Question 1

How often are flights from Los Angeles to London delayed?

Accepted Answer

Historically, on average around 11% 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 2

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 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

Which airlines fly to London Heathrow Airport?

Accepted Answer

Virgin Atlantic, British Airways and Iberia are the top three most popular airlines that fly to London Heathrow Airport from Los Angeles according to our data. Virgin Atlantic is the first choice among our users, with 53% of people opting to fly with this airline when travelling to London Heathrow Airport. Keep in mind that there are 13 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

Question 5

Which stopover airport offers the lowest fares from Los Angeles to London Heathrow Airport?

Accepted Answer

Flights via Lisbon (LIS) offer the lowest average return price of £505.

Question 6

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 £558 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 £515 on momondo.

Question 7

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

Accepted Answer

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

Question 8

Which stopover airport has the shortest travel time from Los Angeles to London Heathrow Airport?

Accepted Answer

Flights connecting via Dublin (DUB) have the shortest average one-way travel time: 14h 40m.

Question 9

Which stopover airport has the shortest connection time from Los Angeles to London Heathrow Airport?

Accepted Answer

Dublin (DUB) has the shortest average stopover time for this route: 4h 43m.

Question 10

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

Accepted Answer

As of January 2026, there are 37 flights per day flying from Los Angeles to London Heathrow Airport. The most common time of day flights depart is 19:00, with 61% of flights taking off in the evening.

Question 11

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

Accepted Answer

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the afternoon. momondo users have found flights departing from Los Angeles to London Heathrow Airport in the afternoon for as low as £526. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at midday when prices are £628 on average. Flights to London Heathrow Airport from Los Angeles at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

Question 12

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

Accepted Answer

There are 4 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 13

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 7% of their flights experiencing any sort of delay.

Question 14

Which airport is the most popular for stopovers for flights between Los Angeles and London Heathrow Airport?

Accepted Answer

Lisbon (LIS) was the most common stop: 67% of momondo users choosing one-stop flights on this route connected there.

Question 15

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 16

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

Accepted Answer

As of January 2026, prices for Los Angeles to London Heathrow Airport flights are approximately 55% more expensive when compared to flights at the same time last year.

Question 17

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

Accepted Answer

In general, September is the cheapest month to fly from Los Angeles to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £478. The month of October is another great option to travel to London Heathrow Airport, with average flight prices from Los Angeles averaging around £478.

Question 18

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

Accepted Answer

Tuesday 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 19

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

Accepted Answer

263 flights are operational weekly from Los Angeles to London Heathrow Airport as of January 2026. The most popular departure day for this route is Mon, with 16% of flights per week taking off on this day.

Question 20

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

Accepted Answer

On average, the least expensive day to fly to London Heathrow Airport from Los Angeles is on a Monday. momondo users have found tickets for Monday departures for as low as £491. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Saturday is £583.

Question 21

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 refresh daily.

Question 22

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

Accepted Answer

There are 13 operators available for flights from Los Angeles Airport to London Heathrow Airport as of January 2026.

Question 23

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

Accepted Answer

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Los Angeles Airport to London Heathrow Airport.

Question 24

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

Accepted Answer

The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best price found	£318
Fastest flight time	10h 20m
Direct flights	Every day

Airline	Rating	Free Cancellation	Price
TAP AIR PORTUGAL	PriceFrom £308	Free Cancellation	Rating 7.1 2,130 reviews	Search TAP AIR PORTUGAL flights
Lufthansa	PriceFrom £360	Free Cancellation	Rating 6.8 7,749 reviews	Search Lufthansa flights
Aer Lingus	PriceFrom £367	Free Cancellation	Rating 7.2 1,442 reviews	Search Aer Lingus flights
British Airways	PriceFrom £378	Free Cancellation	Rating 6.7 7,702 reviews	Search British Airways flights
Air France	PriceFrom £384	Free Cancellation	Rating 7.4 1,526 reviews	Search Air France flights
United Airlines	PriceFrom £387	Free Cancellation	Rating 7.4 9,204 reviews	Search United Airlines flights
Virgin Atlantic	PriceFrom £390	Free Cancellation	Rating 7.5 678 reviews	Search Virgin Atlantic flights
Finnair	PriceFrom £395	Free Cancellation	Rating 7.6 1,356 reviews	Search Finnair flights
Iberia	PriceFrom £430	Free Cancellation	Rating 7.0 3,098 reviews	Search Iberia flights
KLM	PriceFrom £434	Free Cancellation	Rating 7.7 1,443 reviews	Search KLM flights

Cheap flights from Los Angeles to London from £241

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 17/2. 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 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 4 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 January 2026, prices for Los Angeles to London Heathrow Airport flights are approximately 55% 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?

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

Which airlines fly to London Heathrow Airport?

How often are flights from Los Angeles to London delayed?

Historically, on average around 11% 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?

Tuesday 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 7% of their flights experiencing any sort of delay.

Which airport is the most popular for stopovers for flights between Los Angeles and London Heathrow Airport?

Lisbon (LIS) was the most common stop: 67% of momondo users choosing one-stop flights on this route connected there.

Which stopover airport offers the lowest fares from Los Angeles to London Heathrow Airport?

Flights via Lisbon (LIS) offer the lowest average return price of £505.

Which stopover airport has the shortest travel time from Los Angeles to London Heathrow Airport?

Flights connecting via Dublin (DUB) have the shortest average one-way travel time: 14h 40m.

Which stopover airport has the shortest connection time from Los Angeles to London Heathrow Airport?

Dublin (DUB) has the shortest average stopover time for this route: 4h 43m.

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

As of January 2026, there are 37 flights per day flying from Los Angeles to London Heathrow Airport. The most common time of day flights depart is 19:00, with 61% of flights taking off in the evening.

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

263 flights are operational weekly from Los Angeles to London Heathrow Airport as of January 2026. The most popular departure day for this route is Mon, with 16% of flights per week 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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How far is Los Angeles to London Heathrow by plane?

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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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