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Cheap flights from Los Angeles to London Heathrow Airport from $353

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 Heathrow Airport departing on 3/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Cheap return flights

KAYAK's recommended return flight deals from the most popular airlines that fly from Los Angeles to London.
United Airlines Logo
16:35 - 11:10LAX-LHR
10h 35mdirect
United Airlines Logo
08:40 - 16:30LHR-LAX
15h 50m1 stop
$783United Airlines
Find Deal
Mon, 5 May - Wed, 14 May
United Airlines Logo
16:35 - 11:10LAX-LHR
10h 35mdirect
United Airlines Logo
07:25 - 15:15LHR-LAX
15h 50m1 stop
$788United Airlines
Find Deal
Mon, 5 May - Thu, 22 May
Delta Logo
20:05 - 14:35LAX-LHR
10h 30mdirect
Delta Logo
15:00 - 21:55LHR-LAX
14h 55m1 stop
$798Delta
Find Deal
Wed, 7 May - Thu, 15 May
Delta Logo
20:05 - 14:35LAX-LHR
10h 30mdirect
Delta Logo
06:15 - 16:05LHR-LAX
17h 50m1 stop
$799Delta
Find Deal
Thu, 1 May - Thu, 8 May
Virgin Atlantic Logo
20:05 - 14:35LAX-LHR
10h 30mdirect
Virgin Atlantic Logo
06:30 - 14:50LHR-LAX
16h 20m1 stop
$801Virgin Atlantic
Find Deal
Fri, 2 May - Sat, 17 May
Delta Logo
15:30 - 10:00LAX-LHR
10h 30mdirect
Delta Logo
06:30 - 11:50LHR-LAX
13h 20m1 stop
$802Delta
Find Deal
Mon, 12 May - Sun, 18 May
Virgin Atlantic Logo
11:30 - 10:15LAX-LHR
14h 45m1 stop
Virgin Atlantic Logo
06:30 - 14:50LHR-LAX
16h 20m1 stop
$807Virgin Atlantic
Find Deal
Fri, 2 May - Wed, 7 May
SWISS Logo
19:35 - 13:40LAX-LHR
34h 05m2 stops
SWISS Logo
08:45 - 16:30LHR-LAX
15h 45m1 stop
$834SWISS
Find Deal
Thu, 15 May - Sun, 18 May
KLM Logo
16:50 - 13:50LAX-LHR
13h 00m1 stop
KLM Logo
08:40 - 14:50LHR-LAX
14h 10m1 stop
$849KLM
Find Deal
Mon, 5 May - Sun, 18 May
KLM Logo
13:50 - 10:45LAX-LHR
12h 55m1 stop
KLM Logo
06:30 - 11:50LHR-LAX
13h 20m1 stop
$920KLM
Find Deal
Wed, 14 May - Wed, 21 May

Delta flights from Los Angeles to London Heathrow Airport

Our best Delta deals on Los Angeles to London Heathrow Airport flight tickets
Delta
7 May
LAX20:05Los Angeles
10h 30m
LHR14:35London Heathrow
15 May
LHR15:00London Heathrow
14h 55m
1 stop
LAX21:55Los Angeles
Delta
1 May
LAX20:05Los Angeles
10h 30m
LHR14:35London Heathrow
8 May
LHR06:15London Heathrow
17h 50m
1 stop
LAX16:05Los Angeles
Delta
12 May
LAX15:30Los Angeles
10h 30m
LHR10:00London Heathrow
18 May
LHR06:30London Heathrow
13h 20m
1 stop
LAX11:50Los Angeles

Finnair flights from Los Angeles to London Heathrow Airport

Our best Finnair deals on Los Angeles to London Heathrow Airport flight tickets
Finnair
15 Oct
LAX20:05Los Angeles
10h 30m
LHR14:35London Heathrow
28 Oct
LHR10:20London Heathrow
14h 45m
1 stop
LAX18:05Los Angeles
Finnair
30 Apr
LAX13:20Los Angeles
10h 40m
LHR08:00London Heathrow
14 May
LHR16:55London Heathrow
11h 20m
LAX20:15Los Angeles
Finnair
22 Apr
LAX18:45Los Angeles
19h 25m
1 stop
LHR22:10London Heathrow
4 May
LHR09:30London Heathrow
15h 35m
1 stop
LAX17:05Los Angeles

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?

The month of October is, on average, the cheapest month to fly to London Heathrow Airport from Los Angeles, with most prices found around $1,014. 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 $1,052.

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

Our data shows that Friday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $1,045. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Los Angeles to London Heathrow Airport for around $1,239.

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

In the morning 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 $0. Flying to London Heathrow Airport in the morning 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 at midday when prices are around $1,193.

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 7 weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $1,248 when searching 7 weeks out.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 $1,199 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.

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

As of April 2025, prices for Los Angeles to London Heathrow Airport flights are approximately 28% cheaper 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

$353

Fastest flight time

10h 25m

Direct flights

Every day
The best one-way flight to London Heathrow Airport from Los Angeles in the past 72 hours is $353. The best return flight deal from Los Angeles to London Heathrow Airport found on momondo in the last 72 hours is $783.
The fastest flight from Los Angeles to London Heathrow Airport takes 10h 25m
Direct flights go from Los Angeles to London Heathrow Airport every day.

  • 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 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?


Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Brentford
Wembley
Hounslow
Slough
Ipswich
Newbury
Harrow
Richmond
Eastbourne
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Barnet
Chipping Campden
Borehamwood
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Guildford
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Salisbury
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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.


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