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Cheap flights from London Heathrow Airport to Luxembourg from £52

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 1/9. 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
08:05 - 10:25
LHR
-
LUX
1h 20mdirect
British Airways Logo
21:05 - 21:25
LUX
-
LHR
1h 20mdirect
£84British Airways
Fri, 5 Jun - Mon, 8 Jun
British Airways Logo
08:05 - 10:25
LHR
-
LUX
1h 20mdirect
British Airways Logo
16:50 - 17:25
LUX
-
LHR
1h 35mdirect
£85British Airways
Fri, 29 May - Mon, 1 Jun
British Airways Logo
08:05 - 10:25
LHR
-
LUX
1h 20mdirect
British Airways Logo
11:30 - 12:05
LUX
-
LHR
1h 35mdirect
£87British Airways
Fri, 5 Jun - Tue, 9 Jun
British Airways Logo
13:40 - 16:00
LHR
-
LUX
1h 20mdirect
British Airways Logo
11:25 - 12:00
LUX
-
LHR
1h 35mdirect
£87British Airways
Mon, 1 Jun - Fri, 19 Jun
British Airways Logo
08:05 - 10:25
LHR
-
LUX
1h 20mdirect
British Airways Logo
11:30 - 12:05
LUX
-
LHR
1h 35mdirect
£88British Airways
Fri, 5 Jun - Tue, 9 Jun
British Airways Logo
08:05 - 10:25
LHR
-
LUX
1h 20mdirect
British Airways Logo
11:25 - 12:00
LUX
-
LHR
1h 35mdirect
£89British Airways
Fri, 12 Jun - Fri, 19 Jun
British Airways Logo
08:05 - 10:25
LHR
-
LUX
1h 20mdirect
British Airways Logo
11:25 - 12:00
LUX
-
LHR
1h 35mdirect
£90British Airways
Fri, 12 Jun - Fri, 19 Jun
British Airways Logo
08:20 - 10:40
LHR
-
LUX
1h 20mdirect
British Airways Logo
11:35 - 12:10
LUX
-
LHR
1h 35mdirect
£90British Airways
Wed, 10 Jun - Wed, 17 Jun
British Airways Logo
08:05 - 10:25
LHR
-
LUX
1h 20mdirect
British Airways Logo
11:25 - 12:00
LUX
-
LHR
1h 35mdirect
£91British Airways
Fri, 12 Jun - Fri, 19 Jun
British Airways Logo
08:25 - 10:45
LHR
-
LUX
1h 20mdirect
British Airways Logo
11:45 - 12:20
LUX
-
LHR
1h 35mdirect
£92British Airways
Thu, 11 Jun - Thu, 18 Jun

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 Jun
LHR08:05London Heathrow
1h 20m
LUX10:25Luxembourg
8 Jun
LUX21:05Luxembourg
1h 20m
LHR21:25London Heathrow
£84
British Airways
29 May
LHR08:05London Heathrow
1h 20m
LUX10:25Luxembourg
1 Jun
LUX16:50Luxembourg
1h 35m
LHR17:25London Heathrow
£85
British Airways
5 Jun
LHR08:05London Heathrow
1h 20m
LUX10:25Luxembourg
9 Jun
LUX11:30Luxembourg
1h 35m
LHR12:05London Heathrow
£87

KLM flights from London Heathrow Airport to Luxembourg

Our best KLM deals on London Heathrow Airport to Luxembourg flight tickets
KLM
12 May
LHR11:45London Heathrow
5h 10m
1 stop
LUX17:55Luxembourg
16 May
LUX06:00Luxembourg
5h 45m
1 stop
LHR10:45London Heathrow
£156
KLM
7 May
LHR20:55London Heathrow
16h 10m
1 stop
LUX14:05Luxembourg
12 May
LUX10:25Luxembourg
10h 00m
1 stop
LHR19:25London Heathrow
£166
KLM
7 May
LHR08:40London Heathrow
4h 25m
1 stop
LUX14:05Luxembourg
11 May
LUX14:35Luxembourg
4h 00m
1 stop
LHR17:35London Heathrow
£170

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 29 April 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

Cheapest return flight
Fastest return journey

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Fri 5/6

08:05-10:25

Nonstop1h 20m

Luxembourg

Mon 8/6

21:05-21:25

Nonstop1h 20m

£84

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Fri 29/5

08:05-10:25

Nonstop1h 20m

Luxembourg

Mon 1/6

16:50-17:25

Nonstop1h 35m

£85

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Fri 5/6

08:05-10:25

Nonstop1h 20m

Luxembourg

Tue 9/6

11:30-12:05

Nonstop1h 35m

£87

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Mon 1/6

13:40-16:00

Nonstop1h 20m

Luxembourg

Fri 19/6

11:25-12:00

Nonstop1h 35m

£87

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Fri 5/6

08:05-10:25

Nonstop1h 20m

Luxembourg

Tue 9/6

11:30-12:05

Nonstop1h 35m

£88

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Fri 12/6

08:05-10:25

Nonstop1h 20m

Luxembourg

Fri 19/6

11:25-12:00

Nonstop1h 35m

£89

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Fri 12/6

08:05-10:25

Nonstop1h 20m

Luxembourg

Fri 19/6

11:25-12:00

Nonstop1h 35m

£90

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Wed 10/6

08:20-10:40

Nonstop1h 20m

Luxembourg

Wed 17/6

11:35-12:10

Nonstop1h 35m

£90

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Fri 12/6

08:05-10:25

Nonstop1h 20m

Luxembourg

Fri 19/6

11:25-12:00

Nonstop1h 35m

£91

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Thu 11/6

08:25-10:45

Nonstop1h 20m

Luxembourg

Thu 18/6

11:45-12:20

Nonstop1h 35m

£92

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 September is, on average, the cheapest month to fly to Luxembourg from London Heathrow Airport, with most prices found around £95. 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 £98.

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 £122. 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 £58. 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 £92.

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 from London Heathrow Airport 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 £121 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 £75 on momondo.

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 April 2026, prices for London Heathrow Airport to Luxembourg flights are approximately 12% 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

£56

Fastest flight time

1h 20m

Direct flights

Tue, Wed, Thu, Fri, Sat and Sun

Airports in Luxembourg

1 airport
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 £93.
The fastest flight from London Heathrow Airport to Luxembourg takes 1h 20m
Direct flights go from London Heathrow Airport to Luxembourg on Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday. Airline offering direct flights is British Airways..
There is 1 airport in Luxembourg. From London Heathrow Airport there are direct flights to Luxembourg (LUX).
Search flight deals

Frequently asked questions about flying from London Heathrow Airport to Luxembourg

  • 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 £65Free CancellationRating
6.7
7,931 reviews
Search British Airways flights
LufthansaPriceFrom £136Free CancellationRating
6.8
7,959 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 £106, with the best British Airways deals starting from £65 round-trip. 7,931 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
Esch-sur-Alzette

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

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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Fly your favourite airline to Luxembourg

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