Question 1

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

Accepted Answer

Our cheapest airline available from Los Angeles to London Heathrow Airport is United Airlines. Our recent data shows that you can find tickets from as low as C$ 812 on this airline. Additional options worth looking into are Delta and KLM, starting at C$ 820 and C$ 830 round-trip. You may be able to fly from Los Angeles to London Heathrow Airport for 24% less than the average price by searching for these airlines.

Question 2

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

Accepted Answer

The cheapest airline one-way is TAP AIR PORTUGAL, with whom users have recently found tickets for as low as C$ 380. However, be on the lookout for offers from JetBlue and Finnair, as they are both options that can get you from Los Angeles to London Heathrow Airport for a low price.

Question 3

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

Accepted Answer

The best time to book flights from Los Angeles to London Heathrow Airport is 80 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Question 4

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 C$ 560). Flying from Los Angeles to London Heathrow Airport in July is currently the most expensive (average of C$ 857). 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 5

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

Accepted Answer

Travelers seeking maximum savings on their Los Angeles to London Heathrow Airport flight should consider departing on Tuesday at noon when fares are most often at their lowest. Friday 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 (58 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (43 on average).

Question 7

E

Accepted Answer

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 mm 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

Looking for the cheapest flight from Los Angeles to London Heathrow Airport? While on average our users pay C$ 833, our data indicates the cheapest price to be C$ 534. The most popular route (Los Angeles - London Heathrow), is priced around C$ 771.

Question 10

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

Accepted Answer

Before booking your flight to London Heathrow Airport from Los Angeles, check out the most reliable airlines to get you to your destination on time: Air Canada (83%), Austrian Airlines (83%), United Airlines( 83%).

Question 11

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

Accepted Answer

Travellers have found that booking a Monday departure is the best way to save up to 45% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

Question 12

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

Accepted Answer

To save on the cost of your flight from Los Angeles to London Heathrow Airport, book at least 56 days before your planned departure. Booking around this time can save you about 49% on the cost of this flight compared to booking a flight leaving this week. We have found prices from C$ 968 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as C$ 1,318.

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 C$ 994 for the month, but tickets can be as low as C$ 602. 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

Unlike at noon, when flights are generally more expensive, you can save up to 21% on flights from Los Angeles to London Heathrow Airport by exploring options for tickets in the morning.

Question 15

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

Accepted Answer

Most people fly from Los Angeles (LAX) if they book a flight from Los Angeles to London Heathrow. On average, Los Angeles has 54 outbound flights to London Heathrow per day from 1 airline. Los Angeles is conveniently located just 15.1 km from Los Angeles’s city centre.

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 vacation 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

When you search for this flight from Los Angeles to Heathrow, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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, we can. To see specific flights from Los Angeles to Heathrow with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Question 22

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

Accepted Answer

Yes! Start tracking prices for Los Angeles to Heathrow flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

Round-trip from	C$ 812
One-way from	C$ 380
Popular in	June
Cheapest in	October
Average price	C$ 1,397
Good round-trip deal	C$ 999 or less
Good one-way deal	C$ 548 or less

Cheap flights from Los Angeles to London Heathrow Airport from C$ 380

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 27/7. 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 80 days in advance, depart on a Tuesday or Monday 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 12 June 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 12 June 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 round-trip flight from Los Angeles to Heathrow. Price data was last updated on 9 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 12 June 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 12 June 2025.

Rainfall in Heathrow by month

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

Temperature in Heathrow by month

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

Reviews of airlines servicing Heathrow

Get a feel of what it's like to fly with Delta, KLM and Austrian Airlines from Los Angeles to London by reading reviews from past customers. Users have also rated airlines 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 Los Angeles?

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

Top airline 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 12 June 2025.