$234 Cheap Flights from Buffalo (BUF) to Missoula (MSO)

View $234 flight on Tue, Dec 9, 2025Opens in a new window

Popular airlines from Buffalo Niagara Intl. Airport (BUF) to Missoula Intl. Airport (MSO)

Cheap Flights from Buffalo to Missoula (BUF-MSO)

Prices were available within the past 7 days and start at $234 for one-way flights and $289 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, Feb 6 - Mon, Feb 9
BUF
Buffalo
MSO
Missoula
$289 Roundtrip, found 19 hours ago
$289
Roundtrip
found 19 hours ago
Select American Airlines flight, departing Fri, Feb 6 from Buffalo to Missoula, returning Mon, Feb 9, priced at $289 found 19 hours ago
United
Wed, Mar 4 - Wed, Mar 18
BUF
Buffalo
MSO
Missoula
$294 Roundtrip, found 2 days ago
$294
Roundtrip
found 2 days ago
Select United flight, departing Wed, Mar 4 from Buffalo to Missoula, returning Wed, Mar 18, priced at $294 found 2 days ago
Delta
Thu, Nov 27 - Sat, Dec 13
BUF
Buffalo
MSO
Missoula
$299 Roundtrip, found 14 hours ago
$299
Roundtrip
found 14 hours ago
Select Delta flight, departing Thu, Nov 27 from Buffalo to Missoula, returning Sat, Dec 13, priced at $299 found 14 hours ago
United
Wed, Mar 4 - Wed, Mar 18
BUF
Buffalo
MSO
Missoula
$309 Roundtrip, found 2 days ago
$309
Roundtrip
found 2 days ago
Select United flight, departing Wed, Mar 4 from Buffalo to Missoula, returning Wed, Mar 18, priced at $309 found 2 days ago
American Airlines
Wed, Apr 1 - Wed, Apr 8
BUF
Buffalo
MSO
Missoula
$314 Roundtrip, found 2 days ago
$314
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Apr 1 from Buffalo to Missoula, returning Wed, Apr 8, priced at $314 found 2 days ago
United
Wed, Mar 4 - Wed, Mar 18
BUF
Buffalo
MSO
Missoula
$314 Roundtrip, found 2 days ago
$314
Roundtrip
found 2 days ago
Select United flight, departing Wed, Mar 4 from Buffalo to Missoula, returning Wed, Mar 18, priced at $314 found 2 days ago
Delta
Sat, Sep 19 - Sat, Sep 26
BUF
Buffalo
MSO
Missoula
$319 Roundtrip, found 4 days ago
$319
Roundtrip
found 4 days ago
Select Delta flight, departing Sat, Sep 19 from Buffalo to Missoula, returning Sat, Sep 26, priced at $319 found 4 days ago
Delta
Tue, Jan 13 - Thu, Jan 22
BUF
Buffalo
MSO
Missoula
$324 Roundtrip, found 3 days ago
$324
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Jan 13 from Buffalo to Missoula, returning Thu, Jan 22, priced at $324 found 3 days ago
Delta
Thu, Nov 27 - Tue, Dec 16
BUF
Buffalo
MSO
Missoula
$334 Roundtrip, found 14 hours ago
$334
Roundtrip
found 14 hours ago
Select Delta flight, departing Thu, Nov 27 from Buffalo to Missoula, returning Tue, Dec 16, priced at $334 found 14 hours ago
Alaska Airlines
Tue, Jan 6 - Thu, Jan 22
BUF
Buffalo
MSO
Missoula
$389 Roundtrip, found 14 hours ago
$389
Roundtrip
found 14 hours ago
Select Alaska Airlines flight, departing Tue, Jan 6 from Buffalo to Missoula, returning Thu, Jan 22, priced at $389 found 14 hours ago

Find the cheapest month to fly from Buffalo (BUF) to Missoula (MSO)

September is typically the cheapest month to fly

From $288 - $852 per traveler.

Alternative airports near Missoula

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Missoula Intl. MSO. Cheapest and Closest option available. Average driving time to city center is 8 minutes. Flights from $534
MSO
Missoula Intl.
CheapestClosest
Average driving time to city center8 min
Flights from $534
Flights from Buffalo (BUF) to Missoula (MSO)
Origin airport
Buffalo Niagara Intl.
Destination airport
Missoula Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Roundtrip price
$288
Distance
1735 mi

Buffalo to Missoula Flights

The cheapest times to fly from Buffalo to Missoula

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

 

The best time to book a flight from Buffalo to Missoula

Sunday is one of the best days to book for cheap flights from Buffalo to Missoula: 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 Buffalo to Missoula

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 Buffalo to Missoula in 2025. You can also book with separate airlines for your outbound and return journeys, from $234 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 Buffalo to Missoula 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 Buffalo to Missoula 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 Buffalo Niagara Intl. Airport (BUF) to Missoula Intl. Airport (MSO) cost?
Snag a cheap one-way flight from $234 or cheap return flight from $289 from Buffalo Niagara Intl. Airport (BUF) to Missoula Intl. Airport (MSO) 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 Buffalo Niagara Intl. Airport (BUF) to Missoula Intl. Airport (MSO)?
February is the least expensive month to fly from BUF to MSO. Traveling outside of peak seasons is often the key to finding better deals on flights.
What is the cheapest airline that flies from Buffalo Niagara Intl. Airport (BUF) to Missoula Intl. Airport (MSO)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll fly you from BUF to MSO. Then, sort your results by "Price (lowest to highest)" to snag a good deal.
How many flights per day from Buffalo Niagara Intl. Airport (BUF) to Missoula Intl. Airport (MSO)?
You'll need to catch a flight with a layover if you're traveling from Buffalo Niagara Intl. Airport (BUF) to Missoula Intl. Airport (MSO). There are no daily direct flights on this route. However, just filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from BUF to MSO?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can vary depending on various factors, such as the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Buffalo Niagara Intl. Airport (BUF) to Missoula Intl. Airport (MSO)?
To avoid potential delays on the Buffalo Niagara Intl. Airport (BUF) to Missoula Intl. Airport (MSO) route, aim to travel before 3 PM. Departures after this hour 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 Buffalo Niagara Intl. Airport (BUF) to Missoula Intl. Airport (MSO) last-minute?
Booking your plane ticket from BUF to MSO just before your getaway is usually more expensive. But if there's some wiggle room with your travel dates and times, you could snag a cheap last-minute fare.
Is it cheaper to book a BUF to MSO flight and hotel package?
You'll generally save money by securing a BUF to MSO flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. After selecting your preferred accommodations and flights, consider adding extras like car rentals, activities and tours.
Can I cancel or change the date of my flight from Buffalo Niagara Intl. Airport (BUF) to Missoula Intl. Airport (MSO)?
Usually, it's possible to cancel or reschedule your BUF to MSO flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.