Question 1

What is the cheapest Los Angeles to London Heathrow flight route?

Accepted Answer

Fly from Los Angeles to London Heathrow for the best Los Angeles - London Heathrow flight prices

Question 2

How often are flights from Los Angeles to London delayed?

Accepted Answer

Historically, on average around 12% of flights between Los Angeles and London have experienced a delay on any given week. The average delay length over the past 12 months has been 157 minutes.

Question 3

Can stopping save me money on Los Angeles to London Heathrow Airport flights?

Accepted Answer

You could potentially save up to 34% on your flight if you consider stops on a Los Angeles to London Heathrow Airport flight.

Question 4

What is the most punctual flight time for Los Angeles to London flights?

Accepted Answer

Generally, flights departing in the evening tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

Question 5

What is the cheapest airline that flies from Los Angeles to London Heathrow?

Accepted Answer

JetBlue and WestJet are the most popular carriers operating from Los Angeles to London Heathrow

Question 6

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

Accepted Answer

At midday is the cheapest time of day to fly from Los Angeles to London Heathrow Airport when you can find flight prices for as low as $881. Flying to London Heathrow Airport at midday is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to London Heathrow Airport is in the evening when prices are around $1,031.

Question 7

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Thursday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Question 8

What is the cheapest month to fly to London Heathrow Airport?

Accepted Answer

The month of October is, on average, the cheapest month to fly to London Heathrow Airport from Los Angeles, with most prices found around $986. If you aren’t able to travel during the month of October, then book flights to London Heathrow Airport from Los Angeles during September instead. Flights to London Heathrow Airport in September, while not as cheap as those in October, still average around $991.

Question 9

How many flights depart from Los Angeles to London Heathrow Airport on average per week?

Accepted Answer

As of December 2025, 363 flights take off from Los Angeles and land in London Heathrow Airport each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.

Question 10

How have Los Angeles to London Heathrow Airport flight prices changed over time?

Accepted Answer

As of December 2025, prices for Los Angeles to London Heathrow Airport flights are approximately 27% more expensive when compared to flights at the same time last year.

Question 11

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

Accepted Answer

You are more likely to see cheaper flights to London Heathrow Airport from Los Angeles when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $1,158 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Los Angeles for as low as $1,070 on momondo.

Question 12

What is the cheapest day to depart on your flight to London Heathrow Airport?

Accepted Answer

Our data shows that Saturday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $889. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Los Angeles to London Heathrow Airport for around $1,244.

Question 13

What is the typical price of a round-trip flight between Los Angeles and London Heathrow Airport?

Accepted Answer

Prices are currently low for flights on this route.Typical prices usually range from $1,223 to $2,180.
The lowest price recently found on this route was $934.

Question 14

Which airline has the best punctuality record on Los Angeles to London flights?

Accepted Answer

According to our data, Virgin Atlantic have had the fewest delays on this route over the last 12 months, with about 9% of their flights experiencing any sort of delay.

Question 15

What cabin class options are available on Los Angeles to London Heathrow flights?

Accepted Answer

There are 3 cabin classes available to choose from on Los Angeles to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Question 16

How many flights depart from Los Angeles to London Heathrow Airport on average per day?

Accepted Answer

51 flights are operational daily from Los Angeles to London Heathrow Airport as of December 2025. The most popular departure time for this route is 19:00, with 60% of flights per day taking off in the evening.

Question 17

When did momondo last update prices for flights from Los Angeles Airport to London Heathrow Airport?

Accepted Answer

Prices for flights from Los Angeles Airport to London Heathrow Airport are refreshed on a daily basis.

Question 18

How many operators does momondo search for flights from Los Angeles Airport to London Heathrow Airport?

Accepted Answer

As of December 2025, there is 1 operator available to choose from for flights from Los Angeles Airport to London Heathrow Airport.

Question 19

How old do you have to be to fly from Los Angeles Airport to London Heathrow Airport?

Accepted Answer

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Los Angeles Airport to London Heathrow Airport.

Question 20

What documentation or ID do you need to fly to London Heathrow Airport?

Accepted Answer

The necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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Fastest flight time	10h 30m
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Cheap flights from Los Angeles to London from $548

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Los Angeles to London departing on 13/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Los Angeles to London Heathrow Airport

What is the typical price of a round-trip flight between Los Angeles and London Heathrow Airport?

What is the cheapest month to fly to London Heathrow Airport?

What is the cheapest day to depart on your flight to London Heathrow Airport?

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

What is the cheapest Los Angeles to London Heathrow flight route?

Fly from Los Angeles to London Heathrow for the best Los Angeles - London Heathrow flight prices

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

What cabin class options are available on Los Angeles to London Heathrow flights?

There are 3 cabin classes available to choose from on Los Angeles to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Los Angeles to London Heathrow Airport flights?

You could potentially save up to 34% on your flight if you consider stops on a Los Angeles to London Heathrow Airport flight.

How have Los Angeles to London Heathrow Airport flight prices changed over time?

As of December 2025, prices for Los Angeles to London Heathrow Airport flights are approximately 27% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Los Angeles to London Heathrow?

JetBlue and WestJet are the most popular carriers operating from Los Angeles to London Heathrow

How often are flights from Los Angeles to London delayed?

Historically, on average around 12% of flights between Los Angeles and London have experienced a delay on any given week. The average delay length over the past 12 months has been 157 minutes.

What is the most punctual flight time for Los Angeles to London flights?

Generally, flights departing in the evening tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Thursday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Los Angeles to London flights?

According to our data, Virgin Atlantic have had the fewest delays on this route over the last 12 months, with about 9% of their flights experiencing any sort of delay.

How many flights depart from Los Angeles to London Heathrow Airport on average per day?

51 flights are operational daily from Los Angeles to London Heathrow Airport as of December 2025. The most popular departure time for this route is 19:00, with 60% of flights per day taking off in the evening.

How many flights depart from Los Angeles to London Heathrow Airport on average per week?

As of December 2025, 363 flights take off from Los Angeles and land in London Heathrow Airport each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.

When to book flights from Los Angeles to London Heathrow Airport

Cheap Los Angeles to London Heathrow Airport (LAX to LHR) flight deals and tips

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When did momondo last update prices for flights from Los Angeles Airport to London Heathrow Airport?

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How old do you have to be to fly from Los Angeles Airport to London Heathrow Airport?

What documentation or ID do you need to fly to London Heathrow Airport?

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What is the most popular airline from Los Angeles to London Heathrow Airport?

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