Question 1

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

Accepted Answer

Cheapflights users have booked flights from Los Angeles to London Heathrow Airport round-trip from £408. Other airlines that can offer you cheap pricing are American Airlines, from £409, and Delta, from £410. British Airways is priced at 28% lower than the current average price of a flight leaving 3 months from now.

Question 2

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

Accepted Answer

Booking 81 days in advance of your planned departure date is, on average, the best time to get cheap flights from Los Angeles to London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Question 3

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

Accepted Answer

Currently, January is the cheapest month in which you can book a flight from Los Angeles to London Heathrow Airport (average of £112). Flying from Los Angeles to London Heathrow Airport in August is currently the most expensive (average of £164). 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.

Question 4

What is the cheapest day to fly from Los Angeles to London Heathrow Airport?

Accepted Answer

Travellers seeking maximum savings on their Los Angeles to London Heathrow Airport flight should consider departing on Monday at midday when fares are most often at their lowest. Wednesday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

Question 5

Weekly flight availability from Los Angeles to London Heathrow Airport

Accepted Answer

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 (34 on average).

Question 6

E

Accepted Answer

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.

Question 7

E

Accepted Answer

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).

Question 8

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

Accepted Answer

On average you can expect to pay £1,779 for a flight from Los Angeles to London Heathrow Airport. The cheapest flight overall is £288 while the most popular route, (Los Angeles - London Heathrow) is currently priced at £272.

Question 9

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

Accepted Answer

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Los Angeles to London Heathrow Airport on time: Air Canada (85%), Austrian Airlines (85%), United Airlines (85%).

Question 10

What are the most popular airlines that fly from Los Angeles to London Heathrow Airport?

Accepted Answer

Consider American Airlines, Air France or Finnair when booking your flight. These represent the most popular airlines when flying from Los Angeles to London Heathrow Airport.

Question 11

What is the cheapest day to fly round-trip from Los Angeles to London Heathrow Airport?

Accepted Answer

Friday flights are found to be more expensive to fly from Los Angeles to London Heathrow Airport. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to London Heathrow Airport.

Question 12

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

Accepted Answer

To save up to 51% on this flight, we recommend booking at least 56 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Los Angeles to London Heathrow Airport from £522 1-2 weeks out and tickets from £713 for flights departing within the next 72 hours.

Question 13

What is the cheapest month to fly from Los Angeles to London Heathrow Airport?

Accepted Answer

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, October can be a great choice for travel to London Heathrow Airport. Flights to London Heathrow Airport from Los Angeles in October are about £528 on average during October, but can be found for as low as £320.

Question 14

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

Accepted Answer

It’s typically best to fly out from Los Angeles to London Heathrow Airport at midday. Doing so could potentially save you 20% on the flight price compared to flying in the morning, which is usually more expensive.

Question 15

What airport do you fly from for flights from Los Angeles to London Heathrow?

Accepted Answer

Los Angeles (LAX), located 9.4 mi from the city center, is the airport you fly out of when you book flights from Los Angeles to London Heathrow. 10 airlines have flights from Los Angeles to London Heathrow on a regular basis. Booking flights from Los Angeles to London Heathrow should not be difficult; the airport handles an average of 51 outbound flights to London Heathrow per day.

Question 16

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

Accepted Answer

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

Question 17

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

Accepted Answer

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.

Question 18

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

Accepted Answer

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.

Question 19

How does Cheapflights help users find flights from Los Angeles to Heathrow?

Accepted Answer

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Heathrow from Los Angeles today with Cheapflights!

Question 20

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

Accepted Answer

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.

Question 21

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

Accepted Answer

Yes! Cheapflights helps users easily find flights from Los Angeles to Heathrow with no change fees.

Question 22

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

Accepted Answer

Not ready to book yet? You can track prices for flights from Los Angeles to Heathrow on Cheapflights with our Price Alert feature and get notified when better prices are available.

Round-trip from	£407
One-way from	£149
Popular in	June
Cheapest in	October
Average price	£677
Good round-trip deal	£459 or less
Good one-way deal	£344 or less

Airline	Cheapest	Average	Flexibility	On-time
Scandinavian Airlines	Cheapest£297	Average£435	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
Lufthansa	Cheapest£312	Average£664	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Air France	Cheapest£384	Average£547	FlexibilityNo cancel fee	On-time77%	Search Air France flights
Virgin Atlantic	Cheapest£405	Average£552	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Finnair	Cheapest£410	Average£713	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
Iberia	Cheapest£430	Average£533	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
American Airlines	Cheapest£432	Average£673	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
British Airways	Cheapest£432	Average£570	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
KLM	Cheapest£433	Average£525	FlexibilityNo cancel fee	On-time75%	Search KLM flights
United Airlines	Cheapest£485	Average£691	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

Cheap flights from Los Angeles to London Heathrow Airport from £149

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 22/7. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Los Angeles to London Heathrow are usually found in October or September, booked 81 days in advance, depart on a Tuesday or Monday and return on a Wednesday

Cheap flight deals from Los Angeles to Heathrow

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Find flight deals from Los Angeles to Heathrow

Cheapest flights from Los Angeles to HeathrowExplore 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 July 2025.

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 July 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Los Angeles to London Heathrow Airport that are best for you.

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.

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 27 June 2025.

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

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 July 2025.

What is the cheapest day to fly from Los Angeles to London Heathrow Airport?

Use this chart to determine the cheapest time to fly return from Los Angeles to Heathrow. Price data was last updated on 9 March 2025.

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 2 July 2025.

Reviews of airlines servicing Heathrow

Read reviews from past customers who have flown with Delta, Austrian Airlines, andSWISS from Los Angeles to London Heathrow Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

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

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

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

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

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

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

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

Travelling to a place near Los Angeles?

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Alternative routes for Los Angeles to Heathrow

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Top 10 airlines flying from Los Angeles to Heathrow

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How does Cheapflights help users find flights from Los Angeles to Heathrow?

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

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

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

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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 2 July 2025.