Cheap Flights from Boulder (WBU) to Butte (BTM)

Snag a cheap one-way flight or cheap return flight from Boulder, CO (WBU-Boulder Municipal) to Bert Mooney Airport (BTM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.

is the least expensive month to fly from WBU to BTM. Traveling outside of peak seasons is often the key to finding better fares.

Direct flights aren't available from Boulder, CO (WBU-Boulder Municipal) to Bert Mooney Airport (BTM). However, there are other airports offering nonstop flights. Hop on your plane at Denver Intl. Airport (DEN) and travel straight to Butte without any detours.

Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest WBU to BTM flight.

You'll need to catch a flight with a layover when traveling from Boulder, CO (WBU-Boulder Municipal) to Bert Mooney Airport (BTM). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to find an option that works for you.

Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can vary based on a number of factors, such as the season and airline.

*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.

To avoid potential delays on the Boulder, CO (WBU-Boulder Municipal) to Bert Mooney Airport (BTM) route, aim to fly before 3 PM. Later flights have a 22% higher chance of being canceled.*

*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.

Booking your flight from WBU to BTM right before your trip is generally more expensive. But if you're flexible with your departure times and dates, you could bag a cheap last-minute fare.

Compared with arranging flights and hotels separately, booking a WBU to BTM flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one easy place takes the hassle out of planning your trip. Just secure your flights and select from our extensive range of hotels, then personalize your trip with other add-ons like activities, tours and car rentals.

If you reserved your WBU to BTM flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you want more information.