$28 Cheap Flights from Luxembourg (LUX) to London (LHR)

Find available prices by choosing your travel dates.

Cheap Flights from Luxembourg to London (LUX-LHR)

Prices were available within the past 7 days and start at $28 for one-way flights and $109 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
British Airways
British Airways
British Airways
British Airways
British Airways
Lufthansa
Swiss International Air Lines
Austrian Airlines
KLM
Flights from Luxembourg (LUX) to London (LHR)
Origin airport
Findel
Destination airport
Heathrow
Airlines serving
Air France, Austrian Airlines, British Airways, KLM, LOT-Polish Airlines, Lufthansa, Scandinavian Airlines, Swiss International Air Lines
Roundtrip price
$108
Distance
318 mi

Luxembourg to London Flights

The cheapest times to fly from Luxembourg to London

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Luxembourg to London are during the month of July. You can find some of the cheapest flights from Luxembourg to London with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Luxembourg to London

Sunday is one of the best days to book for cheap flights from Luxembourg to London: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Luxembourg to London

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Luxembourg to London in 2025. You can also book with separate airlines for your outbound and return journeys, from $28 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Luxembourg to London flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Luxembourg to London airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How long does it take to fly from LUX to LHR?
Book a ticket with British Airways and you’ll be traveling for around 1 hour and 20 minutes. This top airline has a direct flight that leaves at 10:05PM from Findel Airport (LUX) and gets to LHR at 10:25PM. Expedia has some incredible flight deals, so find out what’s on offer on this route today.
Is it cheaper to buy a plane ticket from Findel Airport (LUX) to London Heathrow last minute?
Booking your journey from Findel Airport (LUX) to LHR last minute could save you money if you luck out and find an amazing deal. However, fares don’t typically get cheaper as the departure date nears. If you take a wait-and-see approach, flights could also be booked solid or the best seats taken (don’t get stuck in the middle!). If you’d rather err on the side of caution, book well in advance of your departure date. In fact, some of the best deals are available on Expedia up to 12 months in advance. If your preferred airline hasn’t released its airfares yet, check back regularly as offers are updated on Expedia all the time.
What airline has the least delays from Luxembourg Airport to London Heathrow?
If you’d prefer not to be stuck at the airport for hours — or worse, your trip left in tatters because of a flight delay — book with British Airways. Around 83% of its Findel Airport (LUX) to London Heathrow services arrive on schedule. You can review your flight status before leaving for the airport through the Expedia App. It’ll also give you real-time notifications about a bunch of other useful things, such as gate changes, luggage carousel numbers and how to reach your hotel. Everything you need to know is in your pocket with this handy travel companion.
What airports do you fly into for London from Luxembourg City?
With Heathrow Airport (LHR), London City Airport (LCY) and Gatwick Airport (LGW) to choose from, connecting from Luxembourg City to London is a piece of cake. The city’s major hub, Heathrow Airport (LHR), is roughly 14 mi west of the downtown area. Apart from the price of tickets, consider factors like public transportation options from the airport and the distance to your hotel before making your choice. Get your London adventure off on the right foot by visiting Big Ben and Buckingham Palace.
What are the most popular departure times for flights from Luxembourg Airport to London Heathrow?
Between 9:00 PM - 10:00 PM is when you’ll find the largest number of British Airways flights from Findel Airport (LUX) to LHR. Our handy tip? Leave in the morning. With air traffic yet to build up, your chances of catching a delay-free flight are better.
Can I change the date of my flight from Luxembourg Airport to Heathrow Airport (LHR)?
We know plans can get upended, so Expedia is here to help make things as simple as possible. To start, access your Findel Airport (LUX) to LHR itinerary through the Expedia Trips portal and check the fare conditions about change fees or other charges. If you booked your airfare in the last 24 hours, some airlines will let you cancel for free and organize new flights. If you booked more than 24 hours ago, contact us through our Customer Service portal so we can help you further.

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*Available to One Key members.