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Cheap flights from Los Angeles to London Heathrow Airport from $461

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 2/8. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — LHR
16 Jun — 23 Jun1
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 Friday

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 11 June 2025.

Round-trip from

$984

One-way from

$461

Popular in

June

Cheapest in

October

Average price

$1,716

Good round-trip deal

$869 or less
Austrian Airlines
  • Austrian Airlines
  • 18/8-31/8
  • 2 total stops
  • 30h 20m total
  • Los Angeles to London
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 2/8
  • 1 total stop
  • 21h 20m total
  • Los Angeles to London
Highest demand for flights based on searches. 16% potential increase in price ($414 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease ($63 potential savings vs. average return price).
Average for round-trip flights in June 2025
Price to beat on a round-trip 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 11 June 2025.

Mon 18/815:05LAX - LHR
1 stop15h 15mAustrian Airlines
Sun 31/806:00LHR - LAX
1 stop15h 05mAustrian Airlines
Deal found 11/6$984
Sat 30/821:55LAX - LHR
1 stop29h 55mUnited Airlines
Mon 8/913:05LHR - LAX
Nonstop11h 10mUnited Airlines
Deal found 10/6$986
Tue 7/1019:30LAX - LHR
1 stop15h 00mScandinavian Airlines
Thu 16/1010:20LHR - LAX
1 stop14h 00mScandinavian Airlines
Deal found 10/6$987
Tue 2/915:13LAX - LHR
1 stop13h 57mDelta
Fri 3/1012:55LHR - LAX
1 stop16h 36mDelta
Deal found 10/6$989
Sun 3/807:11LAX - LHR
1 stop18h 29mMultiple Airlines
Tue 19/817:50LHR - LAX
2 stops33h 50mMultiple Airlines
Deal found 10/6$1,012
Mon 14/713:50LAX - LHR
1 stop12h 55mKLM
Sat 23/808:40LHR - LAX
1 stop14h 10mKLM
Deal found 9/6$1,014
Sun 21/915:45LAX - LHR
Nonstop10h 25mBritish Airways
Tue 21/1014:20LHR - LAX
Nonstop11h 15mBritish Airways
Deal found 10/6$1,017
Tue 22/715:15LAX - LHR
1 stop13h 55mVirgin Atlantic
Tue 29/712:25LHR - LAX
1 stop15h 58mVirgin Atlantic
Deal found 9/6$1,038
Wed 3/1219:20LAX - LHR
Nonstop10h 40mFinnair
Tue 16/1210:20LHR - LAX
1 stop14h 45mFinnair
Deal found 11/6$1,052
Mon 18/814:49LAX - LHR
2 stops19h 01mSWISS
Tue 26/813:45LHR - LAX
1 stop34h 45mSWISS
Deal found 11/6$1,062
Thu 7/817:30LAX - LHR
2 stops20h 05mBrussels Airlines
Sat 23/811:05LHR - LAX
2 stops37h 50mBrussels Airlines
Deal found 10/6$1,113
Sun 21/916:40LAX - LHR
1 stop18h 10mTAP AIR PORTUGAL
Thu 25/918:45LHR - LAX
1 stop27h 50mTAP AIR PORTUGAL
Deal found 9/6$1,239

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 11 June 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 18/8

15:05-14:20

1 stop15h 15m

London Heathrow

Sun 31/8

06:00-13:05

1 stop15h 05m

$984

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Sat 30/8

21:55-11:50

1 stop29h 55m

London Heathrow

Mon 8/9

13:05-16:15

Nonstop11h 10m

$986

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Tue 7/10

19:30-17:40

1 stop14h 10m

London Heathrow

Fri 17/10

10:20-16:20

1 stop14h 00m

$987

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Tue 2/9

15:13-13:10

1 stop13h 57m

London Heathrow

Fri 3/10

12:55-21:31

1 stop16h 36m

$989

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Sun 3/8

07:11-09:40

1 stop18h 29m

London Heathrow

Tue 19/8

17:50-19:40

2 stops33h 50m

$1,012

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Mon 14/7

13:50-10:45

1 stop12h 55m

London Heathrow

Sat 23/8

08:40-14:50

1 stop14h 10m

$1,014

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Sun 21/9

15:45-10:10

Nonstop10h 25m

London Heathrow

Tue 21/10

14:20-17:35

Nonstop11h 15m

$1,017

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Tue 22/7

15:15-13:10

1 stop13h 55m

London Heathrow

Tue 29/7

12:25-20:23

1 stop15h 58m

$1,038

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Wed 3/12

19:20-14:00

Nonstop10h 40m

London Heathrow

Tue 16/12

10:20-17:05

1 stop14h 45m

$1,052

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Mon 18/8

14:49-16:25

2 stops17h 36m

London Heathrow

Thu 28/8

18:40-16:30

1 stop29h 50m

$1,062

Flights are sorted by cheapest return flights first.

Deals found on 10/6

Showing 1-10 of 30 results
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2
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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 23 May 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 $1,674). 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 11 June 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 27% on the cost of your flight, compared to a flight at midday.

Weekly flight availability from Los Angeles to London Heathrow Airport

Explore weekly flight availability from Los Angeles to Heathrow. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 11 June 2025.

The most flights from LAX to LHR are scheduled on a Monday (58 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (43 on average).

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated 11 June 2025.
Peruse reviews from past customers who have flown with Delta, KLM and Austrian Airlines from Los Angeles to London to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very Good

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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 55 outbound flights to London Heathrow per day. 0 airlines have flights to London Heathrow from Los Angeles on a regular basis.

  • What are the cheapest airlines flying from Los Angeles to London Heathrow Airport round-trip?

    According to our current data, Austrian Airlines ($984), United Airlines ($986), and Scandinavian Airlines ($987) offers the cheapest pricing from Los Angeles to London Heathrow Airport. These flights start at 24% lower than the current average price 3 months from now.

  • 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 ($461), JetBlue ($590), and Finnair ($610).

  • 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 (83%), Austrian Airlines (83%) and United Airlines (83%).

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

    The cheapest flight price from Los Angeles to London Heathrow Airport is $862. On average you can expect to pay $990. The most popular route, (Los Angeles - London Heathrow), can usually be booked for $982.

  • 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 $1,674). 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

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