Cheap flights from Los Angeles to London Heathrow Airport from $302

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/10. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — LHR
7 Sep — 14 Sep1
1 adult

Cheapflights Tip: The best prices from Los Angeles to London Heathrow are usually found in October or September, booked 87 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

Cheap flight deals from Los Angeles to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Los Angeles (LAX) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 2 September 2025.

Round-trip from

$847

One-way from

$302

Popular in

December

Cheapest in

October

Average price

$1,128

Good one-way deal

$700 or less
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 7/10-14/10
  • 2 total stops
  • 38h 55m total
  • Los Angeles to London
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 19/10
  • 1 total stop
  • 22h 15m total
  • Los Angeles to London
Highest demand for flights based on searches. 7% potential increase in price ($190 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease ($65 potential savings vs. average return price).
Average for round-trip flights in September 2025
Price to beat on a one-way flight from Los Angeles to London Heathrow.

Find flight deals from Los Angeles to Heathrow

Cheapest flights from Los Angeles to Heathrow
Explore the most affordable flight options available from Los Angeles to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 September 2025.

Tue 7/1016:40LAX - LHR
1 stop22h 15mTAP AIR PORTUGAL
Tue 14/1006:00LHR - LAX
1 stop16h 40mTAP AIR PORTUGAL
Deal found 2/9$847
Fri 24/1016:40LAX - LHR
1 stop17h 05mTAP AIR PORTUGAL
Fri 31/1019:55LHR - LAX
1 stop27h 05mTAP AIR PORTUGAL
Deal found 2/9$849
Fri 7/1119:30LAX - LHR
2 stops30h 05mScandinavian Airlines
Sun 9/1121:05LHR - LAX
2 stops27h 55mScandinavian Airlines
Deal found 1/9$921
Thu 13/1119:30LAX - LHR
2 stops33h 25mScandinavian Airlines
Sun 16/1106:40LHR - LAX
2 stops18h 20mScandinavian Airlines
Deal found 1/9$938
Tue 7/1021:30LAX - LHR
Nonstop10h 35mFinnair
Thu 30/1007:30LHR - LAX
1 stop17h 35mFinnair
Deal found 2/9$942
Fri 17/1015:30LAX - LHR
Nonstop10h 30mVirgin Atlantic
Fri 24/1006:30LHR - LAX
1 stop13h 20mVirgin Atlantic
Deal found 1/9$952
Thu 16/1019:30LAX - LHR
1 stop29h 50mScandinavian Airlines
Sun 19/1006:40LHR - LAX
2 stops41h 40mScandinavian Airlines
Deal found 31/8$954
Sat 4/1016:40LAX - LHR
1 stop17h 05mTAP AIR PORTUGAL
Mon 3/1118:30LHR - LAX
1 stop28h 30mTAP AIR PORTUGAL
Deal found 2/9$957
Tue 2/1216:45LAX - LHR
1 stop16h 45mTAP AIR PORTUGAL
Thu 11/1206:00LHR - LAX
1 stop17h 00mTAP AIR PORTUGAL
Deal found 31/8$981
Tue 30/916:40LAX - LHR
1 stop18h 10mTAP AIR PORTUGAL
Sat 11/1006:00LHR - LAX
1 stop16h 40mTAP AIR PORTUGAL
Deal found 1/9$989

Cheapflights Fare Finder

 
Customise your flight search to find flights from Los Angeles to Heathrow 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, Cheapflights users made 134,765 searches. Data last updated 2 September 2025.
Use the filters below to find and compare flights from Los Angeles to London Heathrow Airport that are best for you.

Fly from

Los Angeles

Fly to

Heathrow

Route

Departure

Return

Price

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Thu 13/11

19:30-12:55

2 stops33h 25m

London Heathrow

Sun 16/11

06:40-17:00

2 stops18h 20m

$938

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Sun 1/3

19:30-17:00

2 stops37h 30m

London Heathrow

Wed 4/3

06:40-17:00

1 stop18h 20m

$938

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Tue 28/10

18:45-12:20

Nonstop10h 35m

London Heathrow

Tue 4/11

10:20-17:05

1 stop14h 45m

$942

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Wed 15/10

13:25-08:00

Nonstop10h 35m

London Heathrow

Thu 30/10

07:30-18:05

1 stop17h 35m

$942

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Sat 4/10

16:40-17:45

1 stop17h 05m

London Heathrow

Mon 3/11

18:30-15:00

1 stop28h 30m

$957

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Tue 9/12

16:45-21:35

1 stop20h 50m

London Heathrow

Tue 16/12

06:00-15:00

1 stop17h 00m

$981

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Tue 30/9

16:40-18:50

1 stop18h 10m

London Heathrow

Sat 11/10

06:00-14:40

1 stop16h 40m

$989

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Mon 27/10

16:30-10:00

Nonstop10h 30m

London Heathrow

Wed 5/11

10:05-13:30

Nonstop11h 25m

$994

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Wed 5/11

18:00-12:30

Nonstop10h 30m

London Heathrow

Tue 11/11

15:10-18:30

Nonstop11h 20m

$994

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Tue 30/9

15:40-10:05

Nonstop10h 25m

London Heathrow

Tue 7/10

10:10-13:25

Nonstop11h 15m

$994

Flights are sorted by cheapest return flights first.

Deals found on 1/9

Showing 1-10 of 20 results
1
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Best time to book a flight from Los Angeles to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Los Angeles with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Los Angeles to London Heathrow Airport

How far ahead should I book a flight from Los Angeles to London Heathrow Airport?

Use this chart to determine the optimal time to book a return flight from Los Angeles to Heathrow. Price data was last updated on 29 August 2025.

The price you pay for your flight from Los Angeles to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 87 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Los Angeles to London Heathrow Airport?

Currently, February is the cheapest month in which you can book a flight from Los Angeles to London Heathrow Airport (average of $1,189). Flying from Los Angeles to London Heathrow Airport in December is currently the most expensive (average of $1,724). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LAX to LHR?

Find hourly flight availability from Los Angeles to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 2 September 2025.

It’s optimal to fly from Los Angeles to London Heathrow Airport in the morning. By choosing this option you can save up to 10% on the cost of your flight, compared to a flight at midday.

How much does it cost for a return flight from Los Angeles to London Heathrow Airport?

Related info for your journey

Find useful and relevant information for your journey from Los Angeles to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Los Angeles to London Heathrow?

    For a flight from Los Angeles to London Heathrow, you will be flying from Los Angeles. Los Angeles (LAX) is just 15.1 km from the centre of the city. Los Angeles is the only Los Angeles airport and it handles 51 outbound flights to London Heathrow per day. 0 airlines have flights to London Heathrow from Los Angeles on a regular basis.

  • How long is the flight from Los Angeles to London Heathrow Airport?

    Finnair, TAP AIR PORTUGAL, and British Airways can get you from Los Angeles to London Heathrow Airport in just under 10h 30m. Your travel time can differ by up to 7h 40m. The distance from Los Angeles to London Heathrow Airport is about 8753 km. This flight may include one or multiple stops.

  • What are the most reliable airlines from Los Angeles to London Heathrow Airport?

    The top 3 most reliable airlines when flying from Los Angeles to London Heathrow Airport are KLM (94%), Air France (94%) and Delta (94%).

  • What are the cheapest flights from Los Angeles to London Heathrow Airport?

    The cheapest flight price from Los Angeles to London Heathrow Airport is $457. On average you can expect to pay $713. The most popular route, (Los Angeles - London Heathrow), can usually be booked for $937.

  • Can I find deals for flights from Los Angeles to Heathrow that include hotel bookings?

    Yes. In addition to deals on Los Angeles to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Los Angeles to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Los Angeles to Heathrow.

  • Can I find deals for business class flights from Los Angeles to Heathrow?

    Yes. Cheapflights offers flight deals from Los Angeles to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Los Angeles to London Heathrow Airport?

    Currently, February is the cheapest month in which you can book a flight from Los Angeles to London Heathrow Airport (average of $1,189). Flying from Los Angeles to London Heathrow Airport in December is currently the most expensive (average of $1,724). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Poole
Royal Tunbridge Wells
Stansted
High Wycombe
Leamington Spa
Slough
Maidstone
Ilford
Hayes
Hounslow
Gatwick
Bishop's Stortford

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Need flexible booking options for your flight to Heathrow from Los Angeles? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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