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Cheap flights from Luxembourg to London Heathrow Airport from £22

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 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
LUX — LHR
25 Feb — 4 Mar1
1 adult

The best prices from Luxembourg to London Heathrow are usually found in January or April, booked 86 days in advance, depart on a Thursday or Saturday and return on a Saturday

Cheap flight deals from Luxembourg to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Luxembourg (LUX) to Heathrow (LHR). 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 20 February 2025.

Round-trip from

£64

One-way from

£22

Popular in

December

Cheapest in

January

Average price

£106

Good round-trip deal

£66 or less

Good one-way deal

£46 or less
British Airways
  • British Airways
  • 5/8-6/8
  • Nonstop
  • 2h 40m total
  • Luxembourg to London
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British Airways
  • British Airways
  • 8/6
  • Nonstop
  • 1h 20m total
  • Luxembourg to London
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Highest demand for flights based on searches. 9% potential increase in price (£10 potential increase over avg. return price).
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Cheapest flight prices on average. 5% potential price decrease (£5 potential savings vs. average return price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Luxembourg to London Heathrow.
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Price to beat on a one-way flight from Luxembourg to London Heathrow.
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Find flight deals from Luxembourg to Heathrow

Cheapest flights from Luxembourg to Heathrow
Explore the most affordable flight options available from Luxembourg to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 February 2025.

Tue 5/822:05LUX - LHR
Nonstop1h 20mBritish Airways
Wed 6/808:20LHR - LUX
Nonstop1h 20mBritish Airways
Deal found 19/2£64
Fri 11/721:15LUX - LHR
Nonstop1h 20mMultiple Airlines
Tue 15/706:20LHR - LUX
1 stop6h 25mMultiple Airlines
Deal found 19/2£126
Fri 28/314:45LUX - LHR
1 stop7h 05mKLM
Mon 31/308:40LHR - LUX
1 stop4h 05mKLM
Deal found 19/2£135
Fri 21/310:40LUX - LHR
1 stop7h 05mLufthansa
Fri 28/306:35LHR - LUX
1 stop8h 55mLufthansa
Deal found 19/2£137
Sat 15/319:20LUX - LHR
1 stop3h 20mSWISS
Sun 16/318:40LHR - LUX
1 stop14h 25mSWISS
Deal found 19/2£143

Find flights from Luxembourg to Heathrow within your budget

Customise your flight search to find flights from Luxembourg to Heathrow 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 20 February 2025.

Fly from

Luxembourg

Fly to

Heathrow

Route

Depart

Return

Price

LuxembourgLondon

LUX - LHR

LUXLHR

Luxembourg

Tue 5/8

22:05-22:25

Nonstop1h 20m

London Heathrow

Wed 6/8

08:20-10:40

Nonstop1h 20m

£64

LuxembourgLondon

LUX - LHR

LUXLHR

Luxembourg

Fri 11/7

21:15-21:35

Nonstop1h 20m

London Heathrow

Tue 15/7

06:20-13:45

1 stop6h 25m

£126

LuxembourgLondon

LUX - LHR

LUXLHR

Luxembourg

Fri 28/3

14:45-20:50

1 stop7h 05m

London Heathrow

Mon 31/3

08:40-13:45

1 stop4h 05m

£135

LuxembourgLondon

LUX - LHR

LUXLHR

Luxembourg

Fri 21/3

10:40-16:45

1 stop7h 05m

London Heathrow

Fri 28/3

06:35-16:30

1 stop8h 55m

£137

LuxembourgLondon

LUX - LHR

LUXLHR

Luxembourg

Sat 15/3

19:20-21:40

1 stop3h 20m

London Heathrow

Sun 16/3

18:40-10:05

1 stop14h 25m

£143

LuxembourgLondon

LUX - LHR

LUXLHR

Luxembourg

Sun 8/6

21:20-21:40

Nonstop1h 20m

£22

LuxembourgLondon

LUX - LHR

LUXLHR

Luxembourg

Mon 24/3

06:10-09:00

1 stop3h 50m

£61

LuxembourgLondon

LUX - LHR

LUXLHR

Luxembourg

Mon 9/6

16:45-20:45

1 stop5h 00m

£77

LuxembourgLondon

LUX - LHR

LUXLHR

Luxembourg

Sun 2/3

19:50-07:55

1 stop13h 05m

£83

LuxembourgLondon

LUX - LHR

LUXLHR

Luxembourg

Fri 28/2

15:20-17:50

1 stop3h 30m

£92

Flights are sorted by cheapest return flights first.

Deals found on 19/2

Showing 1-10 of 11 results
1
2

Best time to book a flight from Luxembourg to Heathrow

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

Travel insights for flights from Luxembourg to Heathrow

Get recent, data-driven insights about flights from Luxembourg to Heathrow including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a return flight from Luxembourg to Heathrow. Price data was last updated on 14 February 2025.

The price you pay for your flight from Luxembourg to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 86 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from Luxembourg to London Heathrow Airport (average of £112). Flying from Luxembourg to London Heathrow Airport in August is currently the most expensive (average of £163). 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 LUX to LHR?

Find hourly flight availability from Luxembourg to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 20 February 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 55% on flights from Luxembourg to London Heathrow Airport by exploring options for tickets in the afternoon.

Rainfall in Heathrow by month

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

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

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

If weather is an important factor for your trip to London Heathrow Airport, 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 4.0 C).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 20 February 2025.
Read reviews from past customers who have flown KLM, SWISS and TAP AIR PORTUGAL from Luxembourg to London. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,333 reviews
Check prices

Boarding

7.8

Food

7.3

Comfort

7.7

Entertainment

7.2

Overall

7.8

Crew

8.4

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

KLM
7.8
Good
1,333 reviews
KLM
7.8
Good
1,333 reviews
Check prices

Boarding

7.8

Food

7.3

Comfort

7.7

Entertainment

7.2

Overall

7.8

Crew

8.4

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

SWISS
7.5
Good
1,568 reviews
KLM
7.8
Good
1,333 reviews
Check prices

Boarding

7.8

Food

7.3

Comfort

7.7

Entertainment

7.2

Overall

7.8

Crew

8.4

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

TAP AIR PORTUGAL
7.1
Good
1,847 reviews
KLM
7.8
Good
1,333 reviews
Check prices

Boarding

7.8

Food

7.3

Comfort

7.7

Entertainment

7.2

Overall

7.8

Crew

8.4

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Lufthansa
6.7
Okay
6,985 reviews
KLM
7.8
Good
1,333 reviews
Check prices

Boarding

7.8

Food

7.3

Comfort

7.7

Entertainment

7.2

Overall

7.8

Crew

8.4

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

British Airways
6.6
Okay
6,763 reviews
KLM
7.8
Good
1,333 reviews
Check prices

Boarding

7.8

Food

7.3

Comfort

7.7

Entertainment

7.2

Overall

7.8

Crew

8.4

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Related info for your journey

Find useful and relevant information for your journey from Luxembourg to Heathrow. 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 from for flights from Luxembourg to London Heathrow?

    If you book a flight to London Heathrow from Luxembourg, you will be flying from Luxembourg, which is the city’s only airport. Luxembourg (LUX) is located 3.8 mi from the center of Luxembourg. There are 3 flights from Luxembourg to London Heathrow per day from 1 airline.

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

    According to our current data, British Airways (£64), KLM (£135), and Lufthansa (£137) offers the cheapest pricing from Luxembourg to London Heathrow Airport. British Airways is priced at 48% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Luxembourg to London Heathrow Airport one-way?

    The cheapest airline one-way is British Airways, with whom users have recently found tickets for as low as £22. However, be on the lookout for offers from KLM and Lufthansa, as they are both options that can get you from Luxembourg to London Heathrow Airport for a low price.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Luxembourg to London Heathrow Airport on time: American Airlines (63%), Qatar Airways (63%), British Airways (63%).

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

    Looking for the cheapest flight from Luxembourg to London Heathrow Airport? While on average our users pay £62, our data indicates the cheapest price to be £21. The most popular route (Luxembourg - London Heathrow), is priced around £64.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Luxembourg to London Heathrow Airport (average of £112). Flying from Luxembourg to London Heathrow Airport in August is currently the most expensive (average of £163). 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

Travelling to a place near Luxembourg?

Book flights to Luxembourg if you plan to visit one of these locations
Deal
Hounslow
Milton Keynes
Croydon
Gatwick
Slough
Luton
Ilford
Hayes
Eastbourne
Swindon
Northampton
Wembley
Southend-on-Sea
Ipswich
Winchester
Maidstone
Crawley
Southall
Watford

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Luxembourg to Heathrow

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

Top airline flying from Luxembourg to Heathrow

Discover the top airline that operate flights from Luxembourg to Heathrow. 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 20 February 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£68Average£84FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Luxembourg to Heathrow?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Luxembourg to Heathrow. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Luxembourg to Heathrow for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Certainly. Search results for flights to Heathrow from Luxembourg 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 Luxembourg to Heathrow become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Heathrow from Luxembourg today and book when prices fit your budget.

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