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

As of December 2025, 83 flights take off from California and land in London Heathrow Airport each day. The most common flight departure time for this route is 5:00PM, with 51% of daily flights taking off in the evening.

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

Air France, Virgin Atlantic, and KLM are the most popular carriers operating from California to London Heathrow

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.

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

As of December 2025, there are 585 flights per week flying from California to London Heathrow Airport. The most common day of the week flights depart is Mon, with 17% of flights taking off on this day.

What airlines fly to London Heathrow Airport?

British Airways, United Airlines and Virgin Atlantic 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 41% 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 December 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.

$186 Cheap Flights from California to London Heathrow Airport in 2025/26

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8:40 am - 9:40 am

SJC

LHR

17h 00m1 stop

6:35 am - 8:56 pm

LHR

SJC

22h 21m2 stops

$597Lufthansa

Tue, Jan 13 - Sat, Jan 31

10:00 am - 12:00 pm

SNA

LHR

18h 00m1 stop

7:40 am - 8:42 pm

LHR

SNA

21h 02m2 stops

$597Lufthansa

Wed, Jan 21 - Mon, Feb 2

12:55 pm - 10:40 am

SFO

LHR

13h 45m1 stop

8:40 am - 4:15 pm

LHR

SFO

15h 35m1 stop

$598Multiple Airlines

Wed, Apr 15 - Wed, Apr 22

4:45 pm - 6:30 pm

SFO

LHR

17h 45m1 stop

7:50 pm - 2:40 pm

LHR

SFO

26h 50m2 stops

$599Scandinavian Airlines

Mon, Apr 13 - Mon, Apr 27

5:40 pm - 5:40 pm

SFO

LHR

17h 00m1 stop

7:50 pm - 2:40 pm

LHR

SFO

26h 50m2 stops

$600Scandinavian Airlines

Mon, Mar 23 - Mon, Apr 13

7:25 pm - 5:50 pm

SFO

LHR

14h 25m1 stop

6:00 am - 4:30 pm

LHR

SFO

18h 30m1 stop

$604SWISS

Tue, Feb 10 - Sun, Mar 1

2:30 pm - 11:50 am

SFO

LHR

13h 20m1 stop

8:45 am - 4:10 pm

LHR

SFO

15h 25m1 stop

$605Multiple Airlines

Mon, Mar 30 - Thu, Apr 9

12:50 pm - 7:25 am

SFO

LHR

10h 35mnonstop

11:10 am - 7:35 pm

LHR

SFO

16h 25m1 stop

$606United Airlines

Tue, Dec 30 - Tue, Jan 13

7:00 pm - 5:50 pm

LAS

LHR

14h 50m1 stop

8:45 am - 4:25 pm

LHR

LAS

15h 40m1 stop

$609SWISS

Tue, Apr 21 - Tue, Apr 28

7:01 am - 5:55 am

LAX

LHR

14h 54m2 stops

9:00 am - 4:35 pm

LHR

LAX

15h 35m1 stop

$623United Airlines

Sat, Jan 24 - Sat, Jan 31

Lufthansa flights from California to London Heathrow Airport

Our best Lufthansa deals on California to London Heathrow Airport flight tickets

Lufthansa

Jan 13

SJC8:40 amSan Jose

17h 00m

1 stop

LHR9:40 amLondon Heathrow

Jan 31

LHR6:35 amLondon Heathrow

22h 21m

2 stops

SJC8:56 pmSan Jose

$597

Find similar

Lufthansa

Mar 19

SFO2:35 pmSan Francisco

22h 00m

1 stop

LHR7:35 pmLondon Heathrow

Mar 30

LHR8:25 pmLondon Heathrow

26h 10m

1 stop

SFO2:35 pmSan Francisco

$601

Find similar

Lufthansa

Dec 30

SFO8:25 amSan Francisco

13h 30m

1 stop

LHR5:55 amLondon Heathrow

Jan 26

LHR3:50 pmLondon Heathrow

28h 50m

2 stops

SFO12:40 pmSan Francisco

$602

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SWISS flights from California to London Heathrow Airport

Our best SWISS deals on California to London Heathrow Airport flight tickets

SWISS

Feb 10

SFO7:25 pmSan Francisco

14h 25m

1 stop

LHR5:50 pmLondon Heathrow

Mar 1

LHR6:00 amLondon Heathrow

18h 30m

1 stop

SFO4:30 pmSan Francisco

$604

Find similar

SWISS

Apr 21

LAS7:00 pmLas Vegas Harry Reid Intl

14h 50m

1 stop

LHR5:50 pmLondon Heathrow

Apr 28

LHR8:45 amLondon Heathrow

15h 40m

1 stop

LAS4:25 pmLas Vegas Harry Reid Intl

$609

Find similar

SWISS

Dec 30

SFO5:25 pmSan Francisco

10h 35m

LHR12:00 pmLondon Heathrow

Jan 26

LHR6:40 pmLondon Heathrow

29h 50m

1 stop

SFO4:30 pmSan Francisco

$625

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momondo Fare Finder

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Fly to

Route

Depart

Return

Price

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Tue 1/13

8:40 am-9:40 am

1 stop17h 00m

London Heathrow

Sat 1/31

6:35 am-8:56 pm

2 stops22h 21m

$597

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 1/21

10:00 am-12:00 pm

1 stop18h 00m

London Heathrow

Mon 2/2

7:40 am-8:42 pm

2 stops21h 02m

$597

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Wed 4/15

12:55 pm-10:40 am

1 stop13h 45m

London Heathrow

Wed 4/22

8:40 am-4:15 pm

1 stop15h 35m

$598

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Mon 4/13

4:45 pm-6:30 pm

1 stop17h 45m

London Heathrow

Mon 4/27

7:50 pm-2:40 pm

2 stops26h 50m

$599

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Mon 3/23

5:40 pm-5:40 pm

1 stop17h 00m

London Heathrow

Mon 4/13

7:50 pm-2:40 pm

2 stops26h 50m

$600

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Tue 2/10

7:25 pm-5:50 pm

1 stop14h 25m

London Heathrow

Sun 3/1

6:00 am-4:30 pm

1 stop18h 30m

$604

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Mon 3/30

2:30 pm-11:50 am

1 stop13h 20m

London Heathrow

Thu 4/9

8:45 am-4:10 pm

1 stop15h 25m

$605

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Tue 12/30

12:50 pm-7:25 am

Nonstop10h 35m

London Heathrow

Tue 1/13

11:10 am-7:35 pm

1 stop16h 25m

$606

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Tue 4/21

7:00 pm-5:50 pm

1 stop14h 50m

London Heathrow

Tue 4/28

8:45 am-4:25 pm

1 stop15h 40m

$609

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Sat 1/24

7:01 am-5:55 am

2 stops14h 54m

London Heathrow

Sat 1/31

9:00 am-4:35 pm

1 stop15h 35m

$623

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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

Prices

Airlines

Other information

What is the cheapest month to fly to London Heathrow Airport?

The month of October is, on average, the cheapest month to fly to London Heathrow Airport from California, with most prices found around $657. If you’re not able to fly to London Heathrow Airport in October, then September is your next best option. Flight prices from California to London Heathrow Airport during September average around $660.

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 $763. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $865.

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 $768. 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 $818.

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 $771 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 $713 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 35% 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	$377
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 $377. The best round-trip flight deal from California to London Heathrow Airport found on momondo in the last 72 hours is $589.

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 December 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 777-300ER, making up 20.22% of the total bookings. Other popular models include Boeing 787-9 Dreamliner with 20.13%, Boeing 777 with 18.93%, and Airbus A380-800 with 16.53%.

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 2,897 reviews	Search JetBlue flights
SWISS	PriceFrom $336	Free Cancellation	Rating 7.5 1,815 reviews	Search SWISS flights
Scandinavian Airlines	PriceFrom $364	Free Cancellation	Rating 7.4 1,607 reviews	Search Scandinavian Airlines flights
TAP AIR PORTUGAL	PriceFrom $371	Free Cancellation	Rating 7.2 2,091 reviews	Search TAP AIR PORTUGAL flights
Lufthansa	PriceFrom $427	Free Cancellation	Rating 6.8 7,635 reviews	Search Lufthansa flights
Norse Atlantic UK	PriceFrom $463	Free Cancellation	Rating 7.2 51 reviews	Search Norse Atlantic UK flights
Virgin Atlantic	PriceFrom $469	Free Cancellation	Rating 7.5 675 reviews	Search Virgin Atlantic flights
Aer Lingus	PriceFrom $476	Free Cancellation	Rating 7.2 1,399 reviews	Search Aer Lingus flights
Finnair	PriceFrom $486	Free Cancellation	Rating 7.6 1,338 reviews	Search Finnair flights
Alaska Airlines	PriceFrom $494	Free Cancellation	Rating 8.0 11,478 reviews	Search Alaska Airlines flights

Gatwick

Hounslow

Milton Keynes

Dover

Luton

Slough

Guildford

Hayes

Dartford

Stratford-upon-Avon

Crawley

Brentwood

Salisbury

Wembley

Watford

Ilford

Cobham

Folkestone

Romford

Richmond

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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Flights from Santa Ana J. Wayne/Orange Cnty to Colorado Springs

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Cheap flights from California to London from $186

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 1/15. 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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Lufthansa flights from California to London Heathrow Airport

Our best Lufthansa deals on California to London Heathrow Airport flight tickets

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Our best SWISS deals on California to London Heathrow Airport flight tickets

momondo Fare Finder

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

See travel insights to London from

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

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 $763. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $865.

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 35% 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?

Air France, Virgin Atlantic, and KLM are the most popular carriers 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 December 2025, 83 flights take off from California and land in London Heathrow Airport each day. The most common flight departure time for this route is 5:00PM, with 51% of daily flights taking off in the evening.

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

As of December 2025, there are 585 flights per week flying from California to London Heathrow Airport. The most common day of the week flights depart is Mon, with 17% 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