$336 Cheap Flights from Boston (BOS) to Butte (BTM)

View $336 flight on Wed, Nov 12, 2025Opens in a new window

Popular airlines from Logan International Airport (BOS) to Butte, MT (BTM-Bert Mooney)

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Cheap Flights from Boston to Butte (BOS-BTM)

Prices were available within the past 7 days and start at $336 for one-way flights and $304 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, Aug 21 - Mon, Aug 24
BOS
Boston
BTM
Butte
$304 Roundtrip, found 6 hours ago
$304
Roundtrip
found 6 hours ago
Select Delta flight, departing Fri, Aug 21 from Boston to Butte, returning Mon, Aug 24, priced at $304 found 6 hours ago
Delta
Thu, Nov 6 - Sun, Nov 16
BOS
Boston
BTM
Butte
$314 Roundtrip, found 6 days ago
$314
Roundtrip
found 6 days ago
Select Delta flight, departing Thu, Nov 6 from Boston to Butte, returning Sun, Nov 16, priced at $314 found 6 days ago
Delta
Thu, Nov 6 - Fri, Nov 14
BOS
Boston
BTM
Butte
$339 Roundtrip, found 6 days ago
$339
Roundtrip
found 6 days ago
Select Delta flight, departing Thu, Nov 6 from Boston to Butte, returning Fri, Nov 14, priced at $339 found 6 days ago
Delta
Tue, Nov 4 - Sun, Nov 16
BOS
Boston
BTM
Butte
$349 Roundtrip, found 6 days ago
$349
Roundtrip
found 6 days ago
Select Delta flight, departing Tue, Nov 4 from Boston to Butte, returning Sun, Nov 16, priced at $349 found 6 days ago
Delta
Thu, Nov 6 - Wed, Nov 12
BOS
Boston
BTM
Butte
$367 Roundtrip, found 6 days ago
$367
Roundtrip
found 6 days ago
Select Delta flight, departing Thu, Nov 6 from Boston to Butte, returning Wed, Nov 12, priced at $367 found 6 days ago
Delta
Thu, Nov 6 - Fri, Nov 21
BOS
Boston
BTM
Butte
$374 Roundtrip, found 6 days ago
$374
Roundtrip
found 6 days ago
Select Delta flight, departing Thu, Nov 6 from Boston to Butte, returning Fri, Nov 21, priced at $374 found 6 days ago
Delta
Fri, Nov 21 - Thu, Dec 4
BOS
Boston
BTM
Butte
$377 Roundtrip, found 5 days ago
$377
Roundtrip
found 5 days ago
Select Delta flight, departing Fri, Nov 21 from Boston to Butte, returning Thu, Dec 4, priced at $377 found 5 days ago
Delta
Sat, Nov 8 - Sun, Nov 16
BOS
Boston
BTM
Butte
$379 Roundtrip, found 6 days ago
$379
Roundtrip
found 6 days ago
Select Delta flight, departing Sat, Nov 8 from Boston to Butte, returning Sun, Nov 16, priced at $379 found 6 days ago
Delta
Thu, Nov 6 - Sun, Nov 23
BOS
Boston
BTM
Butte
$382 Roundtrip, found 6 days ago
$382
Roundtrip
found 6 days ago
Select Delta flight, departing Thu, Nov 6 from Boston to Butte, returning Sun, Nov 23, priced at $382 found 6 days ago
United
Sun, Nov 23 - Wed, Dec 3
BOS
Boston
BTM
Butte
$414 Roundtrip, found 5 days ago
$414
Roundtrip
found 5 days ago
Select United flight, departing Sun, Nov 23 from Boston to Butte, returning Wed, Dec 3, priced at $414 found 5 days ago

Find the cheapest month to fly from Boston (BOS) to Butte (BTM)

September is typically the cheapest month to fly

From $304 - $882 per traveler.

Frequently asked questions

How much does a flight from Logan Intl. Airport (BOS) to Bert Mooney Airport (BTM) cost?
Get a cheap one-way flight from $336 or cheap return flight from $304 from Logan Intl. Airport (BOS) to Bert Mooney Airport (BTM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Logan Intl. Airport (BOS) to Bert Mooney Airport (BTM)?
The cheapest month to fly from BOS to BTM is August, when demand is low. Off-peak months are usually when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Logan Intl. Airport (BOS) to Bert Mooney Airport (BTM)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll take you from BOS to BTM. Then, sort your results by "Price (lowest to highest)" to snag a good deal.
How many flights per day from Logan Intl. Airport (BOS) to Bert Mooney Airport (BTM)?
There are no daily nonstop flights available from Logan Intl. Airport (BOS) to Bert Mooney Airport (BTM). But you can book 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.
What day of the week has the most flights from BOS to BTM?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can vary depending on a range of 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 Logan Intl. Airport (BOS) to Bert Mooney Airport (BTM)?
To land at Bert Mooney Airport (BTM) on schedule, pick a flight that leaves Logan Intl. Airport (BOS) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**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 Logan Intl. Airport (BOS) to Bert Mooney Airport (BTM) last-minute?
Booking your flight from BOS to BTM just before your getaway is usually more expensive. But if you're flexible with your departure dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a BOS to BTM flight and hotel package?
Booking a BOS to BTM flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Select from our wide range of stays and then add car rentals, activities and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Logan Intl. Airport (BOS) to Bert Mooney Airport (BTM)?
In most instances, you can cancel or reschedule your BOS to BTM flight. However, there may be additional charges, especially if you made your booking more than 24 hours ago. Check your itinerary for the airline's fees and guidelines on flight changes, or if you'd like more details, go to our Customer Service portal.

Travel information

Origin airport
Logan Intl.
Destination airport
Bert Mooney
Airlines serving
Delta, United
Roundtrip price
$304
Distance
2047 mi

Book with confidence

Boston to Butte Flights

The cheapest times to fly from Boston to Butte

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

 

The best time to book a flight from Boston to Butte

Sunday is one of the best days to book for cheap flights from Boston to Butte: 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 Boston to Butte

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 Boston to Butte in 2025. You can also book with separate airlines for your outbound and return journeys, from $336 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 Boston to Butte 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 Boston to Butte 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.

 

Boston to Butte Flights

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