C$ 689

Delta

17 Mar

LHR10:45 a.m.London Heathrow

14h 25m

1 stop

SNA6:10 p.m.Santa Ana J. Wayne/Orange Cnty

24 Mar

SNA11:05 a.m.Santa Ana J. Wayne/Orange Cnty

17h 50m

1 stop

LHR11:55 a.m.London Heathrow

C$ 708

Fly from

Fly to

Route

Depart

Return

Price

LondonLos Angeles

LGW - LAX

LGWLAX

London Gatwick

Sun 15/2

9:25 a.m.-4:35 p.m.

1 stop15h 10m

Los Angeles

Thu 19/2

7:10 p.m.-5:50 p.m.

1 stop14h 40m

C$ 646

LondonLos Angeles

LGW - LAX

LGWLAX

London Gatwick

Sat 14/2

6:40 p.m.-4:35 p.m.

1 stop29h 55m

Los Angeles

Fri 20/2

7:10 p.m.-5:20 p.m.

1 stop14h 10m

C$ 649

LondonLos Angeles

LGW - LAX

LGWLAX

London Gatwick

Tue 24/2

6:40 p.m.-4:35 p.m.

1 stop29h 55m

Los Angeles

Mon 23/3

8:10 p.m.-5:50 p.m.

1 stop14h 40m

C$ 656

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Tue 17/3

6:35 a.m.-8:50 p.m.

2 stops21h 15m

Santa Ana J. Wayne/Orange Cnty

Tue 24/3

4:15 p.m.-9:40 a.m.

1 stop34h 25m

C$ 671

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Wed 4/3

7:30 a.m.-5:34 p.m.

2 stops18h 04m

Santa Ana J. Wayne/Orange Cnty

Wed 11/3

7:19 a.m.-7:25 a.m.

1 stop17h 06m

C$ 677

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Tue 31/3

6:30 a.m.-8:56 p.m.

2 stops22h 26m

Santa Ana J. Wayne/Orange Cnty

Tue 14/4

3:52 p.m.-3:35 p.m.

1 stop15h 43m

C$ 688

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Tue 31/3

8:40 a.m.-8:56 p.m.

2 stops20h 16m

Santa Ana J. Wayne/Orange Cnty

Tue 14/4

9:54 a.m.-1:15 p.m.

2 stops19h 21m

C$ 689

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Mon 2/3

6:00 a.m.-2:35 p.m.

1 stop16h 35m

San Francisco

Mon 16/3

5:35 p.m.-10:40 p.m.

1 stop22h 05m

C$ 713

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Tue 31/3

11:40 a.m.-6:23 p.m.

1 stop14h 43m

Santa Ana J. Wayne/Orange Cnty

Tue 14/4

7:05 a.m.-11:00 a.m.

1 stop19h 55m

C$ 713

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Mon 13/4

7:50 p.m.-2:35 p.m.

1 stop26h 45m

San Francisco

Thu 30/4

7:55 p.m.-10:05 p.m.

1 stop18h 10m

C$ 736

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 cheapest month to fly to California from London is in September. Flight prices, which tend to average around C$ 722, are often lower during this time because this is during the off-season. If you’re not able to fly to California in September, then February is your next best option. Flight prices from London to California during February average around C$ 734.

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

According to our data, Thursday is the cheapest day to fly to California from London. The lowest ticket price found for a Thursday departure recently was C$ 853. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from London to California on a Friday will generally be more expensive and average around C$ 937. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Our data shows that the cheapest London to California flights are usually those with departure times at noon. Our users have found flights to California at noon for as low as C$ 911. Flights to California are more costly in the afternoon, with an average ticket price of C$ 1,371. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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 C$ 880 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 C$ 813 on momondo.

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

There are 2 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?

You could potentially save up to 1% on your flight if you consider stops on a London to California flight.

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	C$ 2,984
Fastest flight time	11h 00m
Direct flights	Every day
Airports in California	418 airports

The best one-way flight to California from London in the past 72 hours is C$ 2,984. The best round-trip flight deal from London to California found on momondo in the last 72 hours is C$ 1,183.

The fastest flight from London to California takes 11h 00m

Direct flights go from London to California every day.

There are 418 airports in California. From London there are direct flights to San Francisco (SFO).

Search flight deals

When did momondo last update prices for flights from London to California?
Prices for flights from London to California are updated daily.
How old do you have to be to fly from London to California?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London 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 London to California?
Based on momondo bookings for flights between London and California, the leading plane model is Boeing 787-9 Dreamliner, making up 25.12% of the total bookings. Other popular models include Airbus A380-800 with 15.64%, Airbus A350-1000 with 13.93%, and Boeing 777-200/200ER with 11.47%.

Why use momondo?

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

It is quick and easy to find London to California flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to California that suits you.

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

All flight searches from London to California on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight 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?

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 London and alert you when they change.