$239 Cheap Flights from Missoula (MSO) to Bismarck (BIS)

View $239 flight on Tue, Jan 13, 2026Opens in a new window

Popular airlines from Missoula Intl. Airport (MSO) to Bismarck, ND (BIS-Bismarck Municipal)

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Cheap Flights from Missoula to Bismarck (MSO-BIS)

Prices were available within the past 7 days and start at $239 for one-way flights and $249 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Dec 31 - Mon, Jan 19
MSO
Missoula
BIS
Bismarck
$249 Roundtrip, found 18 hours ago
$249
Roundtrip
found 18 hours ago
Select United flight, departing Wed, Dec 31 from Missoula to Bismarck, returning Mon, Jan 19, priced at $249 found 18 hours ago
United
Thu, Apr 16 - Mon, Apr 20
MSO
Missoula
BIS
Bismarck
$289 Roundtrip, found 1 day ago
$289
Roundtrip
found 1 day ago
Select United flight, departing Thu, Apr 16 from Missoula to Bismarck, returning Mon, Apr 20, priced at $289 found 1 day ago
United
Sat, Dec 13 - Mon, Jan 12
MSO
Missoula
BIS
Bismarck
$309 Roundtrip, found 2 hours ago
$309
Roundtrip
found 2 hours ago
Select United flight, departing Sat, Dec 13 from Missoula to Bismarck, returning Mon, Jan 12, priced at $309 found 2 hours ago
Delta
Sat, Dec 13 - Mon, Jan 12
MSO
Missoula
BIS
Bismarck
$314 Roundtrip, found 2 hours ago
$314
Roundtrip
found 2 hours ago
Select Delta flight, departing Sat, Dec 13 from Missoula to Bismarck, returning Mon, Jan 12, priced at $314 found 2 hours ago
United
Wed, Dec 31 - Mon, Jan 19
MSO
Missoula
BIS
Bismarck
$319 Roundtrip, found 18 hours ago
$319
Roundtrip
found 18 hours ago
Select United flight, departing Wed, Dec 31 from Missoula to Bismarck, returning Mon, Jan 19, priced at $319 found 18 hours ago
Delta
Tue, Apr 14 - Wed, Apr 22
MSO
Missoula
BIS
Bismarck
$339 Roundtrip, found 5 days ago
$339
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Apr 14 from Missoula to Bismarck, returning Wed, Apr 22, priced at $339 found 5 days ago
United
Wed, Dec 31 - Mon, Jan 19
MSO
Missoula
BIS
Bismarck
$344 Roundtrip, found 18 hours ago
$344
Roundtrip
found 18 hours ago
Select United flight, departing Wed, Dec 31 from Missoula to Bismarck, returning Mon, Jan 19, priced at $344 found 18 hours ago
United
Thu, Apr 16 - Mon, Apr 20
MSO
Missoula
BIS
Bismarck
$352 Roundtrip, found 1 day ago
$352
Roundtrip
found 1 day ago
Select United flight, departing Thu, Apr 16 from Missoula to Bismarck, returning Mon, Apr 20, priced at $352 found 1 day ago
United
Thu, Apr 16 - Mon, Apr 20
MSO
Missoula
BIS
Bismarck
$359 Roundtrip, found 1 day ago
$359
Roundtrip
found 1 day ago
Select United flight, departing Thu, Apr 16 from Missoula to Bismarck, returning Mon, Apr 20, priced at $359 found 1 day ago
American Airlines
Thu, Apr 23 - Mon, Apr 27
MSO
Missoula
BIS
Bismarck
$851 Roundtrip, found 1 hour ago
$851
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Thu, Apr 23 from Missoula to Bismarck, returning Mon, Apr 27, priced at $851 found 1 hour ago
Flights from Missoula (MSO) to Bismarck (BIS)
Origin airport
Missoula Intl.
Destination airport
Bismarck Municipal
Airlines serving
American Airlines, Delta, United
Roundtrip price
$248
Distance
628 mi

Missoula to Bismarck Flights

The cheapest times to fly from Missoula to Bismarck

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

 

The best time to book a flight from Missoula to Bismarck

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

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 Missoula to Bismarck in 2026. You can also book with separate airlines for your outbound and return journeys, from $239 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 Missoula to Bismarck 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 Missoula to Bismarck 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 Missoula Intl. Airport (MSO) to Bismarck Municipal Airport (BIS) cost?
Lock in a cheap one-way flight from $239 or cheap return flight from $249 from Missoula Intl. Airport (MSO) to Bismarck Municipal Airport (BIS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Missoula Intl. Airport (MSO) to Bismarck Municipal Airport (BIS)?
The cheapest month to fly from MSO to BIS is December, when there's less demand. Off-peak months are typically when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Missoula Intl. Airport (MSO) to Bismarck Municipal Airport (BIS)?
Use the filters on Expedia to compare different airlines and find the cheapest carrier that'll take you from MSO to BIS. Then, sort your results by "Price (lowest to highest)" to snag a great deal.
How many flights per day from Missoula Intl. Airport (MSO) to Bismarck Municipal Airport (BIS)?
Direct flights from Missoula Intl. Airport (MSO) to Bismarck Municipal Airport (BIS) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from MSO to BIS?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can change depending on a number of factors, including 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 Missoula Intl. Airport (MSO) to Bismarck Municipal Airport (BIS)?
To reach Bismarck Municipal Airport (BIS) on time, select a flight that leaves from Missoula Intl. Airport (MSO) 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 Missoula Intl. Airport (MSO) to Bismarck Municipal Airport (BIS) last-minute?
Holding off until just before your trip to book a flight from MSO to BIS often results in higher prices. While you might find some last-minute deals, they aren't always guaranteed. Be flexible with your itinerary to maximize your chances of getting a bargain.
Is it cheaper to book a MSO to BIS flight and hotel package?
Compared with arranging flights and hotels separately, booking a MSO to BIS flight and hotel package with Expedia could result in significant savings. What's more, managing everything in one place will take the stress out of travel planning. Simply secure your flights and select from our wide range of hotels, then tailor your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Missoula Intl. Airport (MSO) to Bismarck Municipal Airport (BIS)?
In most cases, you can modify or cancel your MSO to BIS flight. However, additional charges may apply, especially if you made your booking more than 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you need further details, head to our Customer Service portal.

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*Available to One Key members.