Cheap Flights from Boulder (WBU) to Boise (BOI)

Popular airlines from Boulder, CO (WBU-Boulder Municipal) to Boise Airport (BOI)

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Flights from Boulder (WBU) to Boise (BOI)
Origin airport
Boulder Municipal
Destination airport
Boise
Distance
615 mi

Boulder to Boise Flights

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

 

The best time to book a flight from Boulder to Boise

Sunday is one of the best days to book for cheap flights from Boulder 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 Boulder 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 Boulder 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 Boulder 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 Boulder 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.

 

Frequently asked questions

How much does a flight from Boulder, CO (WBU-Boulder Municipal) to Boise Airport (BOI) cost?
Discover the latest flight deals from WBU to BOI 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 WBU to BOI?
The cheapest flights from WBU to BOI are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Boulder, CO (WBU-Boulder Municipal) to Boise Airport (BOI)?
While Boulder, CO (WBU-Boulder Municipal) doesn't offer any direct flights to Boise Airport (BOI), other airports have nonstop options. Jetting off from Denver Intl. Airport (DEN) will get you to Boise without any layovers.
What is the cheapest airline that flies from WBU to BOI?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from WBU to BOI. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Boulder, CO (WBU-Boulder Municipal) to Boise Airport (BOI)?
There aren't any daily nonstop flights available from Boulder, CO (WBU-Boulder Municipal) 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 soaring above the clouds in no time.
What day of the week has the most flights from WBU to BOI?
Generally you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* But this can change depending on the season, carrier 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 Boulder, CO (WBU-Boulder Municipal) to Boise Airport (BOI)?
To avoid possible delays on the Boulder, CO (WBU-Boulder Municipal) to Boise Airport (BOI) route, travel before 3 PM. Flights after this time 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 Boulder, CO (WBU-Boulder Municipal) to Boise Airport (BOI) last-minute?
Waiting until just before your departure to book a ticket from WBU to BOI often results in higher prices. While you might find some last-minute offers, they aren't always guaranteed. Keep your travel schedule open to boost your chances of landing a bargain.
Is it cheaper to book a WBU to BOI flight and hotel package?
Compared with arranging hotels and flights separately, booking a WBU to BOI flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one convenient place will take the stress out of planning your trip. Simply secure your flights and select from our extensive range of hotels, then personalize your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Boulder, CO (WBU-Boulder Municipal) to Boise Airport (BOI)?
In most cases, you can cancel or reschedule your WBU to BOI flight. However, additional fees may apply, especially if you booked over 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you want further details, go to our Customer Service portal.

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*Available to One Key members.