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

As of October 2025, 54 flights take off from California and land in London Heathrow Airport each day. The most common flight departure time for this route is 6:00PM, with 67% of daily flights taking off in the evening.

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

WestJet is the most popular carrier operating from California to London Heathrow

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

As of October 2025, there are 381 flights per week flying from California to London Heathrow Airport. The most common day of the week flights depart is Wed, with 26% of flights taking off on this day.

How long does it take to fly to London Heathrow Airport?

On average, it takes 10h 10m to fly from California to London Heathrow Airport if you fly out of San Francisco (the most popular airport in California) and into London Heathrow Airport (the most popular airport in London Heathrow Airport). If you’re flying out of Los Angeles and into London Heathrow Airport, then the flight time is around 10h 20m.

What airlines fly to London Heathrow Airport?

British Airways, United Airlines and Iberia are the top three most popular airlines that fly to London Heathrow Airport from California according to our data. British Airways is the first choice among our users, with 42% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 20 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

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

There are 20 operators available for flights from California to London Heathrow Airport as of October 2025.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from California to London Heathrow Airport.

What documentation or ID do you need to fly to London Heathrow Airport?

The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$221 Cheap Flights from California to London Heathrow Airport in 2025/26

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9:05 pm - 2:55 pmLAS-LHR

9h 50mnonstop

4:00 pm - 6:50 pmLHR-LAS

10h 50mnonstop

$566Virgin Atlantic

Find Deal

dom., nov. 16 - mar., dic. 2

9:05 pm - 2:55 pmLAS-LHR

9h 50mnonstop

4:00 pm - 6:50 pmLHR-LAS

10h 50mnonstop

$568Virgin Atlantic

Find Deal

dom., nov. 16 - mar., dic. 2

1:10 pm - 5:40 pmLAX-LHR

20h 30m2 stops

9:05 pm - 5:00 pmLHR-LAX

27h 55m2 stops

$575Scandinavian Airlines

Find Deal

jue., dic. 4 - jue., dic. 11

5:45 pm - 12:20 pmLAX-LHR

10h 35mnonstop

10:20 am - 5:05 pmLHR-LAX

14h 45m1 stop

$577Finnair

Find Deal

dom., nov. 9 - mar., nov. 25

5:45 pm - 12:20 pmLAX-LHR

10h 35mnonstop

10:20 am - 5:05 pmLHR-LAX

14h 45m1 stop

$578Finnair

Find Deal

dom., nov. 9 - mar., nov. 25

8:45 pm - 2:40 pmLAS-LHR

9h 55mnonstop

8:40 am - 2:15 pmLHR-LAS

13h 35m1 stop

$578Delta

Find Deal

mié., dic. 3 - mar., dic. 9

7:30 pm - 9:40 pmLAX-LHR

18h 10m1 stop

10:20 am - 5:00 pmLHR-LAX

14h 40m1 stop

$579Scandinavian Airlines

Find Deal

mar., ene. 13 - dom., ene. 18

6:00 am - 10:00 amSJC-LHR

20h 00m1 stop

7:05 pm - 10:11 amLHR-SJC

23h 06m2 stops

$579Iberia

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mié., feb. 11 - mié., feb. 18

2:01 pm - 12:50 pmLAS-LHR

14h 49m1 stop

6:30 am - 2:15 pmLHR-LAS

15h 45m1 stop

$583Delta

Find Deal

mar., nov. 18 - mar., nov. 25

6:00 am - 8:35 amSJC-LHR

18h 35m1 stop

10:35 am - 9:29 pmLHR-SJC

18h 54m1 stop

$594Iberia

Find Deal

mar., ene. 20 - mar., feb. 3

Virgin Atlantic flights from California to London Heathrow Airport

Our best Virgin Atlantic deals on California to London Heathrow Airport flight tickets

Virgin Atlantic

Nov 16

LAS9:05 pmLas Vegas Harry Reid Intl

9h 50m

LHR2:55 pmLondon Heathrow

Dec 2

LHR4:00 pmLondon Heathrow

10h 50m

LAS6:50 pmLas Vegas Harry Reid Intl

$566

Find similar

Virgin Atlantic

Nov 16

LAS9:05 pmLas Vegas Harry Reid Intl

9h 50m

LHR2:55 pmLondon Heathrow

Dec 2

LHR4:00 pmLondon Heathrow

10h 50m

LAS6:50 pmLas Vegas Harry Reid Intl

$568

Find similar

Virgin Atlantic

Nov 16

LAS9:05 pmLas Vegas Harry Reid Intl

9h 50m

LHR2:55 pmLondon Heathrow

Dec 2

LHR4:00 pmLondon Heathrow

10h 50m

LAS6:50 pmLas Vegas Harry Reid Intl

$572

Find similar

Scandinavian Airlines flights from California to London Heathrow Airport

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

Scandinavian Airlines

Dec 4

LAX1:10 pmLos Angeles

20h 30m

2 stops

LHR5:40 pmLondon Heathrow

Dec 11

LHR9:05 pmLondon Heathrow

27h 55m

2 stops

LAX5:00 pmLos Angeles

$575

Find similar

Scandinavian Airlines

Jan 13

LAX7:30 pmLos Angeles

18h 10m

1 stop

LHR9:40 pmLondon Heathrow

Jan 18

LHR10:20 amLondon Heathrow

14h 40m

1 stop

LAX5:00 pmLos Angeles

$579

Find similar

Scandinavian Airlines

Dec 1

SFO4:40 pmSan Francisco

18h 10m

2 stops

LHR6:50 pmLondon Heathrow

Dec 6

LHR6:40 amLondon Heathrow

15h 55m

1 stop

SFO2:35 pmSan Francisco

$585

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momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

dom. 11/16

9:05 pm-2:55 pm

Nonstop9h 50m

London Heathrow

mar. 12/2

4:00 pm-6:50 pm

Nonstop10h 50m

$566

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

dom. 11/16

9:05 pm-2:55 pm

Nonstop9h 50m

London Heathrow

mar. 12/2

4:00 pm-6:50 pm

Nonstop10h 50m

$568

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

jue. 12/4

1:10 pm-5:40 pm

2 stops20h 30m

London Heathrow

jue. 12/11

9:05 pm-5:00 pm

2 stops27h 55m

$575

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

dom. 11/9

5:45 pm-12:20 pm

Nonstop10h 35m

London Heathrow

mar. 11/25

10:20 am-5:05 pm

1 stop14h 45m

$577

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

dom. 11/9

5:45 pm-12:20 pm

Nonstop10h 35m

London Heathrow

mar. 11/25

10:20 am-5:05 pm

1 stop14h 45m

$578

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

mié. 12/3

8:45 pm-2:40 pm

Nonstop9h 55m

London Heathrow

mar. 12/9

8:40 am-2:15 pm

1 stop13h 35m

$578

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

mar. 1/13

7:30 pm-9:40 pm

1 stop18h 10m

London Heathrow

dom. 1/18

10:20 am-5:00 pm

1 stop14h 40m

$579

San JoseLondon

SJC - LHR

SJCLHR

San Jose

mié. 2/11

6:00 am-10:00 am

1 stop20h 00m

London Heathrow

mié. 2/18

7:05 pm-10:11 am

2 stops23h 06m

$579

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

mar. 11/18

2:01 pm-12:50 pm

1 stop14h 49m

London Heathrow

mar. 11/25

6:30 am-2:15 pm

1 stop15h 45m

$583

San JoseLondon

SJC - LHR

SJCLHR

San Jose

mar. 1/20

6:00 am-8:35 am

1 stop18h 35m

London Heathrow

mar. 2/3

10:35 am-9:29 pm

1 stop18h 54m

$594

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Showing 1-10 of 20 resultsSorted by cheapest first

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

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 London Heathrow Airport?

The month of September is, on average, the cheapest month to fly to London Heathrow Airport from California, with most prices found around $664. If you’re not able to fly to London Heathrow Airport in September, then October is your next best option. Flight prices from California to London Heathrow Airport during October average around $668.

What is the cheapest day to depart on your flight to London Heathrow Airport?

Our data shows that Wednesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $773. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $881.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is at noon. momondo users have found flights departing from California to London Heathrow Airport at noon for as low as $778. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the evening are often more expensive with an average ticket price of $829.

What is the cheapest California to London Heathrow flight route?

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

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

You are more likely to see cheaper flights to London Heathrow Airport from California when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $781 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from California for as low as $726 on momondo.

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

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

You could potentially save up to 51% on your flight if you consider stops on a California to London Heathrow Airport flight.

Cheap California to London Heathrow Airport flight deals and tips

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

Best Price Found	$414
Fastest flight time	9h 50m
Direct flights	Every day

The best one-way flight to London Heathrow Airport from California in the past 72 hours is $414. The best round-trip flight deal from California to London Heathrow Airport found on momondo in the last 72 hours is $692.

The fastest flight from California to London Heathrow Airport takes 9h 50m

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

Search flight deals

When did momondo last update prices for flights from California to London Heathrow Airport?
Prices for flights from California to London Heathrow Airport refresh daily.
How many operators does momondo search for flights from California to London Heathrow Airport?
There are 20 operators available for flights from California to London Heathrow Airport as of October 2025.
How old do you have to be to fly from California to London Heathrow Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from California to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from California to London Heathrow Airport?
Based on momondo bookings for flights between California and London Heathrow Airport, the leading plane model is Boeing 787-9 Dreamliner, making up 19.85% of the total bookings. Other popular models include Boeing 777-300ER with 19.01%, Boeing 777 with 17.22%, and Airbus A380-800 with 16.11%.

Best airlines flying from California to London Heathrow Airport

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

Airline	Rating	Free Cancellation	Price
JetBlue	PriceFrom $151	Free Cancellation	Rating 7.2 2,906 reviews	Search JetBlue flights
WestJet	PriceFrom $272	Free Cancellation	Rating 7.2 3,149 reviews	Search WestJet flights
Scandinavian Airlines	PriceFrom $331	Free Cancellation	Rating 7.4 1,548 reviews	Search Scandinavian Airlines flights
SWISS	PriceFrom $336	Free Cancellation	Rating 7.5 1,775 reviews	Search SWISS flights
Lufthansa	PriceFrom $397	Free Cancellation	Rating 6.8 7,541 reviews	Search Lufthansa flights
TAP AIR PORTUGAL	PriceFrom $426	Free Cancellation	Rating 7.1 2,037 reviews	Search TAP AIR PORTUGAL flights
Norse Atlantic UK	PriceFrom $463	Free Cancellation	Rating 7.2 51 reviews	Search Norse Atlantic UK flights
Aer Lingus	PriceFrom $476	Free Cancellation	Rating 7.2 1,361 reviews	Search Aer Lingus flights
Finnair	PriceFrom $487	Free Cancellation	Rating 7.6 1,333 reviews	Search Finnair flights
Alaska Airlines	PriceFrom $494	Free Cancellation	Rating 8.0 11,214 reviews	Search Alaska Airlines flights

Gatwick

Hounslow

Milton Keynes

Dover

Luton

Slough

Guildford

Hayes

Dartford

Crawley

Stratford-upon-Avon

Brentwood

Salisbury

Chelmsford

Folkestone

Romford

Ilford

Swindon

Cobham

Wembley

Why use momondo?

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

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 California to London for you.

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

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

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

Once all potential California to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from California and alert you when they change.

An easier way to manage your London Heathrow Airport 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.

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Cheap flights from California to London from $221

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from California to London departing on 1/22. 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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Virgin Atlantic flights from California to London Heathrow Airport

Our best Virgin Atlantic deals on California to London Heathrow Airport flight tickets

Scandinavian Airlines flights from California to London Heathrow Airport

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

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

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

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 London Heathrow Airport?

What is the cheapest day to depart on your flight to London Heathrow Airport?

Our data shows that Wednesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $773. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $881.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

What is the cheapest California to London Heathrow flight route?

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

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

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

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

You could potentially save up to 51% on your flight if you consider stops on a California to London Heathrow Airport flight.

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

WestJet is the most popular carrier operating from California to London Heathrow

What airlines fly to London Heathrow Airport?

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

As of October 2025, 54 flights take off from California and land in London Heathrow Airport each day. The most common flight departure time for this route is 6:00PM, with 67% of daily flights taking off in the evening.

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

As of October 2025, there are 381 flights per week flying from California to London Heathrow Airport. The most common day of the week flights depart is Wed, with 26% of flights taking off on this day.

How long does it take to fly to London Heathrow Airport?

Cheap California to London Heathrow Airport flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

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

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

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

What documentation or ID do you need to fly to London Heathrow Airport?

What is the most popular plane model from California to London Heathrow Airport?

Best airlines flying from California to London Heathrow Airport

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

Traveling to a place near London?

Why use momondo?

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

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

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

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

An easier way to manage your London Heathrow Airport 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 London

Popular cities in the United Kingdom

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