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Cheap flights from Los Angeles to London from $275

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 13/11. 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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Cheap return flights

TAP AIR PORTUGAL Logo
16:40 - 22:55LAX-LHR
22h 15m1 stop
TAP AIR PORTUGAL Logo
18:30 - 16:00LHR-LAX
28h 30m1 stop
$687TAP AIR PORTUGAL
Find Deal
Sun, 12 Oct - Wed, 29 Oct
TAP AIR PORTUGAL Logo
16:45 - 22:40LAX-LHR
21h 55m1 stop
TAP AIR PORTUGAL Logo
18:30 - 15:00LHR-LAX
28h 30m1 stop
$690TAP AIR PORTUGAL
Find Deal
Tue, 18 Nov - Wed, 26 Nov
TAP AIR PORTUGAL Logo
16:45 - 22:40LAX-LHR
21h 55m1 stop
TAP AIR PORTUGAL Logo
13:40 - 15:00LHR-LAX
33h 20m1 stop
$701TAP AIR PORTUGAL
Find Deal
Tue, 25 Nov - Mon, 8 Dec
Logo
12:05 - 09:35LAX-LHR
13h 30m1 stop
Logo
20:05 - 16:30LHR-LAX
28h 25m1 stop
$728
Find Deal
Sun, 7 Sep - Mon, 22 Sep
Finnair Logo
21:35 - 16:05LAX-LHR
10h 30mdirect
Finnair Logo
09:30 - 17:05LHR-LAX
15h 35m1 stop
$739Finnair
Find Deal
Sun, 10 Aug - Tue, 26 Aug
Aer Lingus Logo
20:15 - 19:25LAX-LHR
15h 10m1 stop
Aer Lingus Logo
07:40 - 18:25LHR-LAX
18h 45m1 stop
$741Aer Lingus
Find Deal
Wed, 15 Oct - Wed, 22 Oct
Finnair Logo
13:30 - 08:00LAX-LHR
10h 30mdirect
Finnair Logo
09:30 - 17:05LHR-LAX
15h 35m1 stop
$742Finnair
Find Deal
Sun, 10 Aug - Tue, 26 Aug
United Airlines Logo
16:45 - 11:10LAX-LHR
10h 25mdirect
United Airlines Logo
08:45 - 16:30LHR-LAX
15h 45m1 stop
$765United Airlines
Find Deal
Sun, 24 Aug - Tue, 2 Sep
United Airlines Logo
16:45 - 11:10LAX-LHR
10h 25mdirect
United Airlines Logo
13:45 - 16:30LHR-LAX
34h 45m1 stop
$767United Airlines
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Wed, 20 Aug - Mon, 25 Aug
Logo
16:20 - 14:10LAX-LHR
13h 50m1 stop
Logo
17:50 - 19:40LHR-LAX
33h 50m2 stops
$807
Find Deal
Wed, 20 Aug - Mon, 25 Aug

British Airways flights from Los Angeles to London Heathrow Airport

Our best British Airways deals on Los Angeles to London Heathrow Airport flight tickets
British Airways
20 Aug
LAX15:40Los Angeles
10h 25m
LHR10:05London Heathrow
27 Aug
LHR10:10London Heathrow
11h 15m
LAX13:25Los Angeles
$787
Find similar
British Airways
20 Aug
LAX15:40Los Angeles
10h 25m
LHR10:05London Heathrow
27 Aug
LHR10:10London Heathrow
11h 15m
LAX13:25Los Angeles
$795
Find similar
British Airways
18 Aug
LAX17:05Los Angeles
10h 30m
LHR11:35London Heathrow
28 Aug
LHR11:40London Heathrow
11h 15m
LAX14:55Los Angeles
$796
Find similar

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
$739
Find similar
Finnair
10 Aug
LAX13:30Los Angeles
10h 30m
LHR08:00London Heathrow
26 Aug
LHR09:30London Heathrow
15h 35m
1 stop
LAX17:05Los Angeles
$742
Find similar
Finnair
10 Aug
LAX21:35Los Angeles
10h 30m
LHR16:05London Heathrow
26 Aug
LHR07:30London Heathrow
17h 35m
1 stop
LAX17:05Los Angeles
$744
Find similar

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 78,305 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

Sun 12/10

16:40-22:55

1 stop22h 15m

London Heathrow

Wed 29/10

18:30-16:00

1 stop28h 30m

$687

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Tue 18/11

16:45-22:40

1 stop21h 55m

London Heathrow

Wed 26/11

18:30-15:00

1 stop28h 30m

$690

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Tue 25/11

16:45-22:40

1 stop21h 55m

London Heathrow

Mon 8/12

13:40-15:00

1 stop33h 20m

$701

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Sun 7/9

12:05-09:35

1 stop13h 30m

London Heathrow

Mon 22/9

20:05-16:30

1 stop28h 25m

$728

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

$739

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Wed 15/10

20:15-19:25

1 stop15h 10m

London Heathrow

Wed 22/10

07:40-18:25

1 stop18h 45m

$741

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Sun 10/8

13:30-08:00

Nonstop10h 30m

London Heathrow

Tue 26/8

09:30-17:05

1 stop15h 35m

$742

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Sun 24/8

16:45-11:10

Nonstop10h 25m

London Heathrow

Tue 2/9

08:45-16:30

1 stop15h 45m

$765

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Wed 20/8

16:45-11:10

Nonstop10h 25m

London Heathrow

Mon 25/8

13:45-16:30

1 stop34h 45m

$767

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Wed 20/8

16:20-14:10

1 stop13h 50m

London Heathrow

Mon 25/8

17:50-19:40

2 stops33h 50m

$807

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 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 Los Angeles, with most prices found around $995. If you aren’t able to travel during the month of October, then book flights to London Heathrow Airport from Los Angeles during September instead. Flights to London Heathrow Airport in September, while not as cheap as those in October, still average around $1,031.

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

Our data shows that Thursday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $951. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Los Angeles to London Heathrow Airport for around $1,356.

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

In the afternoon is the cheapest time of day to fly from Los Angeles to London Heathrow Airport when you can find flight prices for as low as $1,027. Flying to London Heathrow Airport in the afternoon is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to London Heathrow Airport is in the evening when prices are around $1,185.

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 $1,202 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 $1,089 on momondo.

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

There are 3 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 8% 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 2% 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

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

    The straight-line distance from Los Angeles to London Heathrow is 8738.8 km. Typically, this will take 10h 25m by plane in normal conditions.

  • 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 are refreshed on a daily basis.

  • 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?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Los Angeles Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • 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
Virgin AtlanticPriceFrom $817Free cancellationRating
7.4
655 reviews
Search Virgin Atlantic flights

  • Virgin Atlantic Flights From Los Angeles to London Heathrow Airport

    Virgin Atlantic flight deals from Los Angeles to London Heathrow Airport start from $530 round-trip. Over the 20 Virgin Atlantic flights for this route in a normal week, average airfare is usually $621 round-trip - but some users have found much cheaper deals with momondo.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Brentford
Wembley
Slough
Dover
Ipswich
Abingdon
Harrow
Richmond
Eastbourne
Chichester
Canterbury
Deal
Kingston upon Thames
Brentwood
Milton Keynes
Guildford
Salisbury
Sutton

Why use momondo?

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

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

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

Yes. momondo allows you to filter the results for Los Angeles to London flights to just show those with flexible booking policies.

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

Once you have performed a search for Los Angeles to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to London from Los Angeles. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your London Heathrow Airport trip

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