Cheap Flights to Luxembourg from $333

The cheapest month to fly to Luxembourg is September when demand is low. Off-peak months are usually when you'll find cheap flights. To keep costs down, avoid flying during public holidays and school breaks.

There are 18 US cities that you can fly to Luxembourg nonstop from. Explore your options by using the "Direct flights only" filter on Expedia and pick the ideal departure point for your trip. Here are several of the major cities to leave from:

• New York
• Atlanta
• Boston
• Minneapolis - St. Paul
• Detroit

To snag cheap flights to Luxembourg, book in advance or visit during the off-season months of January and February. Want a handy tip? Depart on a Thursday and save around 16% on average compared to those who travel on a Sunday.* Opt to receive price alerts on the Expedia app and we'll let you know as soon as your fares drop.

*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.

Although booking in advance is typically the best way to save money, don't worry if your Luxembourg vacation is last minute. You can still find cheap flights to Luxembourg, especially if your plans have a little leeway. Try switching up your trip dates, exploring different ticket options or jetting out of another airport.

To snap up some of the biggest savings on domestic journeys, book your flight to Luxembourg 28 days ahead of your travel dates. For international flights, search for your ticket between two and four months in advance. This boosts your chances of getting your preferred departure dates and seats.*

*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.

Sundays are generally the best day to book a cheap flight to Luxembourg, where you can save 8% on average compared to a Friday. If you choose to purchase tickets on a Friday, expect to pay more as this is typically the most expensive day.*

*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.

Bundle your accommodations and flights and you could save hundreds of dollars. Better still, you can add extras like tours and car rentals to your Luxembourg flight and hotel package deal. With Expedia, it's a breeze to organize all your Luxembourg travel arrangements in the same place.

If you bought your flight to Luxembourg in the last 24 hours, you can typically cancel or change it for free. After that, additional costs may apply depending on the airline's terms of service. For more information, visit our Customer Service Portal. Bear in mind that some flights are non-refundable, so you may receive a credit toward a future flight instead of a direct refund. When browsing Expedia, use the "Changes included" or "No cancel fee" filters to see tickets with flexible change policies.