Cheap Flights from Louisville (SDF) to Lille (LIL)

Popular airlines from Louisville Intl. Airport (SDF) to Lille (LIL-Lesquin)

Frequently asked questions

How much does a flight from Louisville Intl. Airport (SDF) to Lesquin Airport (LIL) cost?
Secure a cheap one-way flight or cheap return flight from Louisville Intl. Airport (SDF) to Lesquin Airport (LIL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Louisville Intl. Airport (SDF) to Lesquin Airport (LIL)?
The cheapest month to fly from SDF to LIL is , when there's less demand. Off-peak months are usually when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Louisville Intl. Airport (SDF) to Lesquin Airport (LIL)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from SDF to LIL. Then, sort your results by "Price (lowest to highest)" to pick up a great deal.
How many flights per day from Louisville Intl. Airport (SDF) to Lesquin Airport (LIL)?
Direct flights from Louisville Intl. Airport (SDF) to Lesquin Airport (LIL) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel details and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SDF to LIL?
Usually you'll find the greatest selection of flight options on a Friday. Tuesdays are often the quietest.* But this can vary based on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Louisville Intl. Airport (SDF) to Lesquin Airport (LIL)?
To avoid potential delays on the Louisville Intl. Airport (SDF) to Lesquin Airport (LIL) route, travel before 3 PM. Later departures have a 22% higher chance of cancellation.**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 Louisville Intl. Airport (SDF) to Lesquin Airport (LIL) last-minute?
Last-minute fares from SDF to LIL are usually more expensive. To secure the lowest prices, start looking for flights ahead of time. That said, if you can play around with your travel dates, you may score a cheap fare just before your departure.
Is it cheaper to book a SDF to LIL flight and hotel package?
Compared with arranging flights and hotels separately, booking a SDF to LIL flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one place takes the hassle out of travel planning. Simply secure your flights and choose from our wide range of stays, then tailor your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Louisville Intl. Airport (SDF) to Lesquin Airport (LIL)?
If you reserved your SDF to LIL 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 beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for further details.

Travel information

Origin airport
Louisville Intl.
Destination airport
Lesquin
Distance
4201 mi

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Louisville to Lille Flights

The cheapest times to fly from Louisville to Lille

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

 

The best time to book a flight from Louisville to Lille

Sunday is one of the best days to book for cheap flights from Louisville to Lille: 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 Louisville to Lille

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 Louisville to Lille in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Louisville to Lille 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 Louisville to Lille 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.

 

Louisville to Lille Flights

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*Available to One Key members.