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Cheap flights from London Heathrow Airport to Luxembourg from £61

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 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — LUX
9 Jul — 16 Jul1
1 adult
1 adult, Economy, 0 bags

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 9 June 2026.

Thu 3/917:55
LHR
-
LUX
Nonstop1h 20m
British Airways
Mon 7/921:05
LUX
-
LHR
Nonstop1h 20m
British Airways
Deal found 9/6£81
Fri 2/1018:05
LHR
-
LUX
Nonstop1h 20m
British Airways
Mon 5/1016:50
LUX
-
LHR
Nonstop1h 35m
British Airways
Deal found 8/6£88
Mon 28/918:00
LHR
-
LUX
Nonstop1h 20m
British Airways
Wed 30/911:35
LUX
-
LHR
Nonstop1h 35m
British Airways
Deal found 7/6£90
Mon 28/918:00
LHR
-
LUX
Nonstop1h 20m
British Airways
Tue 29/911:30
LUX
-
LHR
Nonstop1h 35m
British Airways
Deal found 8/6£91
Fri 25/918:05
LHR
-
LUX
Nonstop1h 20m
British Airways
Mon 28/921:05
LUX
-
LHR
Nonstop1h 20m
British Airways
Deal found 5/6£93
Mon 14/918:00
LHR
-
LUX
Nonstop1h 20m
British Airways
Tue 15/911:30
LUX
-
LHR
Nonstop1h 35m
British Airways
Deal found 9/6£94
Mon 14/918:00
LHR
-
LUX
Nonstop1h 20m
British Airways
Sat 19/910:55
LUX
-
LHR
Nonstop1h 35m
British Airways
Deal found 9/6£96
Mon 14/918:00
LHR
-
LUX
Nonstop1h 20m
British Airways
Fri 18/921:15
LUX
-
LHR
Nonstop1h 20m
British Airways
Deal found 9/6£98
Fri 4/908:05
LHR
-
LUX
Nonstop1h 20m
British Airways
Tue 8/911:30
LUX
-
LHR
Nonstop1h 35m
British Airways
Deal found 8/6£100
Fri 20/1118:45
LHR
-
LUX
Nonstop1h 25m
British Airways
Sun 22/1118:15
LUX
-
LHR
Nonstop1h 30m
British Airways
Deal found 8/6£101

Find flight deals from Heathrow to Luxembourg

Keep the following information in mind while searching for Heathrow to Luxembourg flight deals. Data was last updated 9 June 2026.

Round-trip from

£81

One-way from

£61

Popular in

December

Cheapest in

September

Average price

£72

Good round-trip deal

£124 or less

Good one-way deal

£61 or less
British Airways
  • British Airways
  • 3/9-7/9
  • Nonstop
  • 2h 40m total
  • London to Luxembourg
Search Deals
British Airways
  • British Airways
  • 4/9
  • Nonstop
  • 1h 20m total
  • London to Luxembourg
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£6 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 June 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 9 June 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

Mon 14/9

18:00-20:20

Nonstop1h 20m

Luxembourg

Fri 18/9

21:15-21:35

Nonstop1h 20m

£98

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Mon 14/9

18:00-20:20

Nonstop1h 20m

Luxembourg

Sat 19/9

10:55-11:30

Nonstop1h 35m

£99

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Sat 5/12

17:50-22:20

1 stop3h 30m

Luxembourg

Sun 6/12

06:00-10:45

1 stop5h 45m

£150

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Fri 13/11

10:00-14:15

1 stop3h 15m

Luxembourg

Sun 15/11

18:20-20:50

1 stop3h 30m

£151

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Thu 2/7

13:50-18:35

1 stop3h 45m

Luxembourg

Mon 6/7

16:50-20:45

1 stop4h 55m

£165

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Sun 30/8

12:05-14:30

Nonstop1h 25m

Luxembourg

Wed 2/9

21:35-21:55

Nonstop1h 20m

£166

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Thu 16/7

08:25-10:45

Nonstop1h 20m

Luxembourg

Tue 21/7

11:30-12:05

Nonstop1h 35m

£173

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Fri 26/6

08:30-13:55

1 stop4h 25m

Luxembourg

Sun 28/6

14:35-20:40

1 stop7h 05m

£174

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Wed 1/7

18:40-09:30

1 stop13h 50m

Luxembourg

Sun 5/7

19:30-17:50

1 stop23h 20m

£174

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Mon 29/6

08:40-09:30

1 stop23h 50m

Luxembourg

Tue 30/6

19:25-17:50

1 stop23h 25m

£175

Flights are sorted by cheapest return flights first.

Deals found on 6/6

Showing 1-10 of 22 resultsSorted by cheapest first
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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, October is the cheapest month in which you can book a flight from London Heathrow Airport to Luxembourg (average of £19). Flying from London Heathrow Airport to Luxembourg in April is currently the most expensive (average of £73). 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 9 June 2026.

It’s typically best to fly out from London Heathrow Airport to Luxembourg in the evening. Doing so could potentially save you 24% on the flight price compared to flying in the afternoon, which is usually more expensive.

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 28 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.

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 9 June 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
8,049 reviews
Check prices

Entertainment

6.4

Food

6.3

Crew

7.6

Overall

6.8

Boarding

7.0

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
8,049 reviews
Lufthansa
6.8
Okay
8,049 reviews
Check prices

Entertainment

6.4

Food

6.3

Crew

7.6

Overall

6.8

Boarding

7.0

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
8,034 reviews
Lufthansa
6.8
Okay
8,049 reviews
Check prices

Entertainment

6.4

Food

6.3

Crew

7.6

Overall

6.8

Boarding

7.0

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 and KLM can get you from London Heathrow Airport to Luxembourg in just under 1h 20m. Your travel time can differ by up to 2h 10m. 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 to fly from London Heathrow Airport to Luxembourg one-way?

    For one-way options, check prices for British Airways. According to our data, you can fly for as low as £344. Users have also found prices from £360 and £515 on United Airlines and Virgin Atlantic, respectively.

  • 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 (90%), Japan Airlines (86%) or American Airlines (84%) 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 £115, our data indicates the cheapest price to be £58. The most popular route (London Heathrow - Luxembourg), is priced around £81.

  • 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, October is the cheapest month in which you can book a flight from London Heathrow Airport to Luxembourg (average of £19). Flying from London Heathrow Airport to Luxembourg in April is currently the most expensive (average of £73). 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

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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.
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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 9 June 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£67Average£111FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£138Average£236FlexibilityNo 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.

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