Which airlines fly to London?

Virgin Atlantic, British Airways and United Airlines are the top three most popular airlines that fly to London from California according to our data. Virgin Atlantic is the first choice among our users, with 44% of people opting to fly with this airline when travelling to London. Keep in mind that there are 14 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?

Flight times from California to London vary, but if you’re flying out of San Francisco and flying into London Heathrow Airport (one of the most popular routes), then the duration is 10h 10m on average. Another popular route from California to London is flying from Los Angeles to London Heathrow Airport, which will take roughly 10h 20m. Keep in mind that layovers or delays could extend your travel time.

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

WestJet, 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 February 2026, there are 537 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 many flights depart from California to London on average per day?

76 flights are operational daily from California to London as of February 2026. The most popular departure time for this route is 17:00, with 56% of flights per day taking off in the afternoon.

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

Prices for flights from California to London refresh daily.

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

As of February 2026, there are 14 operators available to choose from for flights from California to London.

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.

£212 Cheap Flights from California to London in 2026

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Find the cheapest flights from California to London

Round-trip

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

22:30 - 16:50

LAX

LHR

10h 20mdirect

06:30 - 12:45

LHR

LAX

13h 15m

1 stop

£439Virgin Atlantic

Thu, 5 Mar - Wed, 18 Mar

19:25 - 17:50

SFO

LGW

14h 25m

1 stop

18:40 - 17:30

LGW

SFO

29h 50m

1 stop

£439SWISS

Thu, 5 Mar - Thu, 12 Mar

21:25 - 19:35

SFO

LHR

14h 10m

1 stop

06:30 - 12:40

LHR

SFO

14h 10m

1 stop

£439Lufthansa

Tue, 17 Feb - Fri, 27 Feb

20:20 - 09:45

SFO

LGW

29h 25m

1 stop

21:20 - 16:50

LGW

SFO

27h 30m

2 stops

£439TAP AIR PORTUGAL

Fri, 17 Apr - Thu, 7 May

18:55 - 00:05

LAX

STN

21h 10m

2 stops

20:40 - 15:40

STN

LAX

26h 00m

2 stops

£439Multiple Airlines

Thu, 5 Mar - Wed, 11 Mar

16:45 - 18:50

SFO

LHR

18h 05m

2 stops

10:35 - 14:40

LHR

SFO

36h 05m

2 stops

£440Scandinavian Airlines

Sun, 19 Apr - Mon, 27 Apr

16:40 - 21:50

SFO

LGW

21h 10m

3 stops

15:00 - 14:35

LGW

SFO

31h 35m

2 stops

£440Multiple Airlines

Sun, 1 Mar - Wed, 4 Mar

16:45 - 22:40

LAX

LHR

21h 55m

1 stop

19:55 - 16:00

LHR

LAX

27h 05m

1 stop

£441TAP AIR PORTUGAL

Sat, 28 Feb - Fri, 13 Mar

16:40 - 18:50

SFO

LHR

18h 10m

2 stops

21:05 - 14:35

LHR

SFO

25h 30m

2 stops

£442Scandinavian Airlines

Mon, 23 Feb - Mon, 2 Mar

17:15 - 15:40

SAN

LHR

14h 25m

1 stop

06:55 - 15:25

LHR

SAN

16h 30m

1 stop

£478Lufthansa

Tue, 21 Apr - Thu, 30 Apr

Aer Lingus flights from California to London

Our best Aer Lingus deals on California to London flight tickets

Aer Lingus

29 Mar

LAX20:10Los Angeles

16h 10m

1 stop

LHR20:20London Heathrow

8 Apr

LHR09:50London Heathrow

16h 35m

1 stop

LAX18:25Los Angeles

£444

Aer Lingus

8 Feb

SFO18:20San Francisco

13h 15m

1 stop

LHR15:35London Heathrow

10 Feb

LHR09:50London Heathrow

13h 45m

1 stop

SFO15:35San Francisco

£453

United Airlines flights from California to London

Our best United Airlines deals on California to London flight tickets

United Airlines

12 Mar

SFO13:50San Francisco

10h 35m

LHR07:25London Heathrow

21 Mar

LHR06:35London Heathrow

16h 15m

1 stop

SFO15:50San Francisco

£454

United Airlines

5 Mar

LAX19:00Los Angeles

10h 30m

LHR13:30London Heathrow

11 Mar

LHR06:35London Heathrow

16h 40m

1 stop

LAX16:15Los Angeles

£455

United Airlines

18 Feb

SFO17:25San Francisco

10h 35m

LHR12:00London Heathrow

27 Feb

LHR06:35London Heathrow

16h 15m

1 stop

SFO14:50San Francisco

£456

Fly from

Fly to

Route

Depart

Return

Price

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Thu 5/3

22:30-16:50

Nonstop10h 20m

London Heathrow

Wed 18/3

06:30-12:45

1 stop13h 15m

£439

San FranciscoLondon

SFO - LGW

SFOLGW

San Francisco

Thu 5/3

19:25-17:50

1 stop14h 25m

London Gatwick

Thu 12/3

18:40-17:30

1 stop29h 50m

£439

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Tue 17/2

21:25-19:35

1 stop14h 10m

London Heathrow

Fri 27/2

06:30-12:40

1 stop14h 10m

£439

San FranciscoLondon

SFO - LGW

SFOLGW

San Francisco

Fri 17/4

20:20-09:45

1 stop29h 25m

London Gatwick

Thu 7/5

21:20-16:50

2 stops27h 30m

£439

Los AngelesLondon

LAX - STN

LAXSTN

Los Angeles

Thu 5/3

18:55-00:05

2 stops21h 10m

London Stansted

Wed 11/3

20:40-15:40

2 stops26h 00m

£439

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Sun 19/4

16:45-18:50

2 stops18h 05m

London Heathrow

Mon 27/4

10:35-14:40

2 stops36h 05m

£440

San FranciscoLondon

SFO - LGW

SFOLGW

San Francisco

Sun 1/3

16:40-21:50

3 stops21h 10m

London Gatwick

Wed 4/3

15:00-14:35

2 stops31h 35m

£440

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Sat 28/2

16:45-22:40

1 stop21h 55m

London Heathrow

Fri 13/3

19:55-16:00

1 stop27h 05m

£441

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Mon 23/2

16:40-18:50

2 stops18h 10m

London Heathrow

Mon 2/3

21:05-14:35

2 stops25h 30m

£442

San DiegoLondon

SAN - LHR

SANLHR

San Diego

Tue 21/4

17:15-15:40

1 stop14h 25m

London Heathrow

Thu 30/4

06:55-15:25

1 stop16h 30m

£478

Flights are sorted by cheapest return flights first.

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 September. Flight prices, which tend to average around £436, are often lower during this time because this is during the off-season. The month of October is another great option to travel to London, with average flight prices from California averaging around £439.

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

Our data shows that Wednesday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £493. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from California to London for around £585.

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

The cheapest time of day to fly to London is in the afternoon when flights can be purchased for as low as £504. Flights at midday are often more expensive, with an average ticket price of £635.

What is the cheapest California to London flight route?

Fly from Los Angeles to London Heathrow 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 £565 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from California for as low as £522 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?

You could potentially save up to 10% on your flight if you consider stops on a California to London flight.

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	£201
Fastest flight time	9h 55m
Direct flights	Every day
Airports in London	6 airports

The best one-way flight to London from California in the past 72 hours is £201. The best return flight deal from California to London found on momondo in the last 72 hours is £373.

The fastest flight from California to London takes 9h 55m

Direct flights go from California to London every day.

There are 6 airports in London. From California there are direct flights to London Heathrow (LHR).

Search flight deals

When did momondo last update prices for flights from California to London?
Prices for flights from California to London refresh daily.
How many operators does momondo search for flights from California to London?
As of February 2026, there are 14 operators available to choose from for flights from California to London.
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?
momondo data reveals that the most frequently booked plane model on the route from California to London is Boeing 787-9 Dreamliner, representing 19.67% of all bookings. The subsequent popular models are Boeing 777-300ER at 17.04%, Boeing 777 at 15.86%, and Airbus A380-800 at 13.64%.

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
TAP AIR PORTUGAL	PriceFrom £312	Free Cancellation	Rating 7.1 2,135 reviews	Search TAP AIR PORTUGAL flights
KLM	PriceFrom £360	Free Cancellation	Rating 7.7 1,450 reviews	Search KLM flights
Lufthansa	PriceFrom £364	Free Cancellation	Rating 6.8 7,769 reviews	Search Lufthansa flights
Virgin Atlantic	PriceFrom £364	Free Cancellation	Rating 7.5 678 reviews	Search Virgin Atlantic flights
Aer Lingus	PriceFrom £372	Free Cancellation	Rating 7.2 1,445 reviews	Search Aer Lingus flights
British Airways	PriceFrom £382	Free Cancellation	Rating 6.7 7,719 reviews	Search British Airways flights
Air France	PriceFrom £389	Free Cancellation	Rating 7.4 1,531 reviews	Search Air France flights
United Airlines	PriceFrom £391	Free Cancellation	Rating 7.4 9,246 reviews	Search United Airlines flights
Finnair	PriceFrom £399	Free Cancellation	Rating 7.6 1,357 reviews	Search Finnair flights
Iberia	PriceFrom £420	Free Cancellation	Rating 7.0 3,106 reviews	Search Iberia flights

Eastbourne

Milton Keynes

Luton

Gatwick

Maidstone

Slough

Southend-on-Sea

Canterbury

Ipswich

Ilford

Guildford

Chelmsford

Hayes

Dover

Folkestone

Bedford

Colchester

Wembley

Worthing

Ramsgate

Why use momondo?

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

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

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

Yes. momondo allows you to filter the results for California to London flights to just show those with 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?

Yes. momondo can track prices for California to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your London trip

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Cheap flights from California to London from £212

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 16/2. 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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Aer Lingus flights from California to London

Our best Aer Lingus deals on California to London flight tickets

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Our best United Airlines deals on California to London flight tickets

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How to get the cheapest flight ticket from California to London

What is the cheapest month to fly to London?

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

Our data shows that Wednesday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £493. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from California to London for around £585.

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

The cheapest time of day to fly to London is in the afternoon when flights can be purchased for as low as £504. Flights at midday are often more expensive, with an average ticket price of £635.

What is the cheapest California to London flight route?

Fly from Los Angeles to London Heathrow 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?

You could potentially save up to 10% on your flight if you consider stops on a California to London flight.

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

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

Which airlines fly to London?

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

76 flights are operational daily from California to London as of February 2026. The most popular departure time for this route is 17:00, with 56% of flights per day taking off in the afternoon.

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

As of February 2026, there are 537 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?

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

Travelling 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, organise 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

Fly your favourite airline to London

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

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List of cabin classes available on flights landing in London. Availability may vary depending on flight origin and airline.

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