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Cheap flights from Los Angeles to London Heathrow Airport from $361

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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — LHR
17 Oct — 24 Oct1
1 adult
1 adult, Economy

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 Wednesday or Thursday 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 17 September 2025.

Round-trip from

$842

One-way from

$361

Popular in

December

Cheapest in

October

Average price

$1,124

Good round-trip deal

$1,199 or less
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 24/10-31/10
  • 2 total stops
  • 48h 25m total
  • Los Angeles to London
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TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 11/10
  • 1 total stop
  • 36h 05m total
  • Los Angeles to London
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($194 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease ($64 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Los Angeles to London Heathrow.
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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 17 September 2025.

Fri 24/1016:40LAX - LHR
1 stop21h 20mTAP AIR PORTUGAL
Fri 31/1019:55LHR - LAX
1 stop27h 05mTAP AIR PORTUGAL
Deal found 15/9$842
Mon 17/1119:30LAX - LHR
2 stops29h 25mScandinavian Airlines
Thu 20/1106:40LHR - LAX
1 stop18h 20mScandinavian Airlines
Deal found 16/9$888
Fri 7/1119:30LAX - LHR
2 stops30h 05mScandinavian Airlines
Mon 10/1106:40LHR - LAX
1 stop18h 20mScandinavian Airlines
Deal found 15/9$900
Wed 15/1016:40LAX - LHR
Nonstop10h 30mUnited Airlines
Wed 22/1008:40LHR - LAX
1 stop15h 50mUnited Airlines
Deal found 17/9$927
Fri 5/1219:30LAX - LHR
2 stops30h 05mScandinavian Airlines
Sun 7/1221:05LHR - LAX
2 stops27h 55mScandinavian Airlines
Deal found 16/9$929
Tue 7/1021:30LAX - LHR
Nonstop10h 35mFinnair
Thu 30/1010:20LHR - LAX
1 stop14h 45mFinnair
Deal found 15/9$932
Wed 8/1016:40LAX - LHR
Nonstop10h 30mUnited Airlines
Wed 15/1006:55LHR - LAX
1 stop16h 20mUnited Airlines
Deal found 17/9$934
Thu 6/1113:12LAX - LHR
2 stops20h 28mScandinavian Airlines
Mon 17/1110:20LHR - LAX
1 stop14h 40mScandinavian Airlines
Deal found 17/9$935
Tue 21/1006:00LAX - LHR
2 stops19h 35mScandinavian Airlines
Thu 30/1019:50LHR - LAX
2 stops29h 10mScandinavian Airlines
Deal found 17/9$937
Thu 6/1113:12LAX - LHR
2 stops20h 28mScandinavian Airlines
Mon 10/1110:20LHR - LAX
1 stop14h 40mScandinavian Airlines
Deal found 15/9$939

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 17 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

Mon 5/1

07:55-10:15

1 stop18h 20m

London Heathrow

Mon 12/1

12:05-16:35

1 stop36h 30m

$935

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Thu 6/11

13:12-17:40

2 stops20h 28m

London Heathrow

Mon 17/11

10:20-17:00

1 stop14h 40m

$935

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Thu 30/10

13:12-18:30

2 stops22h 18m

London Heathrow

Thu 6/11

07:05-17:00

2 stops17h 55m

$939

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Mon 29/9

16:40-11:10

Nonstop10h 30m

London Heathrow

Thu 9/10

13:05-16:15

Nonstop11h 10m

$957

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Thu 13/11

13:10-17:40

2 stops20h 30m

London Heathrow

Fri 21/11

10:20-17:00

1 stop14h 40m

$957

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Sun 28/9

08:05-09:35

1 stop17h 30m

London Heathrow

Thu 16/10

13:05-16:15

Nonstop11h 10m

$957

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Wed 22/10

16:40-11:10

Nonstop10h 30m

London Heathrow

Wed 29/10

13:25-11:44

1 stop29h 19m

$957

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Tue 21/10

16:40-11:10

Nonstop10h 30m

London Heathrow

Fri 31/10

15:20-19:45

Nonstop11h 25m

$959

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Tue 21/10

16:40-11:10

Nonstop10h 30m

London Heathrow

Wed 29/10

15:20-19:45

Nonstop11h 25m

$959

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Thu 8/1

13:45-16:00

2 stops18h 15m

London Heathrow

Thu 22/1

07:05-17:00

2 stops17h 55m

$962

Flights are sorted by cheapest return flights first.

Deals found on 17/9

Showing 1-10 of 24 results
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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 12 September 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 $1,736). 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 17 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 7% on the cost of your flight, compared to a flight at midday.

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 53 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?

    United Airlines and Scandinavian Airlines can get you from Los Angeles to London Heathrow Airport in just under 18h 20m. Your travel time can differ by up to 3h 58m. The distance from Los Angeles to London Heathrow Airport is about 8753 km. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Los Angeles to London Heathrow Airport one-way?

    The cheapet airlines for a one-way flight from Los Angeles to London Heathrow Airport are TAP AIR PORTUGAL ($412), LEVEL ($527), and Delta ($626).

  • 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 (96%), Air France (96%) and Delta (96%).

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

    The cheapest flight price from Los Angeles to London Heathrow Airport is $754. On average you can expect to pay $1,282. The most popular route, (Los Angeles - London Heathrow), can usually be booked for $925.

  • 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 $1,736). 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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