Question 1

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

Accepted Answer

According to our current data, United Airlines ($897), Finnair ($902), and Austrian Airlines ($912) offers the cheapest pricing from Los Angeles to London Heathrow Airport. These flights start at 31% lower than the current average price 3 months from now. Find deals

Question 2

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

Accepted Answer

The cheapet airlines for a one-way flight from Los Angeles to London Heathrow Airport are TAP AIR PORTUGAL ($398), WestJet ($515), and Finnair ($618). Find deals

Question 3

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

Accepted Answer

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 35 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date. Find deals

Question 4

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

Accepted Answer

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 $1,683). 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. Find deals

Question 5

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 Wednesday afternoons when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Question 6

Weekly flight availability from Los Angeles to London Heathrow Airport

Accepted Answer

The most flights from LAX to LHR are scheduled on a Monday (59 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (54 on average).

Question 7

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 8

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 9

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

Accepted Answer

The cheapest flight price from Los Angeles to London Heathrow Airport is $729. On average you can expect to pay $1,288. The most popular route, (Los Angeles - London Heathrow), can usually be booked for $775.

Question 10

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

Accepted Answer

The top 3 most reliable airlines when flying from Los Angeles to London Heathrow Airport are Air Canada (86%), Austrian Airlines (86%) and United Airlines (86%).

Question 11

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

Accepted Answer

Users have found that flying from Los Angeles to London Heathrow Airport on a Monday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

Question 12

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

Accepted Answer

Travellers have found it’s best to book a flight 32 days in advance to save up to 37% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 32 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Los Angeles to London Heathrow Airport 1-2 weeks in advance for as low as $1,156, or $1,601 for flights within the next 24 hours.

Question 13

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

Accepted Answer

Our data shows that October tends to be the cheapest month to fly to London Heathrow Airport from Los Angeles. Users have commonly found prices around $1,206 for the month, but tickets can be as low as $755. Due to multiple factors, prepare for potentially higher prices in December.

Question 14

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

Accepted Answer

It’s optimal to fly from Los Angeles to London Heathrow Airport in the morning. By choosing this option you can save up to 2% on the cost of your flight, compared to a flight at midday.

Question 15

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

Accepted Answer

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

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

Cheapflights helps you search for flights from Los Angeles to Heathrow via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

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.

Question 22

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

Accepted Answer

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!

Round-trip from	$897
One-way from	$398
Popular in	December
Cheapest in	October
Average price	$1,489
Good round-trip deal	$917 or less
Good one-way deal	$1,201 or less

Cheap flights from Los Angeles to London Heathrow Airport from $398

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.

Cheapflights Tip: The best prices from Los Angeles to London Heathrow are usually found in October or September, booked 35 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

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 15 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 15 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 11 July 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 15 July 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 15 July 2025.

Reviews of airlines servicing Heathrow

See what other customers who have flown with Delta, Austrian Airlines, andFinnair from Los Angeles to London Heathrow Airport have to say. You can also see how each airline compares 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 cheapest airlines to fly from Los Angeles to London Heathrow Airport one-way?

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 London Heathrow Airport?

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Complete your trip to Heathrow by adding a car hire and/or hotel booking to your travel itinerary.

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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 15 July 2025.