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Cheap flights from Los Angeles to London Heathrow Airport from $547

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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — LHR
28 Dec — 4 Jan1
1 adult
1 adult, Economy, 0 bags

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

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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 28 November 2025.

Mon 8/1219:00LAX - LHR
Nonstop10h 30mUnited Airlines
Sat 25/407:25LHR - LAX
1 stop15h 50mUnited Airlines
Deal found 27/11$1,084
Mon 8/1207:00LAX - LHR
1 stop16h 55mUnited Airlines
Tue 23/1213:35LHR - LAX
1 stop17h 08mUnited Airlines
Deal found 26/11$1,085
Mon 8/1214:10LAX - LHR
1 stop13h 40mUnited Airlines
Wed 17/1207:40LHR - LAX
2 stops17h 45mUnited Airlines
Deal found 28/11$1,087
Wed 3/1216:35LAX - LHR
Nonstop10h 20mDelta
Sun 7/1209:00LHR - LAX
1 stop17h 45mDelta
Deal found 26/11$1,091
Wed 3/1222:30LAX - LHR
Nonstop10h 20mDelta
Mon 8/1206:30LHR - LAX
1 stop13h 15mDelta
Deal found 26/11$1,092
Wed 3/1214:10LAX - LHR
1 stop13h 40mUnited Airlines
Tue 9/1206:35LHR - LAX
1 stop16h 40mUnited Airlines
Deal found 26/11$1,094
Sat 6/1213:10LAX - LHR
2 stops18h 50mScandinavian Airlines
Sun 18/119:50LHR - LAX
2 stops29h 10mScandinavian Airlines
Deal found 25/11$1,098
Fri 5/1219:00LAX - LHR
Nonstop10h 30mUnited Airlines
Wed 6/508:45LHR - LAX
1 stop15h 40mUnited Airlines
Deal found 27/11$1,101
Wed 3/1222:30LAX - LHR
Nonstop10h 20mDelta
Sun 14/1217:20LHR - LAX
Nonstop11h 20mDelta
Deal found 27/11$1,103
Thu 4/1219:00LAX - LHR
Nonstop10h 30mUnited Airlines
Tue 9/1215:20LHR - LAX
Nonstop11h 25mUnited Airlines
Deal found 27/11$1,105
Fri 5/1208:20LAX - LHR
1 stop14h 50mUnited Airlines
Fri 12/1215:20LHR - LAX
Nonstop11h 25mUnited Airlines
Deal found 28/11$1,106

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 28 November 2025.

Round-trip from

$1,084

One-way from

$547

Popular in

December

Cheapest in

October

Average price

$1,342
Delta
  • Delta
  • 11/4-21/4
  • 1 total stop
  • 40h 26m total
  • Los Angeles to London
Search Deals
LEVEL
  • LEVEL
  • 3/3
  • 1 total stop
  • 16h 15m total
  • Los Angeles to London
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($254 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($83 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

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 28 November 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

Tue 13/1

19:00-13:30

Nonstop10h 30m

London Heathrow

Sat 24/1

06:30-13:05

1 stop14h 35m

$1,087

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Sat 17/1

16:35-10:55

Nonstop10h 20m

London Heathrow

Wed 6/5

06:30-11:50

1 stop13h 20m

$1,089

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Thu 12/3

13:40-16:00

2 stops19h 20m

London Heathrow

Tue 7/4

18:40-16:50

1 stop30h 10m

$1,089

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Sat 31/1

11:35-09:30

1 stop13h 55m

London Heathrow

Wed 4/2

09:20-23:56

1 stop22h 36m

$1,092

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Sun 19/4

19:10-18:30

1 stop15h 20m

London Heathrow

Sat 2/5

10:20-16:50

1 stop14h 30m

$1,105

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Mon 12/1

07:45-09:20

2 stops17h 35m

London Heathrow

Sat 17/1

10:20-17:00

1 stop14h 40m

$1,110

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Fri 9/1

19:00-13:30

Nonstop10h 30m

London Heathrow

Mon 12/1

15:20-18:45

Nonstop11h 25m

$1,115

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Thu 22/1

16:35-10:55

Nonstop10h 20m

London Heathrow

Mon 26/1

17:20-20:40

Nonstop11h 20m

$1,115

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Fri 20/3

08:30-07:10

1 stop15h 40m

London Heathrow

Fri 27/3

15:20-19:45

Nonstop11h 25m

$1,117

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Thu 15/1

19:00-13:30

Nonstop10h 30m

London Heathrow

Mon 19/1

15:20-18:45

Nonstop11h 25m

$1,117

Flights are sorted by cheapest return flights first.

Deals found on 26/11

Showing 1-10 of 22 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 21 November 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, January is the cheapest month in which you can book a flight from Los Angeles to London Heathrow Airport (average of $828). Flying from Los Angeles to London Heathrow Airport in June is currently the most expensive (average of $1,222). 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 28 November 2025.

When flying from Los Angeles to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 45 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, Delta, and Scandinavian Airlines can get you from Los Angeles to London Heathrow Airport in just under 10h 20m. Your travel time can differ by up to 9h. 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 Air Canada (90%), Austrian Airlines (90%) and United Airlines (90%).

  • 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, January is the cheapest month in which you can book a flight from Los Angeles to London Heathrow Airport (average of $828). Flying from Los Angeles to London Heathrow Airport in June is currently the most expensive (average of $1,222). 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
Hounslow
Gatwick
Hayes
Bishop's Stortford

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Why should you use Cheapflights to find cheap flight tickets from Los Angeles to Heathrow?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Heathrow from Los Angeles.

Can Cheapflights find flights from Los Angeles to Heathrow with no change fees?

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.

Can Cheapflights notify me if prices for flights from Los Angeles to Heathrow become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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