Cheap flights from Los Angeles to London from £125

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Los Angeles to London departing on 1/11. 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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TAP AIR PORTUGAL Logo
16:45 - 18:55LAX-LHR
18h 10m1 stop
TAP AIR PORTUGAL Logo
08:15 - 15:00LHR-LAX
38h 45m1 stop
£319TAP AIR PORTUGAL
Find Deal
Sat, 15 Nov - Mon, 1 Dec
TAP AIR PORTUGAL Logo
16:45 - 17:30LAX-LHR
16h 45m1 stop
TAP AIR PORTUGAL Logo
08:15 - 15:00LHR-LAX
38h 45m1 stop
£321TAP AIR PORTUGAL
Find Deal
Sat, 15 Nov - Mon, 1 Dec
TAP AIR PORTUGAL Logo
16:45 - 18:55LAX-LHR
18h 10m1 stop
TAP AIR PORTUGAL Logo
06:00 - 15:00LHR-LAX
17h 00m1 stop
£321TAP AIR PORTUGAL
Find Deal
Thu, 6 Nov - Thu, 13 Nov
Finnair Logo
21:35 - 16:05LAX-LHR
10h 30mdirect
Finnair Logo
09:30 - 17:05LHR-LAX
15h 35m1 stop
£360Finnair
Find Deal
Sun, 10 Aug - Tue, 26 Aug
Finnair Logo
17:05 - 11:35LAX-LHR
10h 30mdirect
Finnair Logo
10:20 - 18:05LHR-LAX
14h 45m1 stop
£363Finnair
Find Deal
Wed, 22 Oct - Tue, 28 Oct
American Airlines Logo
17:30 - 16:00LAX-LHR
14h 30m1 stop
American Airlines Logo
10:20 - 17:05LHR-LAX
14h 45m1 stop
£367American Airlines
Find Deal
Mon, 18 Aug - Tue, 2 Sep
American Airlines Logo
09:10 - 06:55LAX-LHR
13h 45m1 stop
American Airlines Logo
10:20 - 17:05LHR-LAX
14h 45m1 stop
£368American Airlines
Find Deal
Tue, 9 Sep - Thu, 18 Sep
British Airways Logo
17:05 - 11:35LAX-LHR
10h 30mdirect
British Airways Logo
10:05 - 14:30LHR-LAX
11h 25mdirect
£372British Airways
Find Deal
Wed, 15 Oct - Tue, 28 Oct
United Airlines Logo
16:40 - 11:10LAX-LHR
10h 30mdirect
United Airlines Logo
08:40 - 16:30LHR-LAX
15h 50m1 stop
£372United Airlines
Find Deal
Sun, 7 Sep - Wed, 1 Oct
United Airlines Logo
16:40 - 11:10LAX-LHR
10h 30mdirect
United Airlines Logo
08:40 - 16:30LHR-LAX
15h 50m1 stop
£373United Airlines
Find Deal
Wed, 8 Oct - Wed, 22 Oct

Delta flights from Los Angeles to London Heathrow Airport

Our best Delta deals on Los Angeles to London Heathrow Airport flight tickets
Delta
4 Aug
LAX09:45Los Angeles
17h 25m
1 stop
LHR11:10London Heathrow
19 Aug
LHR06:15London Heathrow
23h 40m
1 stop
LAX21:55Los Angeles
Delta
4 Aug
LAX09:50Los Angeles
16h 00m
1 stop
LHR09:50London Heathrow
22 Aug
LHR06:30London Heathrow
16h 20m
1 stop
LAX14:50Los Angeles

Finnair flights from Los Angeles to London Heathrow Airport

Our best Finnair deals on Los Angeles to London Heathrow Airport flight tickets
Finnair
10 Aug
LAX21:35Los Angeles
10h 30m
LHR16:05London Heathrow
26 Aug
LHR09:30London Heathrow
15h 35m
1 stop
LAX17:05Los Angeles
Finnair
10 Aug
LAX13:30Los Angeles
10h 30m
LHR08:00London Heathrow
26 Aug
LHR09:30London Heathrow
15h 35m
1 stop
LAX17:05Los Angeles
Finnair
4 Aug
LAX21:30Los Angeles
10h 35m
LHR16:05London Heathrow
19 Aug
LHR10:20London Heathrow
14h 45m
1 stop
LAX17:05Los Angeles

momondo Fare Finder

 
Customise your flight search to find flights from Los Angeles to London Heathrow Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 31 July 2025.
Use the filters below to find and compare flights from Los Angeles to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Sat 15/11

16:45-18:55

1 stop18h 10m

London Heathrow

Mon 1/12

08:15-15:00

1 stop38h 45m

£319

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Sat 15/11

16:45-17:30

1 stop16h 45m

London Heathrow

Mon 1/12

08:15-15:00

1 stop38h 45m

£321

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Thu 6/11

16:45-18:55

1 stop18h 10m

London Heathrow

Thu 13/11

06:00-15:00

1 stop17h 00m

£321

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Sun 10/8

21:35-16:05

Nonstop10h 30m

London Heathrow

Tue 26/8

09:30-17:05

1 stop15h 35m

£360

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Wed 22/10

17:05-11:35

Nonstop10h 30m

London Heathrow

Tue 28/10

10:20-18:05

1 stop14h 45m

£363

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Mon 18/8

17:30-16:00

1 stop14h 30m

London Heathrow

Tue 2/9

10:20-17:05

1 stop14h 45m

£367

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Tue 9/9

09:10-06:55

1 stop13h 45m

London Heathrow

Thu 18/9

10:20-17:05

1 stop14h 45m

£368

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Wed 15/10

17:05-11:35

Nonstop10h 30m

London Heathrow

Tue 28/10

10:05-14:30

Nonstop11h 25m

£372

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Sun 7/9

16:40-11:10

Nonstop10h 30m

London Heathrow

Wed 1/10

08:40-16:30

1 stop15h 50m

£372

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Wed 8/10

16:40-11:10

Nonstop10h 30m

London Heathrow

Wed 22/10

08:40-16:30

1 stop15h 50m

£373

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Los Angeles 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 typical price of a round-trip flight between Los Angeles and London Heathrow Airport?

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

In general, October is the cheapest month to fly from Los Angeles to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £484. The month of September is another great option to travel to London Heathrow Airport, with average flight prices from Los Angeles averaging around £502.

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

On average, the least expensive day to fly to London Heathrow Airport from Los Angeles is on a Monday. momondo users have found tickets for Monday departures for as low as £531. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Saturday is £604.

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 in the afternoon. momondo users have found flights departing from Los Angeles to London Heathrow Airport in the afternoon for as low as £549. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at midday when prices are £697 on average. Flights to London Heathrow Airport from Los Angeles at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Los Angeles to London Heathrow flight route?

Fly from Los Angeles to London Heathrow for the best Los Angeles - 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 Los Angeles when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £585 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Los Angeles for as low as £530 on momondo.

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

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

You could potentially save up to 15% on your flight if you consider stops on a Los Angeles to London Heathrow Airport flight.

How have Los Angeles to London Heathrow Airport flight prices changed over time?

As of July 2025, prices for Los Angeles to London Heathrow Airport flights are approximately 3% more expensive when compared to flights at the same time last year.

When to book flights from Los Angeles to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Los Angeles to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Los Angeles to London Heathrow Airport (LAX to LHR) flight deals and tips

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

Best price found

£125

Fastest flight time

10h 30m

Direct flights

Every day
The best one-way flight to London Heathrow Airport from Los Angeles in the past 72 hours is £125. The best return flight deal from Los Angeles to London Heathrow Airport found on momondo in the last 72 hours is £319.
The fastest flight from Los Angeles to London Heathrow Airport takes 10h 30m
Direct flights go from Los Angeles to London Heathrow Airport every day.

  • How far is Los Angeles to London Heathrow by plane?

    There are 5430.0 mi between Los Angeles and London Heathrow. Flights usually cover this in 10h 30m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Los Angeles Airport to London Heathrow Airport?

    Prices for flights from Los Angeles Airport to London Heathrow Airport refresh daily.

  • How many operators does momondo search for flights from Los Angeles Airport to London Heathrow Airport?

  • How old do you have to be to fly from Los Angeles Airport to London Heathrow Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Los Angeles Airport 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 Los Angeles to London Heathrow Airport?

  • What is the most popular airline from Los Angeles to London Heathrow Airport?


Best airlines flying from Los Angeles to London Heathrow Airport

Compare and see reviews for airlines that fly from Los Angeles to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom £306Free CancellationRating
7.3
1,457 reviews
Search Scandinavian Airlines flights
Air FrancePriceFrom £396Free CancellationRating
7.5
1,465 reviews
Search Air France flights
Virgin AtlanticPriceFrom £407Free CancellationRating
7.4
655 reviews
Search Virgin Atlantic flights
British AirwaysPriceFrom £416Free CancellationRating
6.6
7,222 reviews
Search British Airways flights
FinnairPriceFrom £423Free CancellationRating
7.6
1,316 reviews
Search Finnair flights
American AirlinesPriceFrom £446Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
IberiaPriceFrom £447Free CancellationRating
7.0
2,859 reviews
Search Iberia flights
KLMPriceFrom £448Free CancellationRating
7.8
1,383 reviews
Search KLM flights
United AirlinesPriceFrom £497Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights
  • KLM Flights From Los Angeles to London Heathrow Airport

    KLM flies from Los Angeles to London Heathrow Airport around 20 times per week, with 1,383 momondo users rating the airline 7.8/10. The cheapest KLM deal from Los Angeles to London Heathrow Airport in the last 72 hours was £596 (round-trip), much lower than the average airfare cost of £724 for KLM flights on this route.

  • Finnair Flights From Los Angeles to London Heathrow Airport

    Another popular option for Los Angeles to London Heathrow Airport flights is Finnair (7.6/10, 1,316 ratings). Finnair flies from Los Angeles to London Heathrow Airport around 32 times per week, with deals starting from £563 round-trip and rising to an average price of around £981.


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Why use momondo?

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

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

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

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

How can momondo help me find flights from Los Angeles to London?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Los Angeles to London.

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

Price alerts on flights to London from Los Angeles are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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