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Cheap flights from London Heathrow Airport to Luxembourg from £47

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Luxembourg departing on 13/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from London Heathrow Airport to Luxembourg

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
18:45 - 21:10
LHR
-
LUX
1h 25mdirect
British Airways Logo
11:20 - 12:00
LUX
-
LHR
1h 40mdirect
£63British Airways
Thu, 5 Mar - Sat, 7 Mar
British Airways Logo
07:55 - 10:15
LHR
-
LUX
1h 20mdirect
British Airways Logo
11:20 - 12:00
LUX
-
LHR
1h 40mdirect
£68British Airways
Thu, 5 Mar - Sat, 7 Mar
British Airways Logo
18:45 - 21:10
LHR
-
LUX
1h 25mdirect
British Airways Logo
11:20 - 12:00
LUX
-
LHR
1h 40mdirect
£69British Airways
Thu, 12 Mar - Sat, 14 Mar
British Airways Logo
07:45 - 10:05
LHR
-
LUX
1h 20mdirect
British Airways Logo
21:55 - 22:25
LUX
-
LHR
1h 30mdirect
£70British Airways
Mon, 9 Mar - Fri, 13 Mar
British Airways Logo
07:55 - 10:15
LHR
-
LUX
1h 20mdirect
British Airways Logo
10:50 - 11:30
LUX
-
LHR
1h 40mdirect
£71British Airways
Fri, 20 Mar - Mon, 23 Mar
British Airways Logo
18:40 - 21:05
LHR
-
LUX
1h 25mdirect
British Airways Logo
11:00 - 11:40
LUX
-
LHR
1h 40mdirect
£71British Airways
Mon, 2 Mar - Wed, 4 Mar
British Airways Logo
18:40 - 21:05
LHR
-
LUX
1h 25mdirect
British Airways Logo
11:00 - 11:40
LUX
-
LHR
1h 40mdirect
£72British Airways
Tue, 3 Mar - Thu, 5 Mar
British Airways Logo
14:25 - 16:50
LHR
-
LUX
1h 25mdirect
British Airways Logo
21:55 - 22:25
LUX
-
LHR
1h 30mdirect
£73British Airways
Thu, 12 Mar - Thu, 12 Mar
British Airways Logo
18:45 - 21:10
LHR
-
LUX
1h 25mdirect
British Airways Logo
11:00 - 11:40
LUX
-
LHR
1h 40mdirect
£74British Airways
Thu, 12 Mar - Thu, 19 Mar
British Airways Logo
18:45 - 21:10
LHR
-
LUX
1h 25mdirect
British Airways Logo
10:50 - 11:30
LUX
-
LHR
1h 40mdirect
£74British Airways
Thu, 12 Mar - Mon, 16 Mar

British Airways flights from London Heathrow Airport to Luxembourg

Our best British Airways deals on London Heathrow Airport to Luxembourg flight tickets
British Airways
5 Mar
LHR18:45London Heathrow
1h 25m
LUX21:10Luxembourg
7 Mar
LUX11:20Luxembourg
1h 40m
LHR12:00London Heathrow
£63
British Airways
5 Mar
LHR07:55London Heathrow
1h 20m
LUX10:15Luxembourg
7 Mar
LUX11:20Luxembourg
1h 40m
LHR12:00London Heathrow
£68
British Airways
12 Mar
LHR18:45London Heathrow
1h 25m
LUX21:10Luxembourg
14 Mar
LUX11:20Luxembourg
1h 40m
LHR12:00London Heathrow
£69

KLM flights from London Heathrow Airport to Luxembourg

Our best KLM deals on London Heathrow Airport to Luxembourg flight tickets
KLM
6 Feb
LHR11:45London Heathrow
5h 05m
1 stop
LUX17:50Luxembourg
8 Feb
LUX10:55Luxembourg
6h 10m
1 stop
LHR16:05London Heathrow
£158
KLM
7 Feb
LHR08:40London Heathrow
8h 10m
1 stop
LUX17:50Luxembourg
8 Feb
LUX10:55Luxembourg
6h 10m
1 stop
LHR16:05London Heathrow
£160
KLM
7 Feb
LHR11:15London Heathrow
5h 35m
1 stop
LUX17:50Luxembourg
8 Feb
LUX18:20Luxembourg
3h 30m
1 stop
LHR20:50London Heathrow
£162

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport to Luxembourg that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 28 January 2026.
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

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Thu 5/3

18:45-21:10

Nonstop1h 25m

Luxembourg

Sat 7/3

11:20-12:00

Nonstop1h 40m

£63

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Thu 5/3

07:55-10:15

Nonstop1h 20m

Luxembourg

Sat 7/3

11:20-12:00

Nonstop1h 40m

£68

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Thu 12/3

18:45-21:10

Nonstop1h 25m

Luxembourg

Sat 14/3

11:20-12:00

Nonstop1h 40m

£69

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Mon 9/3

07:45-10:05

Nonstop1h 20m

Luxembourg

Fri 13/3

21:55-22:25

Nonstop1h 30m

£70

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Fri 20/3

07:55-10:15

Nonstop1h 20m

Luxembourg

Mon 23/3

10:50-11:30

Nonstop1h 40m

£71

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Mon 2/3

18:40-21:05

Nonstop1h 25m

Luxembourg

Wed 4/3

11:00-11:40

Nonstop1h 40m

£71

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Tue 3/3

18:40-21:05

Nonstop1h 25m

Luxembourg

Thu 5/3

11:00-11:40

Nonstop1h 40m

£72

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Thu 12/3

14:25-16:50

Nonstop1h 25m

Luxembourg

Thu 12/3

21:55-22:25

Nonstop1h 30m

£73

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Thu 12/3

18:45-21:10

Nonstop1h 25m

Luxembourg

Thu 19/3

11:00-11:40

Nonstop1h 40m

£74

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Thu 12/3

18:45-21:10

Nonstop1h 25m

Luxembourg

Mon 16/3

10:50-11:30

Nonstop1h 40m

£74

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Luxembourg from

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

What is the typical price of a round-trip flight between London Heathrow Airport and Luxembourg?

What is the cheapest month to fly to Luxembourg?

The month of March is, on average, the cheapest month to fly to Luxembourg from London Heathrow Airport, with most prices found around £76. If you are unable to visit Luxembourg during the month of March, then departing from London Heathrow Airport during the month September is also very affordable. Most momondo users find prices during this month for around £92.

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 Thursday when prices can be found for as low as £63. Flights from London Heathrow Airport to Luxembourg on a Sunday will generally be more expensive and average around £107. 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?

At midday is the cheapest time of day to fly from London Heathrow Airport to Luxembourg when you can find flight prices for as low as £50. Flying to Luxembourg at midday is an ideal time because this is during off-peak travel hours. Flights in the morning are often more expensive, with an average ticket price of £88.

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 £111 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 £72 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.

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

As of January 2026, prices for London Heathrow Airport to Luxembourg flights are approximately 21% more expensive when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Luxembourg

Are you open to changing your travel dates? Check out the ideal times to fly from London Heathrow Airport to Luxembourg according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London Heathrow Airport to Luxembourg (LHR to LUX) 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

£44

Fastest flight time

1h 20m

Direct flights

Every day

Airports in Luxembourg

1 airport
The best one-way flight to Luxembourg from London Heathrow Airport in the past 72 hours is £44. The best return flight deal from London Heathrow Airport to Luxembourg found on momondo in the last 72 hours is £72.
The fastest flight from London Heathrow Airport to Luxembourg takes 1h 20m
Direct flights go from London Heathrow Airport to Luxembourg every day.
There is 1 airport in Luxembourg. From London Heathrow Airport there are direct flights to Luxembourg (LUX).
Search flight deals

  • How far is London Heathrow to Luxembourg by plane?

    Luxembourg is 316.1 mi away from London Heathrow. Typically, this will take 1h 20m by plane in normal conditions.

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

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

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

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

    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 Airport.

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

    The travel and health documents you'll need for your trip to Luxembourg Airport 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 Airport. 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?

  • What is the most popular airline from London Heathrow Airport to 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
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom £64Free CancellationRating
6.7
7,704 reviews
Search British Airways flights
LuxairPriceFrom £87Free CancellationRating
7.8
64 reviews
Search Luxair flights
LufthansaPriceFrom £133Free CancellationRating
6.8
7,749 reviews
Search Lufthansa flights

  • British Airways Flights From London Heathrow Airport to Luxembourg

    Across 4 British Airways flights from London Heathrow Airport to Luxembourg this week, the average price was £102, with the best British Airways deals starting from £64 round-trip. 7,704 users have rated British Airways on momondo, with an average score of 6.7/10.

Travelling to a place near Luxembourg?

Book flights to Luxembourg if you plan to visit one of these locations
Clervaux

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Luxembourg . Millions of users trust and use momondo every year so you are in good hands.

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?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Luxembourg.

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

Price alerts on flights to Luxembourg from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Luxembourg trip

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Fly your favourite airline to Luxembourg

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
British Airways
Lufthansa
Luxair