Question 1

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

Accepted Answer

Currently, January is the cheapest month in which you can book a flight from Lille to London Heathrow Airport (average of £112). Flying from Lille 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 2

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 3

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 4

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

Accepted Answer

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 31 days in advance, which can save you up to 72% on flights from Lille to London Heathrow Airport compared to booking the week you need them. Waiting 31 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £182. For sooner than that we have options available in the next 3 days from £231.

Question 5

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

Accepted Answer

The best pricing can be found in the month of September. Prices to London Heathrow Airport from Lille average £211. You can even find prices in September for less than £211, as users have found deals to London Heathrow Airport from as low as £148. The month of December appears to be one of the more expensive times to travel to London Heathrow Airport from Lille. Flying in the targeted month can save you up to 25%.

Question 6

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

Accepted Answer

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Lille to London Heathrow Airport as you normally would.

Question 7

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

Accepted Answer

If you book a flight to London Heathrow from Lille, you will be flying from Lesquin, which is the city’s only airport. Lille Lesquin (LIL) is located 4.9 mi from the center of Lille. There are 0 flights from Lesquin to London Heathrow per day from 0 different airlines.

Question 8

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

Accepted Answer

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

Question 9

How can I find direct flights from Lille 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 Lille to Heathrow.

Question 10

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

Accepted Answer

Yes. Cheapflights offers flight deals from Lille 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 11

How does Cheapflights help users find flights from Lille to Heathrow?

Accepted Answer

Cheapflights makes it easy to find Lille to Heathrow flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Question 12

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

Accepted Answer

Cheapflights simply makes it quick and affordable to book flights from Lille to Heathrow by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Question 13

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

Accepted Answer

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

Question 14

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

Accepted Answer

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Heathrow from Lille today and book when prices fit your budget.

Round-trip from	£174
One-way from	£127
Popular in	December
Cheapest in	September
Average price	£187

Cheap flights from Lille to London Heathrow Airport from £127

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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapest flights from Lille to HeathrowExplore the most affordable flight options available from Lille to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 August 2025.

Explore the most affordable flight options available from Lille to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 August 2025.

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Best time to book a flight from Lille to Heathrow

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Related info for your journey

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

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

How can I find direct flights from Lille to Heathrow?

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

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

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How does Cheapflights help users find flights from Lille to Heathrow?

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

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

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

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Cheapest flights from Lille to Heathrow
Explore the most affordable flight options available from Lille to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 August 2025.