Cheap Flights from London Heathrow to Luxembourg from $139

Q: How much are return flights from London Heathrow to Luxembourg?

The best price we found for a return flight from London Heathrow to Luxembourg is $139. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Q: How long does it take to fly from London Heathrow to Luxembourg?

1 hour and 20 minutes is the average flight time from London Heathrow to Luxembourg.

Q: Which airlines fly direct from London Heathrow to Luxembourg?

American Airlines, British Airways and Qatar Airways fly direct from London Heathrow to Luxembourg.

Q: How many flights are there a week from London Heathrow to Luxembourg?

As of March 2025, there are 51 flights per week flying from London Heathrow to Luxembourg.

Q: When is the cheapest time to fly from London Heathrow to Luxembourg?

The cheapest month to fly from London Heathrow to Luxembourg is usually March 2025.

Q: Which upcoming date is cheapest to fly from London Heathrow Airport to Luxembourg Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from London Heathrow Airport to Luxembourg Airport on Friday, 16 January 2026 .

Q: Can I get a direct flight from London Heathrow Airport to Luxembourg Airport?

Yes – the average flight time is 1 hour and 20 minutes.

Q: How can I find the best flight deal to Luxembourg?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Luxembourg but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

Q: When is the best time to book flights to Luxembourg?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Luxembourg is around 40 days in advance, so don’t leave your flight to the last minute.

Q: Which is the cheapest airline to fly from London Heathrow Airport to Luxembourg with?

Currently, British Airways offers the cheapest flight tickets to Luxembourg.

Compare London Heathrow to Luxembourg flight deals

Find the cheapest month or even day of the year to fly to Luxembourg

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Flight deals from London Heathrow to Luxembourg

Looking for a cheap last-minute deal or the best return flight from London Heathrow to Luxembourg? Find the lowest prices on one-way and return tickets right here.

Luxembourg.$139 per passenger.Departing Fri, 16 Jan, returning Tue, 20 Jan.Return flight with British Airways.Outbound direct flight with British Airways departs from London Heathrow on Fri, 16 Jan, arriving in Luxembourg.Inbound direct flight with British Airways departs from Luxembourg on Tue, 20 Jan, arriving in London Heathrow.Price includes taxes and charges.From $139, select.

Luxembourg.$148 per passenger.Departing Fri, 6 Mar, returning Mon, 9 Mar.Return flight with British Airways.Outbound direct flight with British Airways departs from London Heathrow on Fri, 6 Mar, arriving in Luxembourg.Inbound direct flight with British Airways departs from Luxembourg on Mon, 9 Mar, arriving in London Heathrow.Price includes taxes and charges.From $148, select.

Luxembourg.$152 per passenger.Departing Thu, 6 Nov, returning Mon, 10 Nov.Return flight with British Airways.Outbound direct flight with British Airways departs from London Heathrow on Thu, 6 Nov, arriving in Luxembourg.Inbound direct flight with British Airways departs from Luxembourg on Mon, 10 Nov, arriving in London Heathrow.Price includes taxes and charges.From $152, select.

Luxembourg.$152 per passenger.Departing Wed, 22 Oct, returning Tue, 28 Oct.Return flight with British Airways.Outbound direct flight with British Airways departs from London Heathrow on Wed, 22 Oct, arriving in Luxembourg.Inbound direct flight with British Airways departs from Luxembourg on Tue, 28 Oct, arriving in London Heathrow.Price includes taxes and charges.From $152, select.

Luxembourg.$157 per passenger.Departing Fri, 26 Sep, returning Mon, 29 Sep.Return flight with British Airways.Outbound direct flight with British Airways departs from London Heathrow on Fri, 26 Sep, arriving in Luxembourg.Inbound direct flight with British Airways departs from Luxembourg on Mon, 29 Sep, arriving in London Heathrow.Price includes taxes and charges.From $157, select.

Luxembourg.$157 per passenger.Departing Thu, 25 Sep, returning Wed, 1 Oct.Return flight with British Airways.Outbound direct flight with British Airways departs from London Heathrow on Thu, 25 Sep, arriving in Luxembourg.Inbound direct flight with British Airways departs from Luxembourg on Wed, 1 Oct, arriving in London Heathrow.Price includes taxes and charges.From $157, select.

Luxembourg.$157 per passenger.Departing Wed, 27 Aug, returning Tue, 2 Sep.Return flight with British Airways.Outbound direct flight with British Airways departs from London Heathrow on Wed, 27 Aug, arriving in Luxembourg.Inbound direct flight with British Airways departs from Luxembourg on Tue, 2 Sep, arriving in London Heathrow.Price includes taxes and charges.From $157, select.

Luxembourg.$157 per passenger.Departing Fri, 27 Feb, returning Sun, 1 Mar.Return flight with British Airways.Outbound direct flight with British Airways departs from London Heathrow on Fri, 27 Feb, arriving in Luxembourg.Inbound direct flight with British Airways departs from Luxembourg on Sun, 1 Mar, arriving in London Heathrow.Price includes taxes and charges.From $157, select.

Find the cheapest month to fly from London Heathrow to Luxembourg

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like London Heathrow to Luxembourg flights are currently cheapest in January.

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Direct flights from London Heathrow to Luxembourg

London Heathrow to Luxembourg: Alternative routes

Compare routes from London Heathrow to Luxembourg below. You may find an airport to fly into that's cheaper, faster, or easier than Luxembourg.

London to Luxembourg: Flight information

The things to know before you go.

Cheapest flight found	$139
Cheapest month to fly	January
Average flight time	1 hr, 20 mins
Most popular airline	American Airlines
Average flights per week	51

Finding cheap flights from London Heathrow to Luxembourg: Frequently asked questions

How much are return flights from London Heathrow to Luxembourg?

How long does it take to fly from London Heathrow to Luxembourg?

Which airlines fly direct from London Heathrow to Luxembourg?

How many flights are there a week from London Heathrow to Luxembourg?

When is the cheapest time to fly from London Heathrow to Luxembourg?

Which upcoming date is cheapest to fly from London Heathrow Airport to Luxembourg Airport on?

Can I get a direct flight from London Heathrow Airport to Luxembourg Airport?

How can I find the best flight deal to Luxembourg?

When is the best time to book flights to Luxembourg?

Which is the cheapest airline to fly from London Heathrow Airport to Luxembourg with?

Flying from London Heathrow Airport (LHR) to Luxembourg Airport (LUX): what you need to know

A direct flight from London Heathrow Airport to Luxembourg Airport takes on average 1 hour 20 minutes. The timezone in Luxembourg is UTC+1, which makes it 1 hour ahead of London.
Each week, there are 44 flights from London Heathrow Airport to Luxembourg Airport. To be on board as early as possible, take the 07:10 British Airways flight. If you'd rather make the most of your time before flying, the last departure from LHR to LUX is 22:05 with British Airways.
Travelling over a peak time like July? Public holidays and other high seasons can result in longer lines and delays at checkpoints. Be extra cautious and get there up to four hours before an international flight and two hours before domestic departures.
British Airways runs direct flights from London Heathrow Airport to Luxembourg Airport. Book with this popular carrier, and get ready to see the sights in Luxembourg — and maybe even more of Luxembourg if you have time.
We make it a piece of cake to book a flight with a stopover. To see the options for flights from London Heathrow Airport to Luxembourg Airport, uncheck 'Direct flights only.' Then, choose a flight with a stop long enough to explore your chosen city. Some popular stopovers between LHR and LUX include:
- Frankfurt Airport
- Zurich Airport
- Amsterdam Airport Schiphol
To see whether you need a visa to enter Luxembourg, check with your carrier and the local embassy or consulate. They'll have the most up-to-date information, including other travel documents you may need after booking your cheap ticket from LHR to LUX.

How to find the cheapest flights from London Heathrow Airport (LHR) to Luxembourg Airport (LUX)

The lowest price we've seen for a one-way ticket from London Heathrow Airport to Luxembourg Airport is $106. For a return flight on this route, the best price is $139. Depending on the availability and when you book, these fares can change.
Score flight tickets from LHR to LUX by booking at least 4 months ahead. According to our research, that's the sweet spot for finding a bargain.
The cheapest month for tickets from London Heathrow Airport to Luxembourg Airport is December. Use the 'Whole month' tool to find the lowest airfares if you have a flexible schedule.
Sign into your online account or use the app to create a Price Alert. We'll get in touch right away if there's a cheaper deal on this route. It's simple to do, and it'll save you from looking for flight tickets from LHR to LUX every day.
Use filters to tailor your flights from London Heathrow Airport to Luxembourg Airport. Select your preferred arrival and departure times, airlines and number of stops. Or sort your results by 'Cheapest' to find the best deals.

Handy information about London Heathrow Airport (LHR)

London Heathrow Airport is about 31 kilometres from central London. If you're catching a cab, ride-sharing or driving from the centre, it'll take 57 minutes or so to get there, depending on traffic. If you're planning to take public transport, expect the journey time to be approximately 1 hour and 1 minute.
Have an early flight from London Heathrow Airport to Luxembourg Airport? Avoid rushing to the airport (and get some extra shut-eye) by choosing one of these stays close to LHR:

Arriving at Luxembourg Airport (LUX)

Book a hotel near LUX if you're catching a late flight from London Heathrow Airport to Luxembourg Airport. Settle into one of these options and skip the long transfer:

Getting from Luxembourg Airport (LUX) to central Luxembourg

Luxembourg Airport to central Luxembourg is about 15 minutes by car. It's approximately 8 kilometres away. Find out what options are available, such as cabs, car rentals or ride-sharing services.
If you're taking public transport, expect a journey time of about 32 minutes.

When to fly to Luxembourg Airport (LUX)

The quietest month for a flight from London Heathrow Airport to Luxembourg Airport is February, while July is the busiest. Choose the best time to visit Luxembourg based on whether you prefer a laid-back vibe or a more bustling atmosphere.
Before locking in your flight from London Heathrow Airport to Luxembourg Airport, think about the kind of weather you like. July is the warmest month in Luxembourg, with the temperature ranging from 9 ºC to 26 ºC.
If you'd rather travel in cooler conditions, look for a cheap ticket from LHR to LUX in January. Average temperatures are between -4 ºC and 6 ºC then.

More about Luxembourg

Start your Luxembourg trip right by finding a wonderful stay. As soon as you've booked your flight from LHR to LUX, check out our accommodation options including:
Every great adventure has to include a little sightseeing. Bockfels Luxembourg City, Grand Ducal Palace and Luxembourg City History Museum are essential stops on your Luxembourg itinerary.

Complete your Luxembourg trip with hotels and a car rental

Once you've secured your cheap ticket to Luxembourg Airport, discover the lowest prices and exclusive offers on hotels. You can also compare hundreds of car rental companies in one go to get the best car rental price for your Luxembourg escape.