Cheap Flights from Lille (LIL) to Boise (BOI)

Popular airlines from Lille (LIL-Lesquin) to Boise Airport (BOI)

Frequently asked questions

How much does a flight from Lesquin Airport (LIL) to Boise Airport (BOI) cost?
Get a cheap one-way flight or cheap return flight from Lesquin Airport (LIL) to Boise Airport (BOI) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Lesquin Airport (LIL) to Boise Airport (BOI)?
Flying in is a great way to save, as it's the cheapest month for flights between LIL and BOI. You'll usually find the lowest prices during the off-season.
What is the cheapest airline that flies from Lesquin Airport (LIL) to Boise Airport (BOI)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest LIL to BOI flight.
How many flights per day from Lesquin Airport (LIL) to Boise Airport (BOI)?
There are no daily direct flights departing from Lesquin Airport (LIL) to Boise Airport (BOI). 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 LIL to BOI?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lesquin Airport (LIL) to Boise Airport (BOI)?
Opt for a flight from Lesquin Airport (LIL) to Boise Airport (BOI) that leaves before 3 PM to reduce the risk of cancellations and delays. Departures later than this 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 Lesquin Airport (LIL) to Boise Airport (BOI) last-minute?
Last-minute bookings from LIL to BOI are generally more expensive. To lock in the lowest prices, start searching for flights well ahead of time. That said, if you're flexible with your travel dates, it's possible to find a cheap ticket just before your departure.
Is it cheaper to book a LIL to BOI flight and hotel package?
You'll typically save money by securing a LIL to BOI flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. After selecting your ideal accommodations and flights, consider adding extras including tours, activities and car rentals.
Can I cancel or change the date of my flight from Lesquin Airport (LIL) to Boise Airport (BOI)?
If you reserved your LIL to BOI flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more information.

Travel information

Origin airport
Lesquin
Destination airport
Boise
Distance
4982 mi

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Lille to Boise Flights

The cheapest times to fly from Lille to Boise

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

 

The best time to book a flight from Lille to Boise

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

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 Lille to Boise 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 Lille to Boise 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 Lille to Boise 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.

 

Lille to Boise Flights

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*Available to One Key members.