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

British Airways is the most popular carrier operating from London Heathrow to Luxembourg

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

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

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

As of March 2026, there are 2 operators available to choose from for flights from London Heathrow Airport to Luxembourg.

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

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 London Heathrow Airport to Luxembourg.

What documentation or ID do you need to fly to Luxembourg?

The travel and health documents you'll need for your trip to Luxembourg may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Luxembourg. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£46 Cheap Flights from London Heathrow Airport to Luxembourg in 2026

Q: How many flights depart from London Heathrow Airport to Luxembourg on average per day?

The number of flights available between London Heathrow Airport and Luxembourg is 1 per day as of March 2026. The most frequent departure time is 07:00, with 66% of daily flights leaving at midday.

Q: How many flights depart from London Heathrow Airport to Luxembourg on average per week?

As of March 2026, there are 8 flights per week flying from London Heathrow Airport to Luxembourg. The most common day of the week flights depart is Tue, with 75% of flights taking off on this day.

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Find the cheapest flights from London Heathrow Airport to Luxembourg

Round-trip

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

08:25 - 10:45

LHR

LUX

1h 20mdirect

21:15 - 21:35

LUX

LHR

1h 20mdirect

£77British Airways

Thu, 9 Apr - Fri, 8 May

07:05 - 09:25

LHR

LUX

1h 20mdirect

11:35 - 12:10

LUX

LHR

1h 35mdirect

£79British Airways

Sat, 18 Apr - Wed, 22 Apr

08:25 - 10:45

LHR

LUX

1h 20mdirect

21:05 - 21:25

LUX

LHR

1h 20mdirect

£80British Airways

Thu, 20 Aug - Mon, 24 Aug

08:20 - 10:40

LHR

LUX

1h 20mdirect

10:55 - 11:30

LUX

LHR

1h 35mdirect

£80British Airways

Wed, 3 Jun - Sat, 6 Jun

08:25 - 10:45

LHR

LUX

1h 20mdirect

10:55 - 11:30

LUX

LHR

1h 35mdirect

£81British Airways

Thu, 4 Jun - Sat, 6 Jun

17:55 - 20:15

LHR

LUX

1h 20mdirect

21:15 - 21:35

LUX

LHR

1h 20mdirect

£82British Airways

Thu, 14 May - Fri, 15 May

17:55 - 20:15

LHR

LUX

1h 20mdirect

10:55 - 11:30

LUX

LHR

1h 35mdirect

£83British Airways

Thu, 4 Jun - Sat, 6 Jun

07:05 - 09:25

LHR

LUX

1h 20mdirect

11:35 - 12:10

LUX

LHR

1h 35mdirect

£84British Airways

Sat, 18 Apr - Wed, 22 Apr

08:25 - 10:45

LHR

LUX

1h 20mdirect

12:15 - 12:50

LUX

LHR

1h 35mdirect

£85British Airways

Thu, 23 Apr - Sun, 26 Apr

08:15 - 10:35

LHR

LUX

1h 20mdirect

10:55 - 11:30

LUX

LHR

1h 35mdirect

£86British Airways

Tue, 28 Apr - Sat, 2 May

British Airways flights from London Heathrow Airport to Luxembourg

Our best British Airways deals on London Heathrow Airport to Luxembourg flight tickets

British Airways

9 Apr

LHR08:25London Heathrow

1h 20m

LUX10:45Luxembourg

8 May

LUX21:15Luxembourg

1h 20m

LHR21:35London Heathrow

£77

British Airways

18 Apr

LHR07:05London Heathrow

1h 20m

LUX09:25Luxembourg

22 Apr

LUX11:35Luxembourg

1h 35m

LHR12:10London Heathrow

£79

British Airways

20 Aug

LHR08:25London Heathrow

1h 20m

LUX10:45Luxembourg

24 Aug

LUX21:05Luxembourg

1h 20m

LHR21:25London Heathrow

£80

KLM flights from London Heathrow Airport to Luxembourg

Our best KLM deals on London Heathrow Airport to Luxembourg flight tickets

KLM

1 Apr

LHR20:55London Heathrow

12h 00m

1 stop

LUX09:55Luxembourg

5 Apr

LUX18:05Luxembourg

14h 35m

1 stop

LHR07:40London Heathrow

£140

KLM

1 Apr

LHR20:55London Heathrow

16h 10m

1 stop

LUX14:05Luxembourg

6 Apr

LUX06:00Luxembourg

4h 00m

1 stop

LHR09:00London Heathrow

£143

KLM

29 Mar

LHR20:55London Heathrow

12h 00m

1 stop

LUX09:55Luxembourg

2 Apr

LUX14:35Luxembourg

4h 00m

1 stop

LHR17:35London Heathrow

£144

momondo Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Luxembourg that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Thu 9/4

08:25-10:45

Nonstop1h 20m

Luxembourg

Fri 8/5

21:15-21:35

Nonstop1h 20m

£77

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Sat 18/4

07:05-09:25

Nonstop1h 20m

Luxembourg

Wed 22/4

11:35-12:10

Nonstop1h 35m

£79

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Thu 20/8

08:25-10:45

Nonstop1h 20m

Luxembourg

Mon 24/8

21:05-21:25

Nonstop1h 20m

£80

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Wed 3/6

08:20-10:40

Nonstop1h 20m

Luxembourg

Sat 6/6

10:55-11:30

Nonstop1h 35m

£80

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Thu 4/6

08:25-10:45

Nonstop1h 20m

Luxembourg

Sat 6/6

10:55-11:30

Nonstop1h 35m

£81

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Thu 14/5

17:55-20:15

Nonstop1h 20m

Luxembourg

Fri 15/5

21:15-21:35

Nonstop1h 20m

£82

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Thu 4/6

17:55-20:15

Nonstop1h 20m

Luxembourg

Sat 6/6

10:55-11:30

Nonstop1h 35m

£83

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Sat 18/4

07:05-09:25

Nonstop1h 20m

Luxembourg

Wed 22/4

11:35-12:10

Nonstop1h 35m

£84

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Thu 23/4

08:25-10:45

Nonstop1h 20m

Luxembourg

Sun 26/4

12:15-12:50

Nonstop1h 35m

£85

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Tue 28/4

08:15-10:35

Nonstop1h 20m

Luxembourg

Sat 2/5

10:55-11:30

Nonstop1h 35m

£86

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London Heathrow Airport to Luxembourg

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Luxembourg?

The month of September is, on average, the cheapest month to fly to Luxembourg from London Heathrow Airport, with most prices found around £96. If you are unable to visit Luxembourg during the month of September, then departing from London Heathrow Airport during the month August is also very affordable. Most momondo users find prices during this month for around £99.

What is the cheapest day to depart on your flight to Luxembourg?

The cheapest day to depart from London Heathrow Airport to Luxembourg is on a Wednesday when prices can be found for as low as £101. Flights from London Heathrow Airport to Luxembourg on a Sunday will generally be more expensive and average around £165. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Luxembourg?

In the evening is the cheapest time of day to fly from London Heathrow Airport to Luxembourg when you can find flight prices for as low as £97. Flying to Luxembourg in the evening is an ideal time because this is during off-peak travel hours. Flights at midday are often more expensive, with an average ticket price of £118.

What is the cheapest London Heathrow to Luxembourg flight route?

Fly from London Heathrow to Luxembourg for the best London Heathrow - Luxembourg flight prices

How far in advance should I book a flight to Luxembourg?

You are more likely to see cheaper flights to Luxembourg from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Luxembourg for around £117 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Luxembourg from London Heathrow Airport for as low as £74 on momondo.

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

There are 2 cabin classes available to choose from on London Heathrow to Luxembourg 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 London Heathrow Airport to Luxembourg flights?

No. A direct flight is the cheapest option for a flight between London Heathrow Airport to Luxembourg.

Cheap London Heathrow Airport to Luxembourg flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Luxembourg

Best price found	£56
Fastest flight time	1h 20m
Direct flights	Every day
Airports in Luxembourg	3 airports

The best one-way flight to Luxembourg from London Heathrow Airport in the past 72 hours is £56. The best return flight deal from London Heathrow Airport to Luxembourg found on momondo in the last 72 hours is £85.

The fastest flight from London Heathrow Airport to Luxembourg takes 1h 20m

Direct flights go from London Heathrow Airport to Luxembourg every day.

There are 3 airports in Luxembourg. From London Heathrow Airport there are direct flights to Luxembourg (LUX).

Search flight deals

When did momondo last update prices for flights from London Heathrow Airport to Luxembourg?
Prices for flights from London Heathrow Airport to Luxembourg are refreshed on a daily basis.
How many operators does momondo search for flights from London Heathrow Airport to Luxembourg?
As of March 2026, there are 2 operators available to choose from for flights from London Heathrow Airport to Luxembourg.
How old do you have to be to fly from London Heathrow Airport to Luxembourg?
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 London Heathrow Airport to Luxembourg.
What documentation or ID do you need to fly to Luxembourg?
The travel and health documents you'll need for your trip to Luxembourg may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Luxembourg. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from London Heathrow Airport to Luxembourg?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from London Heathrow Airport to Luxembourg is Airbus A320-100/200 (29.12% of total bookings). The next most popular plane models are De Havilland (Bombardier) DHC-8-400 Dash 8Q (27.08%), Airbus A319 (20.82%), and Boeing 737-800 Passenger/BBJ2 (winglets) (15.24%).

Best airlines flying from London Heathrow Airport to Luxembourg

Compare and see reviews for airlines that fly from London Heathrow Airport to Luxembourg with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom £65	Free Cancellation	Rating 6.7 7,800 reviews		Search British Airways flights
Lufthansa	PriceFrom £142	Free Cancellation	Rating 6.8 7,858 reviews		Search Lufthansa flights

Why use momondo?

Why should I use momondo to find a flight deal from London to Luxembourg?

Finding the right flight to Luxembourg from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Luxembourg quick and easy, saving you time and money.

Can I find flights from London to Luxembourg with flexible booking policies on momondo?

momondo does allow users to show only those flights to Luxembourg from London which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from London to Luxembourg?

Once all potential London to Luxembourg flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from London to Luxembourg right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Luxembourg, momondo offers a useful price alert feature which will track prices for flights to Luxembourg from London and alert you when they change.

An easier way to manage your Luxembourg trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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Cheap flights from London Heathrow Airport to Luxembourg from £46

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Find the cheapest flights from London Heathrow Airport to Luxembourg

Cheap return flights

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British Airways flights from London Heathrow Airport to Luxembourg

Our best British Airways deals on London Heathrow Airport to Luxembourg flight tickets

KLM flights from London Heathrow Airport to Luxembourg

Our best KLM deals on London Heathrow Airport to Luxembourg flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Luxembourg that are best for you.

See travel insights to Luxembourg from

How to get the cheapest flight ticket from London Heathrow Airport to Luxembourg

What is the cheapest month to fly to Luxembourg?

What is the cheapest day to depart on your flight to Luxembourg?

What is the cheapest time of day to depart on your flight to Luxembourg?

What is the cheapest London Heathrow to Luxembourg flight route?

How far in advance should I book a flight to Luxembourg?

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

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

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

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

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

Cheap London Heathrow Airport to Luxembourg flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Luxembourg

Best price found

Fastest flight time

Direct flights

Airports in Luxembourg

Best airlines flying from London Heathrow Airport to Luxembourg

Compare and see reviews for airlines that fly from London Heathrow Airport to Luxembourg with momondo

Why use momondo?

An easier way to manage your Luxembourg trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Luxembourg

Popular Cities in Luxembourg

Popular flights according to clicks in the last 7 days on momondo

London Heathrow Airport flight routes

According to popular flight searches on momondo this year

Luxembourg flight routes

According to popular flight searches on momondo this year

Fly your favourite airline to Luxembourg

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Complete your trip to Luxembourg

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According to popular flight searches on momondo this year