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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 Cheapflights user in the last 72 hours by searching for a flight departing on 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — LUX
28 May — 4 Jun1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Heathrow to Luxembourg are usually found in September or August, booked 53 days in advance, depart on a Friday or Wednesday and return on a Tuesday

Cheap flight deals from Heathrow to Luxembourg

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Luxembourg
Explore the most affordable flight options available from Heathrow to Luxembourg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 April 2026.

Fri 5/608:05
LHR
-
LUX
Nonstop1h 20m
British Airways
Mon 8/621:05
LUX
-
LHR
Nonstop1h 20m
British Airways
Deal found 25/4£84
Fri 29/508:05
LHR
-
LUX
Nonstop1h 20m
British Airways
Mon 1/616:50
LUX
-
LHR
Nonstop1h 35m
British Airways
Deal found 23/4£85
Fri 5/608:05
LHR
-
LUX
Nonstop1h 20m
British Airways
Tue 9/611:30
LUX
-
LHR
Nonstop1h 35m
British Airways
Deal found 25/4£86
Mon 1/613:40
LHR
-
LUX
Nonstop1h 20m
British Airways
Fri 19/611:25
LUX
-
LHR
Nonstop1h 35m
British Airways
Deal found 27/4£87
Thu 1/1017:55
LHR
-
LUX
Nonstop1h 20m
British Airways
Mon 12/1016:50
LUX
-
LHR
Nonstop1h 35m
British Airways
Deal found 28/4£88
Thu 11/608:25
LHR
-
LUX
Nonstop1h 20m
British Airways
Fri 12/621:15
LUX
-
LHR
Nonstop1h 20m
British Airways
Deal found 24/4£89
Sat 6/607:05
LHR
-
LUX
Nonstop1h 20m
British Airways
Sat 13/610:55
LUX
-
LHR
Nonstop1h 35m
British Airways
Deal found 25/4£89
Wed 10/608:20
LHR
-
LUX
Nonstop1h 20m
British Airways
Wed 17/611:35
LUX
-
LHR
Nonstop1h 35m
British Airways
Deal found 26/4£90
Fri 12/608:05
LHR
-
LUX
Nonstop1h 20m
British Airways
Sat 13/610:55
LUX
-
LHR
Nonstop1h 35m
British Airways
Deal found 27/4£91
Thu 11/608:25
LHR
-
LUX
Nonstop1h 20m
British Airways
Thu 18/611:45
LUX
-
LHR
Nonstop1h 35m
British Airways
Deal found 27/4£92
Tue 9/608:15
LHR
-
LUX
Nonstop1h 20m
British Airways
Tue 16/611:30
LUX
-
LHR
Nonstop1h 35m
British Airways
Deal found 25/4£95

Find flight deals from Heathrow to Luxembourg

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Luxembourg (LUX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 28 April 2026.

Round-trip from

£84

One-way from

£52

Popular in

December

Cheapest in

September

Average price

£145

Good round-trip deal

£93 or less

Good one-way deal

£56 or less
British Airways
  • British Airways
  • 5/6-8/6
  • Nonstop
  • 2h 40m total
  • London to Luxembourg
Search Deals
British Airways
  • British Airways
  • 1/9
  • Nonstop
  • 1h 20m total
  • London to Luxembourg
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£8 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 April 2026
Search Deals
Price to beat on a round-trip flight from London Heathrow to Luxembourg.
Search Deals
Price to beat on a one-way flight from London Heathrow to Luxembourg.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow 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, Cheapflights users made 858,174 searches. Data last updated 28 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

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Tue 9/6

08:15-10:35

Nonstop1h 20m

Luxembourg

Tue 16/6

11:30-12:05

Nonstop1h 35m

£97
Fastest return journey

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Fri 26/6

08:05-10:25

Nonstop1h 20m

Luxembourg

Fri 26/6

21:15-21:35

Nonstop1h 20m

£107

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Sat 16/5

07:05-09:25

Nonstop1h 20m

Luxembourg

Mon 18/5

21:05-21:25

Nonstop1h 20m

£113

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Wed 10/6

08:40-14:05

1 stop4h 25m

Luxembourg

Wed 17/6

10:25-13:50

1 stop4h 25m

£150

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Fri 26/6

08:05-10:25

Nonstop1h 20m

Luxembourg

Sun 28/6

15:30-16:05

Nonstop1h 35m

£160

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Mon 22/6

17:10-22:25

1 stop4h 15m

Luxembourg

Mon 29/6

10:25-13:50

1 stop4h 25m

£176

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Fri 5/6

08:40-14:05

1 stop4h 25m

Luxembourg

Sat 13/6

18:25-21:25

1 stop4h 00m

£178

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Mon 13/7

19:45-10:35

1 stop13h 50m

Luxembourg

Wed 15/7

21:35-21:55

Nonstop1h 20m

£202

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Fri 8/5

06:30-13:50

1 stop6h 20m

Luxembourg

Sun 10/5

18:30-22:10

1 stop4h 40m

£218

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Tue 12/5

11:45-17:55

1 stop5h 10m

Luxembourg

Wed 13/5

06:00-09:00

1 stop4h 00m

£236

Flights are sorted by cheapest return flights first.

Deals found on 26/4

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Best time to book a flight from Heathrow to Luxembourg

Have a flexible travel schedule? Discover the best time to fly to Luxembourg from Heathrow 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.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Luxembourg

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

To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Luxembourg, you should look to book at least 52 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, September is the cheapest month in which you can book a flight from London Heathrow Airport to Luxembourg (average of £95). Flying from London Heathrow Airport to Luxembourg in December is currently the most expensive (average of £171). 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 LHR to LUX?

Find hourly flight availability from Heathrow to Luxembourg. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 28 April 2026.

When flying from London Heathrow Airport to Luxembourg, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 17% versus a flight at midday.

How much does it cost for a return flight from London Heathrow Airport to Luxembourg?

Reviews of airlines servicing Luxembourg

Get insights into the airlines that provide service to Luxembourg. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Luxembourg. Reviews last updated 28 April 2026.
Check out reviews from past customers who have flown with Lufthansa and British Airways from London Heathrow Airport to Luxembourg to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Lufthansa
6.8
Okay
7,956 reviews
Check prices

Entertainment

6.4

Overall

6.8

Food

6.3

Boarding

7.0

Comfort

6.8

Crew

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Oct 2025

LHR - FRA

Cut open our bags and stole out items. Broke the locks
Lufthansa
6.8
Okay
7,956 reviews
Lufthansa
6.8
Okay
7,956 reviews
Check prices

Entertainment

6.4

Overall

6.8

Food

6.3

Boarding

7.0

Comfort

6.8

Crew

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Oct 2025

LHR - FRA

Cut open our bags and stole out items. Broke the locks
British Airways
6.7
Okay
7,929 reviews
Lufthansa
6.8
Okay
7,956 reviews
Check prices

Entertainment

6.4

Overall

6.8

Food

6.3

Boarding

7.0

Comfort

6.8

Crew

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Oct 2025

LHR - FRA

Cut open our bags and stole out items. Broke the locks

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Luxembourg. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Luxembourg from London Heathrow?

    Luxembourg (LUX) is the airport you will fly into if you book a flight from London Heathrow to Luxembourg. You should not have trouble finding flights to Luxembourg from London Heathrow; the airport handles an average of 2 inbound flights from London Heathrow per day. You should also have plenty of airline options to choose from since 2 airlines have flights to the Luxembourg airport from London Heathrow. It is only a 3.8 mi journey from Luxembourg (LUX) to Luxembourg’s city center.

  • How long is the flight from London Heathrow Airport to Luxembourg?

    British Airways and KLM can get you from London Heathrow Airport to Luxembourg in just under 1h 20m. Your travel time can differ by up to 3h 05m. The distance between London Heathrow Airport and Luxembourg is about 319 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines flying from London Heathrow Airport to Luxembourg round-trip?

    British Airways, at £64, was found to be the cheapest airline from London Heathrow Airport to Luxembourg. An alternate airline flying to your destination would be Lufthansa. These flights start at 46% lower than the current average price 3 months from now.

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

    No one likes to see their flight delayed. When booking a flight from London Heathrow Airport to Luxembourg consider choosing British Airways (94%), American Airlines (93%) or Qatar Airways (91%) as they are the most reliable in getting you off to your destination on time.

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

    On average you can expect to pay £108 for a flight from London Heathrow Airport to Luxembourg. The cheapest flight overall is £55 while the most popular route, (London Heathrow - Luxembourg) is currently priced at £84.

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

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

  • How can I find direct flights from Heathrow to Luxembourg?

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

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

    Yes. Cheapflights offers flight deals from Heathrow to Luxembourg 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 London Heathrow Airport to Luxembourg?

    Currently, September is the cheapest month in which you can book a flight from London Heathrow Airport to Luxembourg (average of £95). Flying from London Heathrow Airport to Luxembourg in December is currently the most expensive (average of £171). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Heathrow to Luxembourg

See prices for flight routes from nearby airports that may be better suited for you.
London City to Luxembourg flights
Gatwick to Luxembourg flights
Stansted to Luxembourg flights
Luton to Luxembourg flights
Southend to Luxembourg flights

Top 2 airlines flying from Heathrow to Luxembourg

Discover the top 2 airlines that operate flights from Heathrow to Luxembourg. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 28 April 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£64Average£105FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£136Average£242FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

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 Heathrow to Luxembourg?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Luxembourg from Heathrow today with Cheapflights!

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

Cheapflights simply makes it quick and affordable to book flights from Heathrow to Luxembourg 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.

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

Yes! Cheapflights helps users easily find flights from Heathrow to Luxembourg with no change fees.

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

Of course! You can now track prices for flights from Heathrow to Luxembourg and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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