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

The cheapest airline one-way is British Airways, with whom users have recently found tickets for as low as £28. However, be on the lookout for offers from KLM and Lufthansa, as they are both options that can get you from Luxembourg to London Heathrow Airport for a low price.

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

Travellers seeking maximum savings on their Luxembourg to London Heathrow Airport flight should consider departing on Thursday evenings when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

What are the cheapest flights from Luxembourg to London Heathrow Airport?

The cheapest flight price from Luxembourg to London Heathrow Airport is £21. On average you can expect to pay £62. The most popular route, (Luxembourg - London Heathrow), can usually be booked for £63.

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

Before booking your flight to London Heathrow Airport from Luxembourg, check out the most reliable airlines to get you to your destination on time: American Airlines (63%), Qatar Airways (63%), British Airways( 63%).

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

Sunday flights are found to be more expensive to fly from Luxembourg to London Heathrow Airport. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to London Heathrow Airport.

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

Users have found that booking a flight from Luxembourg to London Heathrow Airport at least 45 days early can save you up to 170% on average compared to booking a flight this week. If booking 45 days before your flight isn’t an option for you, users have found flights from Luxembourg to London Heathrow Airport for as little as £124 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as £178 for flights departing within the next 3 days.

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

February is one of the best times of the year to fly to London Heathrow Airport from Luxembourg. Prices for February average £94 per person but you can even find prices for as low as £30. The most expensive prices can be found in the month of December. Opting for a February flight can save you 42% on your journey compared to booking in December

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

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

How can I find direct flights from Luxembourg to Heathrow?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Luxembourg to Heathrow.

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

Yes. Cheapflights offers flight deals from Luxembourg 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.

£132+ Flights from Luxembourg to London Heathrow Airport

Cheap flight deals from Luxembourg to Heathrow

Round-trip from	£68
One-way from	£28
Popular in	December
Cheapest in	February
Average price	£70
Good round-trip deal	£65 or less
Good one-way deal	£46 or less

British Airways
11/6-25/6
Nonstop
2h 40m total
Luxembourg to London

Search Deals

British Airways
9/5
Nonstop
1h 20m total
Luxembourg to London

Search Deals

Highest demand for flights based on searches. 3% potential increase in price (£2 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£4 potential savings vs. average return price).

Search Deals

Average for round-trip flights in February 2025

Search Deals

Price to beat on a round-trip flight from Luxembourg to London Heathrow.

Search Deals

Price to beat on a one-way flight from Luxembourg to London Heathrow.

Search Deals

Find flight deals from Luxembourg to Heathrow

Cheapest flights from Luxembourg to Heathrow
Explore the most affordable flight options available from Luxembourg to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 February 2025.

Tue 26/822:05LUX - LHR

Nonstop1h 20mBritish Airways

Wed 27/808:20LHR - LUX

Nonstop1h 20mBritish Airways

Deal found 22/2£66

Mon 21/721:05LUX - LHR

Nonstop1h 20mMultiple Airlines

Tue 22/706:20LHR - LUX

1 stop6h 25mMultiple Airlines

Deal found 22/2£118

Fri 28/314:45LUX - LHR

1 stop7h 05mKLM

Mon 31/320:55LHR - LUX

1 stop9h 45mKLM

Deal found 22/2£135

Sat 22/309:40LUX - LHR

1 stop4h 20mLufthansa

Wed 26/311:10LHR - LUX

1 stop4h 20mLufthansa

Deal found 22/2£148

Thu 27/219:05LUX - LHR

1 stop3h 35mSWISS

Mon 3/313:45LHR - LUX

1 stop23h 15mSWISS

Deal found 22/2£191

Best flights from Luxembourg to Heathrow
Discover carefully curated flight deals from Luxembourg to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 February 2025.

Wed 11/621:35LUX - LHR

Nonstop1h 20mBritish Airways

Wed 25/618:30LHR - LUX

Nonstop1h 20mBritish Airways

Deal found 22/2£68

Mon 21/721:05LUX - LHR

Nonstop1h 20mMultiple Airlines

Tue 22/706:20LHR - LUX

1 stop6h 25mMultiple Airlines

Deal found 22/2£118

Fri 28/314:45LUX - LHR

1 stop7h 05mKLM

Mon 31/320:55LHR - LUX

1 stop9h 45mKLM

Deal found 22/2£135

Sat 22/309:40LUX - LHR

1 stop4h 20mLufthansa

Tue 25/313:50LHR - LUX

1 stop4h 50mLufthansa

Deal found 22/2£148

Fri 21/310:55LUX - LHR

1 stop6h 25mSWISS

Wed 26/309:00LHR - LUX

2 stops8h 50mSWISS

Deal found 22/2£193

Last-minute flights from Luxembourg to Heathrow
Discover last-minute flight deals from Luxembourg to Heathrow. Data last updated 22 February 2025 and is based on user searches.

Thu 27/219:05LUX - LHR

1 stop3h 35mSWISS

Mon 3/313:45LHR - LUX

1 stop23h 15mSWISS

Deal found 22/2£191

Thu 27/219:05LUX - LHR

1 stop3h 35mMultiple Airlines

Mon 3/310:30LHR - LUX

1 stop6h 20mMultiple Airlines

Deal found 22/2£198

Fri 28/214:45LUX - LHR

1 stop5h 30mKLM

Mon 3/308:40LHR - LUX

1 stop4h 35mKLM

Deal found 22/2£176

Sat 1/311:30LUX - LHR

Nonstop1h 40mBritish Airways

Tue 4/307:10LHR - LUX

Nonstop1h 20mBritish Airways

Deal found 22/2£184

Sun 2/316:50LUX - LHR

1 stop7h 05mLufthansa

Sun 9/307:40LHR - LUX

1 stop11h 30mLufthansa

Deal found 22/2£178

Thu 20/311:00LUX - LHR

Nonstop1h 40mBritish Airways

Wed 26/313:55LHR - LUX

Nonstop1h 20mBritish Airways

Deal found 22/2£104

Fri 21/315:20LUX - LHR

1 stop4h 55mSWISS

Mon 24/312:05LHR - LUX

1 stop5h 05mSWISS

Deal found 22/2£155

Sat 22/315:20LUX - LHR

1 stop5h 45mMultiple Airlines

Sat 29/308:10LHR - LUX

Nonstop1h 20mMultiple Airlines

Deal found 22/2£127

Sat 22/309:40LUX - LHR

1 stop4h 20mLufthansa

Tue 25/313:50LHR - LUX

1 stop4h 50mLufthansa

Deal found 22/2£148

Fri 28/314:45LUX - LHR

1 stop7h 05mKLM

Mon 31/320:55LHR - LUX

1 stop9h 45mKLM

Deal found 22/2£135

One-way flights from Luxembourg to Heathrow
Search for one-way flight options from Luxembourg to Heathrow. Find affordable one-way fares based on user searches. Data last updated 22 February 2025.

Fri 9/521:15LUX - LHR

Nonstop1h 20mBritish Airways

Deal found 22/2£28

Fri 21/306:10LUX - LHR

1 stop3h 50mKLM

Deal found 22/2£70

Sun 16/316:50LUX - LHR

1 stop5h 10mLufthansa

Deal found 22/2£73

Sat 7/619:10LUX - LHR

1 stop3h 35mSWISS

Deal found 22/2£85

Wed 23/407:55LUX - LHR

2 stops13h 10mMultiple Airlines

Deal found 22/2£101

Mon 28/406:00LUX - LHR

2 stops17h 55mTAP AIR PORTUGAL

Deal found 22/2£325

Find flights from Luxembourg to Heathrow within your budget

Fly from

Fly to

Route

Depart

Return

Price

LuxembourgLondon

LUX - LHR

LUXLHR

Luxembourg

Wed 11/6

21:35-21:55

Nonstop1h 20m

London Heathrow

Wed 25/6

18:30-20:50

Nonstop1h 20m

£68

LuxembourgLondon

LUX - LHR

LUXLHR

Luxembourg

Mon 21/7

21:05-21:25

Nonstop1h 20m

London Heathrow

Tue 22/7

06:20-13:45

1 stop6h 25m

£118

LuxembourgLondon

LUX - LHR

LUXLHR

Luxembourg

Fri 28/3

14:45-20:50

1 stop7h 05m

London Heathrow

Mon 31/3

20:55-07:40

1 stop9h 45m

£135

LuxembourgLondon

LUX - LHR

LUXLHR

Luxembourg

Sat 22/3

09:40-13:00

1 stop4h 20m

London Heathrow

Wed 26/3

11:10-16:30

1 stop4h 20m

£148

LuxembourgLondon

LUX - LHR

LUXLHR

Luxembourg

Fri 21/3

10:55-16:20

1 stop6h 25m

London Heathrow

Wed 26/3

09:00-18:50

2 stops8h 50m

£193

LuxembourgLondon

LUX - LHR

LUXLHR

Luxembourg

Fri 9/5

21:15-21:35

Nonstop1h 20m

£28

LuxembourgLondon

LUX - LHR

LUXLHR

Luxembourg

Fri 21/3

06:10-09:00

1 stop3h 50m

£70

LuxembourgLondon

LUX - LHR

LUXLHR

Luxembourg

Sun 16/3

16:50-21:00

1 stop5h 10m

£73

LuxembourgLondon

LUX - LHR

LUXLHR

Luxembourg

Sat 7/6

19:10-21:45

1 stop3h 35m

£85

LuxembourgLondon

LUX - LHR

LUXLHR

Luxembourg

Wed 23/4

07:55-20:05

2 stops13h 10m

£101

Flights are sorted by cheapest return flights first.

Deals found on 22/2

Showing 1-10 of 11 results

Best time to book a flight from Luxembourg to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Luxembourg with our price prediction graph.

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Luxembourg to Heathrow

Get recent, data-driven insights about flights from Luxembourg to Heathrow including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from Luxembourg to London Heathrow Airport (average of £112). Flying from Luxembourg to London Heathrow Airport in August is currently the most expensive (average of £163). 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.

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

It’s optimal to fly from Luxembourg to London Heathrow Airport in the afternoon. By choosing this option you can save up to 55% on the cost of your flight, compared to a flight in the morning.

Rainfall in Heathrow by month

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.

Temperature in Heathrow by month

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).

Reviews of airlines servicing Heathrow

See what other customers who have flown with KLM, SWISS and TAP AIR PORTUGAL from Luxembourg to London have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.8

Good

1,332 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

KLM

7.8

Good

1,332 reviews

KLM

7.8

Good

1,332 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

SWISS

7.5

Good

1,568 reviews

KLM

7.8

Good

1,332 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

TAP AIR PORTUGAL

7.2

Good

1,840 reviews

KLM

7.8

Good

1,332 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Lufthansa

6.7

Okay

6,987 reviews

KLM

7.8

Good

1,332 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

British Airways

6.6

Okay

6,754 reviews

KLM

7.8

Good

1,332 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Related info for your journey

What are the cheapest airlines to fly from Luxembourg to London Heathrow Airport one-way?
The cheapest airline one-way is British Airways, with whom users have recently found tickets for as low as £28. However, be on the lookout for offers from KLM and Lufthansa, as they are both options that can get you from Luxembourg to London Heathrow Airport for a low price.
What are the most reliable airlines from Luxembourg to London Heathrow Airport?
Before booking your flight to London Heathrow Airport from Luxembourg, check out the most reliable airlines to get you to your destination on time: American Airlines (63%), Qatar Airways (63%), British Airways( 63%).
What are the cheapest flights from Luxembourg to London Heathrow Airport?
The cheapest flight price from Luxembourg to London Heathrow Airport is £21. On average you can expect to pay £62. The most popular route, (Luxembourg - London Heathrow), can usually be booked for £63.
Can I find deals for flights from Luxembourg to Heathrow that include hotel bookings?
Yes. In addition to deals on Luxembourg to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Luxembourg to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Luxembourg to Heathrow.
Can I find deals for business class flights from Luxembourg to Heathrow?
Yes. Cheapflights offers flight deals from Luxembourg 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.
What is the cheapest month to book a flight from Luxembourg to London Heathrow Airport?
Currently, January is the cheapest month in which you can book a flight from Luxembourg to London Heathrow Airport (average of £112). Flying from Luxembourg to London Heathrow Airport in August is currently the most expensive (average of £163). 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.

See more FAQs

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Hounslow

Milton Keynes

Croydon

Gatwick

Slough

Luton

Ilford

Hayes

Eastbourne

Swindon

Northampton

Wembley

Southend-on-Sea

Ipswich

Winchester

Maidstone

Crawley

Southall

Watford

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Luxembourg to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest£67	Average£84	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

Fly with Cheapflights

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

Cheapflights helps you search for flights from Luxembourg 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.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Luxembourg to Heathrow.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Luxembourg to Heathrow, users can toggle the no change fees filter when performing a flight search.

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

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

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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Luxembourg to London Heathrow Airport from £28

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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Luxembourg to Heathrow

Keep the following information in mind while searching for Luxembourg to Heathrow flight deals. Data was last updated 22 February 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Luxembourg to Heathrow

Cheapest flights from Luxembourg to HeathrowExplore the most affordable flight options available from Luxembourg to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 February 2025.

Explore the most affordable flight options available from Luxembourg to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 February 2025.

Find flights from Luxembourg to Heathrow within your budget

Best time to book a flight from Luxembourg to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Luxembourg with our price prediction graph.

Travel insights for flights from Luxembourg to Heathrow

Get recent, data-driven insights about flights from Luxembourg to Heathrow including ideal travel times, pricing trends, and more.

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

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

Find hourly flight availability from Luxembourg 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 22 February 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

See what other customers who have flown with KLM, SWISS and TAP AIR PORTUGAL from Luxembourg to London have to say. 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 Luxembourg to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

What are the cheapest flights from Luxembourg to London Heathrow Airport?

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

How can I find direct flights from Luxembourg to Heathrow?

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

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

Travelling to a place near Luxembourg?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Luxembourg to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Luxembourg to Heathrow

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

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

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

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

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Cheapest flights from Luxembourg to Heathrow
Explore the most affordable flight options available from Luxembourg to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 February 2025.