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

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

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

As of September 2025, 105 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 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 10m and 10h 20m, respectively.

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 42% 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 many flights depart from California to London on average per week?

As of September 2025, there are 740 flights per week flying from California to London. The most common day of the week flights depart is Wed, with 15% of flights taking off on this day.

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 September 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.

$178 Cheap Flights from California to London in 2025/26

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Find the cheapest flights from California to London

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

4:40 pm - 10:00 pmLAX-LHR

21h 20m1 stop

7:55 pm - 4:00 pmLHR-LAX

27h 05m1 stop

$500TAP AIR PORTUGAL

Find Deal

Sat, Oct 18 - Fri, Oct 31

2:30 pm - 12:45 pmLAX-LGW

38h 15m1 stop

6:55 am - 8:25 pmLGW-LAX

21h 30m1 stop

$501Multiple Airlines

Find Deal

Mon, Nov 17 - Sat, Nov 22

4:30 pm - 10:55 amLAX-LGW

10h 25mnonstop

10:55 am - 2:10 pmLGW-LAX

11h 15mnonstop

$502Norse Atlantic UK

Find Deal

Fri, Oct 10 - Fri, Oct 17

4:30 pm - 10:55 amLAX-LGW

10h 25mnonstop

10:55 am - 2:10 pmLGW-LAX

11h 15mnonstop

$503Norse Atlantic UK

Find Deal

Fri, Oct 10 - Fri, Oct 17

4:40 pm - 10:55 pmLAX-LHR

22h 15m1 stop

7:55 pm - 4:00 pmLHR-LAX

27h 05m1 stop

$503TAP AIR PORTUGAL

Find Deal

Fri, Oct 24 - Fri, Oct 31

7:30 am - 9:35 amLAX-LHR

18h 05m2 stops

6:00 am - 1:05 pmLHR-LAX

15h 05m1 stop

$512Austrian Airlines

Find Deal

Tue, Sep 23 - Tue, Oct 7

3:30 pm - 5:40 pmSFO-LHR

18h 10m2 stops

6:40 am - 2:35 pmLHR-SFO

15h 55m1 stop

$520Scandinavian Airlines

Find Deal

Mon, Oct 13 - Mon, Nov 10

12:05 pm - 9:35 amLAX-LHR

13h 30m1 stop

2:05 pm - 9:35 pmLHR-LAX

15h 30m1 stop

$521Air Canada

Find Deal

Mon, Sep 29 - Wed, Oct 15

4:15 pm - 5:40 pmSFO-LHR

18h 25m2 stops

7:50 pm - 3:35 pmLHR-SFO

26h 45m2 stops

$522Scandinavian Airlines

Find Deal

Mon, Mar 9 - Wed, Mar 18

6:10 pm - 7:10 amSAN-LHR

29h 00m2 stops

2:30 pm - 12:03 pmLHR-SAN

29h 33m1 stop

$559Air Canada

Find Deal

Tue, Nov 4 - Wed, Nov 26

Air Canada flights from California to London

Our best Air Canada deals on California to London flight tickets

Air Canada

Sep 29

LAX12:05 pmLos Angeles

13h 30m

1 stop

LHR9:35 amLondon Heathrow

Oct 15

LHR2:05 pmLondon Heathrow

15h 30m

1 stop

LAX9:35 pmLos Angeles

$521

Find similar

Air Canada

Sep 24

SAN8:10 amSan Diego

14h 20m

1 stop

LHR6:30 amLondon Heathrow

Oct 2

LHR9:30 amLondon Heathrow

18h 05m

1 stop

SAN7:35 pmSan Diego

$556

Find similar

Air Canada

Sep 22

SFO11:45 pmSan Francisco

25h 50m

1 stop

LHR9:35 amLondon Heathrow

Oct 7

LHR2:10 pmLondon Heathrow

28h 18m

1 stop

SFO10:28 amSan Francisco

$557

Find similar

Virgin Atlantic flights from California to London

Our best Virgin Atlantic deals on California to London flight tickets

Virgin Atlantic

Sep 28

LAX11:45 amLos Angeles

15h 35m

1 stop

LHR11:20 amLondon Heathrow

Oct 14

LHR6:30 amLondon Heathrow

16h 20m

1 stop

LAX2:50 pmLos Angeles

$526

Find similar

Virgin Atlantic

Sep 28

LAX10:50 pmLos Angeles

10h 25m

LHR5:15 pmLondon Heathrow

Oct 14

LHR8:40 amLondon Heathrow

14h 10m

1 stop

LAX2:50 pmLos Angeles

$528

Find similar

Virgin Atlantic

Sep 28

LAX8:05 pmLos Angeles

10h 30m

LHR2:35 pmLondon Heathrow

Oct 14

LHR9:55 amLondon Heathrow

11h 20m

LAX1:15 pmLos Angeles

$532

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Sat 10/18

4:40 pm-10:00 pm

1 stop21h 20m

London Heathrow

Fri 10/31

7:55 pm-4:00 pm

1 stop27h 05m

$500

Los AngelesLondon

LAX - LGW

LAXLGW

Los Angeles

Mon 11/17

2:30 pm-12:45 pm

1 stop38h 15m

London Gatwick

Sat 11/22

6:55 am-8:25 pm

1 stop21h 30m

$501

Los AngelesLondon

LAX - LGW

LAXLGW

Los Angeles

Fri 10/10

4:30 pm-10:55 am

Nonstop10h 25m

London Gatwick

Fri 10/17

10:55 am-2:10 pm

Nonstop11h 15m

$502

Los AngelesLondon

LAX - LGW

LAXLGW

Los Angeles

Fri 10/10

4:30 pm-10:55 am

Nonstop10h 25m

London Gatwick

Fri 10/17

10:55 am-2:10 pm

Nonstop11h 15m

$503

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Fri 10/24

4:40 pm-10:55 pm

1 stop22h 15m

London Heathrow

Fri 10/31

7:55 pm-4:00 pm

1 stop27h 05m

$503

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Tue 9/23

7:30 am-9:35 am

2 stops18h 05m

London Heathrow

Tue 10/7

6:00 am-1:05 pm

1 stop15h 05m

$512

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Mon 10/13

3:30 pm-5:40 pm

2 stops18h 10m

London Heathrow

Mon 11/10

6:40 am-2:35 pm

1 stop15h 55m

$520

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Mon 9/29

12:05 pm-9:35 am

1 stop13h 30m

London Heathrow

Wed 10/15

2:05 pm-9:35 pm

1 stop15h 30m

$521

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Mon 3/9

4:15 pm-5:40 pm

2 stops18h 25m

London Heathrow

Wed 3/18

7:50 pm-3:35 pm

2 stops26h 45m

$522

San DiegoLondon

SAN - LHR

SANLHR

San Diego

Tue 11/4

6:10 pm-7:10 am

2 stops29h 00m

London Heathrow

Wed 11/26

2:30 pm-12:03 pm

1 stop29h 33m

$559

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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

Prices

Airlines

Other information

What is the cheapest month to fly to London?

The cheapest month to fly to London from California is in September. Flight prices, which tend to average around $604, are often lower during this time because this is during the off-season. The month of August is another great option to travel to London, with average flight prices from California averaging around $612.

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 $759. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $875. 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 at noon is the least expensive time of day to depart. momondo users have found prices as low as $772 when looking at flights departing at noon. Flights to London are more costly in the morning, with an average ticket price of $966. 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 $777 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 $726 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	$179
Fastest flight time	10h 10m
Direct flights	Every day
Airports in London	2 airports

The best one-way flight to London from California in the past 72 hours is $179. The best round-trip flight deal from California to London found on momondo in the last 72 hours is $483.

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

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 September 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 (21.07% of total bookings). The next most popular plane models are Boeing 777-300ER (18.60%), Airbus A380-800 (12.98%), and Boeing 777 (12.39%).

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 3,093 reviews	Search WestJet flights
Scandinavian Airlines	PriceFrom $334	Free Cancellation	Rating 7.4 1,486 reviews	Search Scandinavian Airlines flights
SWISS	PriceFrom $336	Free Cancellation	Rating 7.6 1,737 reviews	Search SWISS flights
Norse Atlantic UK	PriceFrom $360	Free Cancellation	Rating 7.1 49 reviews	Search Norse Atlantic UK flights
Lufthansa	PriceFrom $363	Free Cancellation	Rating 6.8 7,407 reviews	Search Lufthansa flights
TAP AIR PORTUGAL	PriceFrom $375	Free Cancellation	Rating 7.1 1,975 reviews	Search TAP AIR PORTUGAL flights
Virgin Atlantic	PriceFrom $469	Free Cancellation	Rating 7.4 664 reviews	Search Virgin Atlantic flights
Aer Lingus	PriceFrom $475	Free Cancellation	Rating 7.2 1,274 reviews	Search Aer Lingus flights
Finnair	PriceFrom $490	Free Cancellation	Rating 7.6 1,324 reviews	Search Finnair flights

Gatwick

Hounslow

Dover

Luton

Slough

Milton Keynes

Hayes

Guildford

Dartford

Crawley

Stansted

Chelmsford

Brentwood

Ilford

Folkestone

Colchester

Watford

Wembley

Richmond

Croydon

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 $178

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 11/29. 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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Filter for what you want

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Find the cheapest flights from California to London

Cheap round-trip flights

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Air Canada flights from California to London

Our best Air Canada deals on California to London flight tickets

Virgin Atlantic flights from California to London

Our best Virgin Atlantic 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?

TAP AIR PORTUGAL and Norse Atlantic UK 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 September 2025, 105 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 September 2025, there are 740 flights per week flying from California to London. The most common day of the week flights depart is Wed, 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 10m and 10h 20m, 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