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Cheap flights from London Heathrow Airport to Luxembourg from £54

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 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — LUX
5 May — 12 May1
1 adult

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 30 April 2025.

Round-trip from

£71

One-way from

£54

Popular in

June

Cheapest in

March

Average price

£92

Good round-trip deal

£84 or less

Good one-way deal

£81 or less
British Airways
  • British Airways
  • 7/10-9/10
  • Nonstop
  • 2h 40m total
  • London to Luxembourg
Search Deals
British Airways
  • British Airways
  • 4/6
  • Nonstop
  • 1h 20m total
  • London to Luxembourg
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£8 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£2 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from London Heathrow to Luxembourg.
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Price to beat on a one-way flight from London Heathrow to Luxembourg.
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Find flight deals from Heathrow to Luxembourg

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 30 April 2025.

Tue 7/1019:00LHR - LUX
Nonstop1h 20mBritish Airways
Thu 9/1021:05LUX - LHR
Nonstop1h 20mBritish Airways
Deal found 29/4£71
Thu 25/918:00LHR - LUX
Nonstop1h 20mMultiple Airlines
Sun 28/906:10LUX - LHR
1 stop5h 35mMultiple Airlines
Deal found 29/4£116
Tue 13/507:25LHR - LUX
1 stop4h 05mLufthansa
Tue 20/516:45LUX - LHR
1 stop5h 00mLufthansa
Deal found 29/4£136
Mon 12/520:05LHR - LUX
1 stop12h 35mSWISS
Tue 20/519:10LUX - LHR
1 stop3h 35mSWISS
Deal found 29/4£154
Fri 6/611:45LHR - LUX
1 stop5h 10mKLM
Sun 8/618:05LUX - LHR
1 stop3h 50mKLM
Deal found 29/4£178

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 30 April 2025.
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

Tue 7/10

19:00-21:20

Nonstop1h 20m

Luxembourg

Thu 9/10

21:05-21:25

Nonstop1h 20m

£71

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Thu 25/9

18:00-20:20

Nonstop1h 20m

Luxembourg

Sun 28/9

06:10-10:45

1 stop5h 35m

£116

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Tue 13/5

07:25-12:30

1 stop4h 05m

Luxembourg

Tue 20/5

16:45-20:45

1 stop5h 00m

£136

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Mon 12/5

20:05-09:40

1 stop12h 35m

Luxembourg

Tue 20/5

19:10-21:45

1 stop3h 35m

£154

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Fri 6/6

11:45-17:55

1 stop5h 10m

Luxembourg

Sun 8/6

18:05-20:55

1 stop3h 50m

£178

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Wed 4/6

18:30-20:50

Nonstop1h 20m

£54

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Wed 14/5

20:50-15:10

1 stop17h 20m

£77

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Wed 4/6

08:40-13:45

1 stop4h 05m

£111

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Wed 14/5

22:15-09:35

1 stop10h 20m

£118

LondonLuxembourg

LHR - LUX

LHRLUX

London Heathrow

Fri 4/7

20:25-09:15

1 stop11h 50m

£119

Flights are sorted by cheapest return flights first.

Deals found on 29/4

Showing 1-10 of 12 results
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

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 £87). Flying from London Heathrow Airport to Luxembourg in July is currently the most expensive (average of £172). 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 30 April 2025.

It’s typically best to fly out from London Heathrow Airport to Luxembourg in the morning. Doing so could potentially save you 20% on the flight price compared to flying in the evening, which is usually more expensive.

Rainfall in Luxembourg by month

Plan your trip to Luxembourg by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Luxembourg ranges from 50.0 - 70.0 inches per month. November is typically the wettest month, when rainfall can reach 70.0 mm. February is typically the driest time to visit Luxembourg when rainfall is around 50.0 mm.

Temperature in Luxembourg by month

Plan your trip to Luxembourg by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Luxembourg, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 0.0 C).

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 30 April 2025.
Get a feel of what it's like to fly with Aegean Airlines, KLM and SWISS from London to Luxembourg by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aegean Airlines
8.1
Very Good
739 reviews
Check prices

Comfort

7.8

Boarding

7.8

Food

7.3

Entertainment

6.9

Crew

8.6

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Aegean Airlines
8.1
Very Good
739 reviews
Aegean Airlines
8.1
Very Good
739 reviews
Check prices

Comfort

7.8

Boarding

7.8

Food

7.3

Entertainment

6.9

Crew

8.6

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
KLM
7.8
Good
1,334 reviews
Aegean Airlines
8.1
Very Good
739 reviews
Check prices

Comfort

7.8

Boarding

7.8

Food

7.3

Entertainment

6.9

Crew

8.6

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
SWISS
7.5
Good
1,588 reviews
Aegean Airlines
8.1
Very Good
739 reviews
Check prices

Comfort

7.8

Boarding

7.8

Food

7.3

Entertainment

6.9

Crew

8.6

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Scandinavian Airlines
7.3
Good
1,349 reviews
Aegean Airlines
8.1
Very Good
739 reviews
Check prices

Comfort

7.8

Boarding

7.8

Food

7.3

Entertainment

6.9

Crew

8.6

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Lufthansa
6.7
Okay
7,046 reviews
Aegean Airlines
8.1
Very Good
739 reviews
Check prices

Comfort

7.8

Boarding

7.8

Food

7.3

Entertainment

6.9

Crew

8.6

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

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 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 £54. Users have also found prices from £111 and £118 on KLM and Aegean Airlines, 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 American Airlines (74%), Qatar Airways (74%) or Japan Airlines (74%) 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 £130, our data indicates the cheapest price to be £56. 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 £87). Flying from London Heathrow Airport to Luxembourg in July is currently the most expensive (average of £172). 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 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 30 April 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£62Average£119FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£113Average£200FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
KLMCheapest£170Average£242FlexibilityNo cancel feeOn-time75%
Search KLM 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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