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

British Airways, American Airlines, and Lufthansa are the most popular carriers operating from London Heathrow 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 Heathrow Airport 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 14 different airlines that fly to California on a routine basis, so you have a few additional options to choose from.

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

There are 14 operators available for flights from London Heathrow Airport to California as of June 2026.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Heathrow Airport 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.

$441 Cheap Flights from London Heathrow Airport to California in 2026

Q: How many flights depart from London Heathrow Airport to California on average per week?

The number of flights available between London Heathrow Airport and California is 801 per week as of June 2026. The most frequent departure day is Mon, with 15% of weekly flights leaving on this day.

Q: How many flights depart from London Heathrow Airport to California on average per day?

As of June 2026, there are 114 flights per day flying from London Heathrow Airport to California. The most common time of day flights depart is 10:00AM, with 52% of flights taking off in the afternoon.

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Find the cheapest flights from London Heathrow Airport to California

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:40 pm - 9:55 pm

LHR

ONT

16h 15m

1 stop

5:45 am - 7:55 am

ONT

LHR

18h 10m

1 stop

$443United Airlines

Thu, Jul 2 - Fri, Jul 24

9:00 am - 10:08 pm

LHR

BUR

21h 08m

2 stops

9:37 am - 7:25 am

BUR

LHR

13h 48m

1 stop

$555United Airlines

Fri, Nov 13 - Tue, Nov 17

8:45 am - 9:59 pm

LHR

BUR

21h 14m

2 stops

1:56 pm - 6:40 am

BUR

LHR

32h 44m

2 stops

$556United Airlines

Thu, Oct 22 - Mon, Nov 2

1:00 pm - 8:55 pm

LHR

SNA

15h 55m

1 stop

1:08 pm - 12:35 pm

SNA

LHR

15h 27m

1 stop

$573Lufthansa

Wed, Jul 1 - Wed, Jul 15

2:50 pm - 8:44 pm

LHR

SNA

13h 54m

1 stop

11:10 am - 9:40 am

SNA

LHR

14h 30m

1 stop

$578Lufthansa

Sun, Sep 13 - Sun, Sep 20

5:45 pm - 10:13 pm

LHR

SJC

36h 28m

2 stops

6:12 pm - 6:20 am

SJC

LHR

28h 08m

2 stops

$622Virgin Atlantic

Wed, Aug 12 - Tue, Sep 1

6:35 pm - 5:12 pm

LHR

SJC

30h 37m

2 stops

8:25 pm - 6:45 am

SJC

LHR

26h 20m

2 stops

$623Virgin Atlantic

Tue, Jul 21 - Tue, Jul 28

8:55 am - 10:58 pm

LHR

SJC

22h 03m

1 stop

12:39 pm - 11:05 am

SJC

LHR

14h 26m

1 stop

$639British Airways

Wed, Jul 8 - Sat, Jul 18

11:00 am - 10:41 pm

LHR

SJC

19h 41m

1 stop

12:39 pm - 11:05 am

SJC

LHR

14h 26m

1 stop

$640British Airways

Thu, Jul 9 - Sun, Jul 26

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

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Austrian Airlines flights from London Heathrow Airport to California

Our best Austrian Airlines deals on London Heathrow Airport to California flight tickets

Austrian Airlines

Aug 17

LHR1:05 pmLondon Heathrow

11h 05m

LAX4:10 pmLos Angeles Los Angeles

Sep 1

LAX8:15 amLos Angeles Los Angeles

14h 30m

1 stop

LHR6:45 amLondon Heathrow

$693

Austrian Airlines

Jun 30

LHR1:05 pmLondon Heathrow

11h 05m

LAX4:10 pmLos Angeles Los Angeles

Jul 14

LAX3:35 pmLos Angeles Los Angeles

10h 35m

LHR10:10 amLondon Heathrow

$696

Austrian Airlines

Jul 8

LHR1:05 pmLondon Heathrow

11h 05m

LAX4:10 pmLos Angeles Los Angeles

Jul 26

LAX3:35 pmLos Angeles Los Angeles

10h 35m

LHR10:10 amLondon Heathrow

$698

United Airlines flights from London Heathrow Airport to California

Our best United Airlines deals on London Heathrow Airport 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

Nov 13

LHR9:00 amLondon Heathrow

21h 08m

2 stops

BUR10:08 pmBurbank Bob Hope

Nov 17

BUR1:56 pmBurbank Bob Hope

32h 44m

2 stops

LHR6:40 amLondon Heathrow

$555

United Airlines

Oct 22

LHR8:45 amLondon Heathrow

21h 14m

2 stops

BUR9:59 pmBurbank Bob Hope

Nov 7

BUR1:56 pmBurbank Bob Hope

32h 44m

2 stops

LHR6:40 amLondon Heathrow

$556

momondo Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to California that are best for you.

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Route

Depart

Return

Price

Cheapest round-trip

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Thu 7/2

1:40 pm-9:55 pm

1 stop16h 15m

Ontario

Fri 7/24

5:45 am-7:55 am

1 stop18h 10m

$443

LondonBurbank

LHR - BUR

LHRBUR

London Heathrow

Fri 11/13

9:00 am-10:08 pm

2 stops21h 08m

Burbank Bob Hope

Tue 11/17

9:37 am-7:25 am

1 stop13h 48m

$555

LondonBurbank

LHR - BUR

LHRBUR

London Heathrow

Thu 10/22

8:45 am-9:59 pm

2 stops21h 14m

Burbank Bob Hope

Mon 11/2

1:56 pm-6:40 am

2 stops32h 44m

$556

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Wed 7/1

1:00 pm-8:55 pm

1 stop15h 55m

Santa Ana J. Wayne/Orange Cnty

Wed 7/15

1:08 pm-12:35 pm

1 stop15h 27m

$573

Quickest round-trip

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Sun 9/13

2:50 pm-8:44 pm

1 stop13h 54m

Santa Ana J. Wayne/Orange Cnty

Sun 9/20

11:10 am-9:40 am

1 stop14h 30m

$578

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Wed 8/12

5:45 pm-10:13 pm

2 stops36h 28m

San Jose

Tue 9/1

6:12 pm-6:20 am

2 stops28h 08m

$622

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Tue 7/21

6:35 pm-5:12 pm

2 stops30h 37m

San Jose

Tue 7/28

8:25 pm-6:45 am

2 stops26h 20m

$623

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Wed 7/8

8:55 am-10:58 pm

1 stop22h 03m

San Jose

Sat 7/18

12:39 pm-11:05 am

1 stop14h 26m

$639

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Thu 7/9

11:00 am-10:41 pm

1 stop19h 41m

San Jose

Sun 7/26

12:39 pm-11:05 am

1 stop14h 26m

$640

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sat 9/19

7:35 am-4:05 pm

1 stop16h 30m

Los Angeles Los Angeles

Sat 9/26

11:38 am-10:50 am

1 stop15h 12m

$665

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 Heathrow Airport 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 September is another great option to travel to California, with average flight prices from London Heathrow Airport averaging around $582.

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

The cheapest day to depart from London Heathrow Airport 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 Heathrow Airport in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest London Heathrow to California flight route?

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

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

You are more likely to see cheaper flights to California from London Heathrow Airport 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 Heathrow Airport for as low as $621 on momondo.

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

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

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

Cheap London Heathrow Airport to California flight deals and tips

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

Best Price Found	$613
Fastest flight time	10h 40m
Direct flights	Every day
Airports in California	418 airports

The best one-way flight to California from London Heathrow Airport in the past 72 hours is $613. The best round-trip flight deal from London Heathrow Airport to California found on momondo in the last 72 hours is $718.

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

Direct flights go from London Heathrow Airport to California every day.

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

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Frequently asked questions about flying from London Heathrow Airport to California

When did momondo last update prices for flights from London Heathrow Airport to California?
Prices for flights from London Heathrow Airport to California refresh daily.
How many operators does momondo search for flights from London Heathrow Airport to California?
There are 14 operators available for flights from London Heathrow Airport to California as of June 2026.
How old do you have to be to fly from London Heathrow Airport to California?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Heathrow Airport 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 Heathrow Airport to California?
momondo data reveals that the most frequently booked plane model on the route from London Heathrow Airport to California is Boeing 787-9 Dreamliner, representing 33.97% of all bookings. The subsequent popular models are Airbus A350-1000 at 20.92%, Airbus A380-800 at 14.23%, and Boeing 777 at 9.91%.

Best airlines flying from London Heathrow Airport to California

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $396	Free Cancellation	Rating 7.9 8,403 reviews	Search Delta 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 8,066 reviews	Search Lufthansa flights
United Airlines	PriceFrom $494	Free Cancellation	Rating 7.4 9,841 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
Scandinavian Airlines	PriceFrom $520	Free Cancellation	Rating 7.4 1,828 reviews	Search Scandinavian Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from London to California. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to California from London with this policy.

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?

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.

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Popular cities in California

Flights to New Yorkfrom $83

Flights to Los Angelesfrom $69

Flights to Orlandofrom $65

Flights to Miamifrom $76

Flights to Chicagofrom $58

Flights to San Franciscofrom $56

Flights to Las Vegasfrom $50

Flights to Washington, D.C.from $56

Flights to Bostonfrom $62

Flights to Atlantafrom $50

Flights to Fort Lauderdalefrom $55

Flights to Dallasfrom $87

Cheap flights from London Heathrow Airport to California from $441

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Austrian Airlines flights from London Heathrow Airport to California

Our best Austrian Airlines deals on London Heathrow Airport to California flight tickets

United Airlines flights from London Heathrow Airport to California

Our best United Airlines deals on London Heathrow Airport to California flight tickets

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Use the filters below to find and compare flights from London Heathrow Airport to California that are best for you.

See travel insights to California from

How to get the cheapest flight ticket from London Heathrow Airport 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 Heathrow to California flight route?

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

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

Can stopping save me money on London Heathrow Airport to California flights?

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

What airlines fly to California?

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

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

Cheap London Heathrow Airport to California flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in California

Frequently asked questions about flying from London Heathrow Airport to California

Best airlines flying from London Heathrow Airport to California

Compare and see reviews for airlines that fly from London Heathrow Airport 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 Heathrow Airport flight routes

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