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

As of July 2025, 108 flights take off from California and land in London each day. The most common flight departure time for this route is 4:00PM, with 56% of daily flights taking off in the afternoon.

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

Norse Atlantic UK and TAP AIR PORTUGAL are the most popular carriers operating from California to London

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

As of July 2025, there are 756 flights per week flying from California to London. The most common day of the week flights depart is Mon, with 15% of flights taking off on this day.

What airlines fly to London?

British Airways, United Airlines and Iberia are the top three most popular airlines that fly to London from California according to our data. British Airways is the first choice among our users, with 40% of people opting to fly with this airline when traveling to London. Keep in mind that there are 20 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to London?

If you’re flying from a popular airport in California, such as San Francisco or Los Angeles, and flying into London, then you can expect flight times to average 10h 20m and 10h 25m, respectively.

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

Prices for flights from California to London are refreshed on a daily basis.

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

There are 20 operators available for flights from California to London as of July 2025.

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

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.

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

The travel and health documents required for your trip to London 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. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$138 Cheap Flights from California to London in 2025

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Find the cheapest flights from California to London

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

4:30 pm - 10:55 amLAX-LGW

10h 25mnonstop

10:55 am - 2:10 pmLGW-LAX

11h 15mnonstop

$337Norse Atlantic UK

Find Deal

vie., oct. 10 - dom., oct. 19

7:25 pm - 9:25 pmSFO-LHR

18h 00m2 stops

5:25 pm - 4:30 pmLHR-SFO

31h 05m2 stops

$344SWISS

Find Deal

dom., nov. 23 - mié., dic. 3

4:30 pm - 10:55 amLAX-LGW

10h 25mnonstop

10:55 am - 2:10 pmLGW-LAX

11h 15mnonstop

$344Norse Atlantic UK

Find Deal

mié., oct. 15 - dom., oct. 19

6:45 pm - 9:45 amSFO-LGW

31h 00m2 stops

4:25 pm - 2:35 pmLGW-SFO

30h 10m1 stop

$416TAP AIR PORTUGAL

Find Deal

mar., sep. 16 - mar., sep. 23

4:35 pm - 10:40 pmSFO-LHR

22h 05m1 stop

4:30 pm - 4:05 pmLHR-SFO

31h 35m1 stop

$417TAP AIR PORTUGAL

Find Deal

sáb., nov. 29 - jue., dic. 11

9:25 pm - 10:35 pmLAX-LGW

17h 10m1 stop

10:55 am - 2:10 pmLGW-LAX

11h 15mnonstop

$424

Find Deal

mié., oct. 15 - dom., oct. 19

11:50 am - 10:55 amSFO-LGW

15h 05m1 stop

10:55 am - 10:55 amLGW-SFO

32h 00m1 stop

$455

Find Deal

vie., oct. 10 - dom., oct. 19

4:40 pm - 12:55 pmSFO-LHR

36h 15m2 stops

10:20 am - 2:35 pmLHR-SFO

36h 15m1 stop

$459Scandinavian Airlines

Find Deal

jue., nov. 6 - dom., nov. 9

12:16 pm - 1:10 pmSFO-LHR

16h 54m1 stop

6:15 am - 12:50 pmLHR-SFO

14h 35m1 stop

$460Virgin Atlantic

Find Deal

dom., ago. 10 - mar., ago. 26

7:00 am - 6:45 amSFO-LHR

15h 45m1 stop

4:25 pm - 7:30 pmLHR-SFO

11h 05mnonstop

$467Virgin Atlantic

Find Deal

dom., ago. 10 - mar., ago. 26

Delta flights from California to London

Our best Delta deals on California to London flight tickets

Delta

Aug 4

LAX9:45 amLos Angeles

17h 25m

1 stop

LHR11:10 amLondon Heathrow

Aug 19

LHR6:15 amLondon Heathrow

23h 40m

1 stop

LAX9:55 pmLos Angeles

$514

Find similar

Delta

Aug 4

LAX9:50 amLos Angeles

16h 00m

1 stop

LHR9:50 amLondon Heathrow

Aug 22

LHR6:30 amLondon Heathrow

16h 20m

1 stop

LAX2:50 pmLos Angeles

$515

Find similar

Delta

Sep 3

ONT11:45 amOntario

17h 45m

1 stop

LHR1:30 pmLondon Heathrow

Sep 16

LHR6:15 amLondon Heathrow

17h 42m

2 stops

ONT3:57 pmOntario

$522

Find similar

Finnair flights from California to London

Our best Finnair deals on California to London flight tickets

Finnair

Aug 10

LAX9:35 pmLos Angeles

10h 30m

LHR4:05 pmLondon Heathrow

Aug 26

LHR9:30 amLondon Heathrow

15h 35m

1 stop

LAX5:05 pmLos Angeles

$479

Find similar

Finnair

Aug 10

LAX1:30 pmLos Angeles

10h 30m

LHR8:00 amLondon Heathrow

Aug 26

LHR9:30 amLondon Heathrow

15h 35m

1 stop

LAX5:05 pmLos Angeles

$481

Find similar

Finnair

Aug 10

LAX9:35 pmLos Angeles

10h 30m

LHR4:05 pmLondon Heathrow

Aug 26

LHR7:30 amLondon Heathrow

17h 35m

1 stop

LAX5:05 pmLos Angeles

$482

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Los AngelesLondon

LAX - LGW

LAXLGW

Los Angeles

vie. 10/10

4:30 pm-10:55 am

Nonstop10h 25m

London Gatwick

dom. 10/19

10:55 am-2:10 pm

Nonstop11h 15m

$337

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

dom. 11/23

7:25 pm-9:25 pm

2 stops18h 00m

London Heathrow

mié. 12/3

5:25 pm-4:30 pm

2 stops31h 05m

$344

Los AngelesLondon

LAX - LGW

LAXLGW

Los Angeles

mié. 10/15

4:30 pm-10:55 am

Nonstop10h 25m

London Gatwick

dom. 10/19

10:55 am-2:10 pm

Nonstop11h 15m

$344

San FranciscoLondon

SFO - LGW

SFOLGW

San Francisco

mar. 9/16

6:45 pm-9:45 am

2 stops31h 00m

London Gatwick

mar. 9/23

4:25 pm-2:35 pm

1 stop30h 10m

$416

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

sáb. 11/29

4:35 pm-10:40 pm

1 stop22h 05m

London Heathrow

jue. 12/11

4:30 pm-4:05 pm

1 stop31h 35m

$417

Los AngelesLondon

LAX - LGW

LAXLGW

Los Angeles

mié. 10/15

9:25 pm-10:35 pm

1 stop17h 10m

London Gatwick

dom. 10/19

10:55 am-2:10 pm

Nonstop11h 15m

$424

San FranciscoLondon

SFO - LGW

SFOLGW

San Francisco

vie. 10/10

11:50 am-10:55 am

1 stop15h 05m

London Gatwick

dom. 10/19

10:55 am-10:55 am

1 stop32h 00m

$455

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

jue. 11/6

4:40 pm-12:55 pm

2 stops36h 15m

London Heathrow

dom. 11/9

10:20 am-2:35 pm

1 stop36h 15m

$459

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

dom. 8/10

12:16 pm-1:10 pm

1 stop16h 54m

London Heathrow

mar. 8/26

6:15 am-12:50 pm

1 stop14h 35m

$460

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

dom. 8/10

7:00 am-6:45 am

1 stop15h 45m

London Heathrow

mar. 8/26

4:25 pm-7:30 pm

Nonstop11h 05m

$467

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Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from California to London

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?

The cheapest month to fly to London from California is in October. Flight prices, which tend to average around $627, are often lower during this time because this is during the off-season. The month of September is another great option to travel to London, with average flight prices from California averaging around $642.

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

The cheapest day to depart from California to London is on a Wednesday. Travelers who choose to depart for London on a Wednesday will often find tickets for as low as $766. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $885. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

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

Flying to London from California in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $783 when looking at flights departing in the afternoon. Flights to London are more costly in the morning, with an average ticket price of $849. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest California to London flight route?

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

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

You are more likely to see cheaper flights to London from California when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around $779 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from California for as low as $706 on momondo.

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

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

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

Cheap California to London flight deals and tips

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

Best Price Found	$138
Fastest flight time	10h 20m
Direct flights	Every day
Airports in London	2 airports

The best one-way flight to London from California in the past 72 hours is $138. The best round-trip flight deal from California to London found on momondo in the last 72 hours is $337.

The fastest flight from California to London takes 10h 20m

Direct flights go from California to London every day.

There are 2 airports near London: London Heathrow (LHR), London Gatwick (LGW)

Search flight deals

When did momondo last update prices for flights from California to London?
Prices for flights from California to London are refreshed on a daily basis.
How many operators does momondo search for flights from California to London?
There are 20 operators available for flights from California to London as of July 2025.
How old do you have to be to fly from California to London?
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.
What documentation or ID do you need to fly to London?
The travel and health documents required for your trip to London 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. 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?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from California to London is Boeing 787-9 Dreamliner (23.45% of total bookings). The next most popular plane models are Airbus A380-800 (13.57%), Boeing 777-300ER (13.45%), and Boeing 777 (12.34%).

Best airlines flying from California to London

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

Airline	Rating	Free Cancellation	Price
JetBlue	PriceFrom $195	Free Cancellation	Rating 7.2 2,914 reviews	Search JetBlue flights
WestJet	PriceFrom $272	Free Cancellation	Rating 7.2 2,978 reviews	Search WestJet flights
SWISS	PriceFrom $336	Free Cancellation	Rating 7.5 1,686 reviews	Search SWISS flights
Scandinavian Airlines	PriceFrom $336	Free Cancellation	Rating 7.3 1,457 reviews	Search Scandinavian Airlines flights
Norse Atlantic UK	PriceFrom $362	Free Cancellation	Rating 7.2 47 reviews	Search Norse Atlantic UK flights
TAP AIR PORTUGAL	PriceFrom $375	Free Cancellation	Rating 7.1 1,933 reviews	Search TAP AIR PORTUGAL flights
Lufthansa	PriceFrom $427	Free Cancellation	Rating 6.8 7,275 reviews	Search Lufthansa flights
Aer Lingus	PriceFrom $476	Free Cancellation	Rating 7.1 1,192 reviews	Search Aer Lingus flights
British Airways	PriceFrom $514	Free Cancellation	Rating 6.6 7,222 reviews	Search British Airways flights
Finnair	PriceFrom $540	Free Cancellation	Rating 7.6 1,316 reviews	Search Finnair flights

Gatwick

Hounslow

Dover

Slough

Luton

Dartford

Guildford

Milton Keynes

Stansted

Hayes

Crawley

Croydon

Chelmsford

Ilford

Brentwood

Colchester

Folkestone

Watford

Canterbury

Richmond

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from California to London. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

momondo provides multiple filters to help you find the best flight to London from California. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of California to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your London trip

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Find better results for your trip to the United Kingdom

Cheap flights from California to London from $138

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 10/1. 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 and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

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Price Alerts

Find the cheapest flights from California to London

Cheap round-trip flights

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Cheap last minute flights

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Delta flights from California to London

Our best Delta deals on California to London flight tickets

Finnair flights from California to London

Our best Finnair deals on California to London flight tickets

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

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How to get the cheapest flight ticket from California to London

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?

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

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

What is the cheapest California to London flight route?

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

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

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

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

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

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

Norse Atlantic UK and TAP AIR PORTUGAL are the most popular carriers operating from California to London

What airlines fly to London?

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

As of July 2025, 108 flights take off from California and land in London each day. The most common flight departure time for this route is 4:00PM, with 56% of daily flights taking off in the afternoon.

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

As of July 2025, there are 756 flights per week flying from California to London. The most common day of the week flights depart is Mon, with 15% of flights taking off on this day.

How long does it take to fly to London?

If you’re flying from a popular airport in California, such as San Francisco or Los Angeles, and flying into London, then you can expect flight times to average 10h 20m and 10h 25m, respectively.

Cheap California to London flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in London

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

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

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

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

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

Best airlines flying from California to London

Compare and see reviews for airlines that fly from California to London 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 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 the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London