$558 Cheap Flights from Boise (BOI) to Billund (BLL)

View $558 flight on Mon, Jan 5, 2026Opens in a new window

Popular airlines from Boise Airport (BOI) to Billund (BLL)

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Cheap Flights from Boise to Billund (BOI-BLL)

Prices were available within the past 7 days and start at $558 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Boise Airport (BOI) to Billund Airport (BLL) cost?
Lock in a cheap one-way flight from $558 or cheap return flight from Boise Airport (BOI) to Billund Airport (BLL) 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 Boise Airport (BOI) to Billund Airport (BLL)?
The cheapest month to fly from BOI to BLL is , when demand is low. Off-peak season is often when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Boise Airport (BOI) to Billund Airport (BLL)?
To find the cheapest airline flying from BOI to BLL, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Boise Airport (BOI) to Billund Airport (BLL)?
You'll need to book a flight with a layover when traveling from Boise Airport (BOI) to Billund Airport (BLL). There are no daily direct flights on this route. However, just filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from BOI to BLL?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can vary depending on various factors, including the season 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 Boise Airport (BOI) to Billund Airport (BLL)?
Opt for a flight from Boise Airport (BOI) to Billund Airport (BLL) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Departures after this hour 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 Boise Airport (BOI) to Billund Airport (BLL) last-minute?
Last-minute bookings from BOI to BLL are usually more expensive. To lock in the lowest prices, start looking for flights as soon as possible. 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 BOI to BLL flight and hotel package?
Compared with arranging hotels and flights separately, booking a BOI to BLL flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one convenient place takes the hassle out of travel planning. Simply pick your flights and select from our extensive range of hotels, then tailor your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Boise Airport (BOI) to Billund Airport (BLL)?
It's usually possible to reschedule or cancel your BOI to BLL flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Boise
Destination airport
Billund
Distance
4871 mi

Book with confidence

Boise to Billund Flights

The cheapest times to fly from Boise to Billund

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

 

The best time to book a flight from Boise to Billund

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

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 Boise to Billund in 2025. You can also book with separate airlines for your outbound and return journeys, from $558 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 Boise to Billund 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 Boise to Billund 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.

 

Boise to Billund Flights

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*Available to One Key members.