$339 Cheap Flights from Washington (IAD) to Luxembourg (LUX)

View $339 flight on Tue, Aug 12, 2025Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to Findel International Airport (LUX)

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Cheap Flights from Washington to Luxembourg (IAD-LUX)

Prices were available within the past 7 days and start at $339 for one-way flights and $564 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scandinavian Airlines
Wed, Feb 4 - Wed, Feb 25
IAD
Washington
LUX
Luxembourg
$564 Roundtrip, found 7 hours ago
$564
Roundtrip
found 7 hours ago
Select Scandinavian Airlines flight, departing Wed, Feb 4 from Washington to Luxembourg, returning Wed, Feb 25, priced at $564 found 7 hours ago
Scandinavian Airlines
Thu, Oct 2 - Sun, Oct 19
IAD
Washington
LUX
Luxembourg
$568 Roundtrip, found 16 hours ago
$568
Roundtrip
found 16 hours ago
Select Scandinavian Airlines flight, departing Thu, Oct 2 from Washington to Luxembourg, returning Sun, Oct 19, priced at $568 found 16 hours ago
Scandinavian Airlines
Wed, Dec 3 - Sun, Dec 7
IAD
Washington
LUX
Luxembourg
$569 Roundtrip, found 3 days ago
$569
Roundtrip
found 3 days ago
Select Scandinavian Airlines flight, departing Wed, Dec 3 from Washington to Luxembourg, returning Sun, Dec 7, priced at $569 found 3 days ago
Scandinavian Airlines
Fri, May 8 - Sun, May 17
IAD
Washington
LUX
Luxembourg
$572 Roundtrip, found 5 days ago
$572
Roundtrip
found 5 days ago
Select Scandinavian Airlines flight, departing Fri, May 8 from Washington to Luxembourg, returning Sun, May 17, priced at $572 found 5 days ago
American Airlines
Tue, Apr 7 - Thu, Apr 30
IAD
Washington
LUX
Luxembourg
$588 Roundtrip, found 1 day ago
$588
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Apr 7 from Washington to Luxembourg, returning Thu, Apr 30, priced at $588 found 1 day ago
British Airways
Wed, Feb 4 - Wed, Feb 25
IAD
Washington
LUX
Luxembourg
$590 Roundtrip, found 7 hours ago
$590
Roundtrip
found 7 hours ago
Select British Airways flight, departing Wed, Feb 4 from Washington to Luxembourg, returning Wed, Feb 25, priced at $590 found 7 hours ago
British Airways
Sun, Nov 9 - Tue, Nov 18
IAD
Washington
LUX
Luxembourg
$590 Roundtrip, found 5 days ago
$590
Roundtrip
found 5 days ago
Select British Airways flight, departing Sun, Nov 9 from Washington to Luxembourg, returning Tue, Nov 18, priced at $590 found 5 days ago
Swiss International Air Lines
Tue, Apr 7 - Thu, Apr 30
IAD
Washington
LUX
Luxembourg
$591 Roundtrip, found 1 day ago
$591
Roundtrip
found 1 day ago
Select Swiss International Air Lines flight, departing Tue, Apr 7 from Washington to Luxembourg, returning Thu, Apr 30, priced at $591 found 1 day ago
American Airlines
Tue, Mar 10 - Thu, Apr 2
IAD
Washington
LUX
Luxembourg
$593 Roundtrip, found 5 days ago
$593
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, Mar 10 from Washington to Luxembourg, returning Thu, Apr 2, priced at $593 found 5 days ago
Lufthansa
Wed, Dec 3 - Tue, Dec 9
IAD
Washington
LUX
Luxembourg
$593 Roundtrip, found 3 days ago
$593
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Wed, Dec 3 from Washington to Luxembourg, returning Tue, Dec 9, priced at $593 found 3 days ago

Alternative airports near Niederanven

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Findel LUX. Cheapest option available. Flights from $765
LUX
Findel
Cheapest
Flights from $765
Flights from Washington (IAD) to Luxembourg (LUX)
Origin airport
Washington Dulles Intl.
Destination airport
Findel
Airlines serving
Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Delta, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United
Roundtrip price
$564
Distance
3985 mi

Washington to Luxembourg Flights

The cheapest times to fly from Washington to Luxembourg

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 Washington to Luxembourg are during the month of February. You can find some of the cheapest flights from Washington to Luxembourg with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Luxembourg

Sunday is one of the best days to book for cheap flights from Washington to Luxembourg: 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 Washington to Luxembourg

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 Washington to Luxembourg in 2025. You can also book with separate airlines for your outbound and return journeys, from $339 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 Washington to Luxembourg 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 Washington to Luxembourg 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 much does a flight from Washington Dulles Intl. Airport (IAD) to Findel Airport (LUX) cost?
Discover the latest flight deals from IAD to LUX by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from IAD to LUX?
The cheapest flights from IAD to LUX are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from IAD to LUX?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from IAD to LUX. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Findel Airport (LUX)?
There aren't any daily direct flights departing from Washington Dulles Intl. Airport (IAD) to Findel Airport (LUX). But you can choose flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be cruising above the clouds in no time at all.
What day of the week has the most flights from IAD to LUX?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can vary depending on various factors, including the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Washington Dulles Intl. Airport (IAD) to Findel Airport (LUX)?
Choose a flight from Washington Dulles Intl. Airport (IAD) to Findel Airport (LUX) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Later departures have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Washington Dulles Intl. Airport (IAD) to Findel Airport (LUX) last-minute?
Booking your flight from IAD to LUX shortly before your journey is usually more expensive. But if you're flexible with your itinerary, you could score a cheap last-minute fare.
Is it cheaper to book an IAD to LUX flight and hotel package?
Booking an IAD to LUX flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Select from our wide range of hotels and then add flights, car rentals and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Findel Airport (LUX)?
If you booked your IAD to LUX flight in the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you'd like more information.

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*Available to One Key members.