Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from London Heathrow Airport to Luxembourg from £46

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 16/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — LUX
11 Feb — 18 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Luxembourg

Keep the following information in mind while searching for Heathrow to Luxembourg flight deals. Data was last updated 12 January 2026.

Round-trip from

£69

One-way from

£46

Popular in

December

Cheapest in

September

Average price

£54

Good round-trip deal

£73 or less
British Airways
  • British Airways
  • 25/2-4/3
  • Nonstop
  • 3h 05m total
  • London to Luxembourg
Search Deals
British Airways
  • British Airways
  • 16/3
  • Nonstop
  • 1h 20m total
  • London to Luxembourg
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (£9 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (£4 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from London Heathrow to Luxembourg.
Search Deals

Find 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 12 January 2026.

Wed 25/218:45
LHR
-
LUX
Nonstop1h 25m
British Airways
Wed 4/311:00
LUX
-
LHR
Nonstop1h 40m
British Airways
Deal found 10/1£69
Fri 20/318:45
LHR
-
LUX
Nonstop1h 25m
British Airways
Sun 22/318:15
LUX
-
LHR
Nonstop1h 30m
British Airways
Deal found 11/1£69
Thu 26/207:55
LHR
-
LUX
Nonstop1h 20m
British Airways
Mon 2/310:50
LUX
-
LHR
Nonstop1h 40m
British Airways
Deal found 12/1£72
Thu 12/318:45
LHR
-
LUX
Nonstop1h 25m
British Airways
Mon 16/317:10
LUX
-
LHR
Nonstop1h 30m
British Airways
Deal found 12/1£74
Tue 24/307:10
LHR
-
LUX
Nonstop1h 20m
British Airways
Thu 26/311:00
LUX
-
LHR
Nonstop1h 40m
British Airways
Deal found 10/1£75
Thu 7/508:25
LHR
-
LUX
Nonstop1h 20m
British Airways
Tue 12/522:10
LUX
-
LHR
Nonstop1h 20m
British Airways
Deal found 11/1£76
Fri 13/318:45
LHR
-
LUX
Nonstop1h 25m
British Airways
Sun 15/318:15
LUX
-
LHR
Nonstop1h 30m
British Airways
Deal found 10/1£77
Sat 14/308:10
LHR
-
LUX
Nonstop1h 20m
British Airways
Tue 17/321:55
LUX
-
LHR
Nonstop1h 30m
British Airways
Deal found 10/1£78

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 12 January 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Luxembourg that are best for you.

Fly from

Heathrow

Fly to

Luxembourg

Route

Depart

Return

Price

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Fri 20/3

18:45-21:10

Nonstop1h 25m

Luxembourg

Sun 22/3

18:15-18:45

Nonstop1h 30m

£72

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Fri 20/2

07:55-10:15

Nonstop1h 20m

Luxembourg

Mon 23/2

10:50-11:30

Nonstop1h 40m

£86

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Thu 2/7

08:25-10:45

Nonstop1h 20m

Luxembourg

Tue 7/7

22:10-22:30

Nonstop1h 20m

£88

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Thu 2/7

08:25-10:45

Nonstop1h 20m

Luxembourg

Mon 6/7

11:45-12:20

Nonstop1h 35m

£88

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Thu 2/7

08:25-10:45

Nonstop1h 20m

Luxembourg

Fri 10/7

21:15-21:35

Nonstop1h 20m

£88

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Tue 14/4

08:15-10:35

Nonstop1h 20m

Luxembourg

Wed 15/4

11:35-12:10

Nonstop1h 35m

£88

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Thu 19/3

07:55-10:15

Nonstop1h 20m

Luxembourg

Fri 20/3

21:55-22:25

Nonstop1h 30m

£94

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Tue 10/3

07:10-09:30

Nonstop1h 20m

Luxembourg

Wed 11/3

15:55-16:25

Nonstop1h 30m

£94

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Tue 17/3

07:10-09:30

Nonstop1h 20m

Luxembourg

Wed 18/3

15:55-16:25

Nonstop1h 30m

£94

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Tue 24/3

07:10-09:30

Nonstop1h 20m

Luxembourg

Mon 30/3

16:50-17:25

Nonstop1h 35m

£94

Flights are sorted by cheapest return flights first.

Deals found on 10/1

Showing 1-10 of 21 results
1
2
3

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

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

Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to Luxembourg (average of £37). Flying from London Heathrow Airport to Luxembourg in May is currently the most expensive (average of £69). 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 LU?

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 12 January 2026.

It’s typically best to fly out from London Heathrow Airport to Luxembourg in the evening. Doing so could potentially save you 14% on the flight price compared to flying in the afternoon, which is usually more expensive.

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 12 January 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
7,709 reviews
Check prices

Boarding

7.0

Food

6.3

Crew

7.6

Entertainment

6.4

Overall

6.8

Comfort

6.8

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
7,709 reviews
Lufthansa
6.8
Okay
7,709 reviews
Check prices

Boarding

7.0

Food

6.3

Crew

7.6

Entertainment

6.4

Overall

6.8

Comfort

6.8

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
7,664 reviews
Lufthansa
6.8
Okay
7,709 reviews
Check prices

Boarding

7.0

Food

6.3

Crew

7.6

Entertainment

6.4

Overall

6.8

Comfort

6.8

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.

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

    British Airways can get you from London Heathrow Airport to Luxembourg in just under 1h 25m. Your travel time will be generally consistent. The distance between London Heathrow Airport and Luxembourg is about 319 mi. Most flights are nonstop.

  • 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 Qatar Airways (80%), Japan Airlines (80%) or American Airlines (78%) 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?

    Looking for the cheapest flight from London Heathrow Airport to Luxembourg? While on average our users pay £96, our data indicates the cheapest price to be £67. The most popular route (London Heathrow - Luxembourg), is priced around £69.

  • 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, March is the cheapest month in which you can book a flight from London Heathrow Airport to Luxembourg (average of £37). Flying from London Heathrow Airport to Luxembourg in May is currently the most expensive (average of £69). 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

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

Alternative routes for Heathrow to Luxembourg

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Leonardo da Vinci/Fiumicino flights
Heathrow to Vicenza flights
Heathrow to Charles de Gaulle flights
London City to Vicenza flights
Heathrow to Istanbul flights
Gatwick to Leonardo da Vinci/Fiumicino flights
London City to Linate flights
London City to Istanbul flights
London City to Leonardo da Vinci/Fiumicino flights
Gatwick to Barcelona-El Prat flights
Heathrow to Barcelona-El Prat flights
Luton to Amsterdam flights
Gatwick to Amsterdam flights
Heathrow to Málaga flights
Gatwick to Malpensa flights
Stansted to Istanbul flights
Heathrow to Malpensa flights
Luton to Charles de Gaulle flights
Gatwick to Charles de Gaulle flights
Heathrow to Athens flights
Stansted to Edinburgh flights
Gatwick to Edinburgh flights
Luton to Malpensa flights
Luton to Barcelona-El Prat flights
Heathrow to Lisbon flights
London City to Malpensa flights
Gatwick to Lisbon flights
Heathrow to Amsterdam flights
Heathrow to Geneva flights
London City to Charles de Gaulle flights
Heathrow to Linate flights
Luton to Edinburgh flights
Heathrow to Edinburgh flights
Heathrow to Dublin flights
London City to Amsterdam flights
Stansted to Malpensa flights
Stansted to Amsterdam flights
Gatwick to Geneva flights
Gatwick to Dublin flights
Luton to Leonardo da Vinci/Fiumicino flights
Heathrow to Orly flights
London City to Barcelona-El Prat flights
Heathrow to Madrid flights
Gatwick to Málaga flights
Stansted to Leonardo da Vinci/Fiumicino flights
Heathrow to Faro flights
Gatwick to Oslo Gardermoen flights
London City to Dublin flights
Luton to Frankfurt flights
London City to Geneva flights

Top 3 airlines flying from Heathrow to Luxembourg

Discover the top 3 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 12 January 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£66Average£104FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LuxairCheapest£89Average£141FlexibilityNo cancel feeOn-time83%
Search Luxair flights
LufthansaCheapest£136Average£201FlexibilityNo 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?

Deals for Heathrow to Luxembourg flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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?

Certainly. Search results for flights to Luxembourg from Heathrow shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights offers price alerts on Heathrow to Luxembourg flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

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.