$172 Cheap Flights from Billings (BIL) to Missoula (MSO)

View $172 flight on Fri, Sep 12, 2025Opens in a new window

Popular airlines from Billings Logan Intl. Airport (BIL) to Missoula Intl. Airport (MSO)

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Cheap Flights from Billings to Missoula (BIL-MSO)

Prices were available within the past 7 days and start at $172 for one-way flights and $284 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Tue, Dec 9 - Tue, Dec 16
BIL
Billings
MSO
Missoula
$284 Roundtrip, found 4 days ago
$284
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Tue, Dec 9 from Billings to Missoula, returning Tue, Dec 16, priced at $284 found 4 days ago
Alaska Airlines
Tue, Aug 26 - Sat, Aug 30
BIL
Billings
MSO
Missoula
$285 Roundtrip, found 5 days ago
$285
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Tue, Aug 26 from Billings to Missoula, returning Sat, Aug 30, priced at $285 found 5 days ago
Hawaiian Airlines
Tue, Dec 9 - Sat, Dec 13
BIL
Billings
MSO
Missoula
$294 Roundtrip, found 4 days ago
$294
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Tue, Dec 9 from Billings to Missoula, returning Sat, Dec 13, priced at $294 found 4 days ago
Alaska Airlines
Sat, Oct 25 - Wed, Nov 12
BIL
Billings
MSO
Missoula
$295 Roundtrip, found 6 days ago
$295
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sat, Oct 25 from Billings to Missoula, returning Wed, Nov 12, priced at $295 found 6 days ago
Delta
Sat, Aug 30 - Tue, Sep 9
BIL
Billings
MSO
Missoula
$297 Roundtrip, found 5 days ago
$297
Roundtrip
found 5 days ago
Select Delta flight, departing Sat, Aug 30 from Billings to Missoula, returning Tue, Sep 9, priced at $297 found 5 days ago
Hawaiian Airlines
Tue, Aug 26 - Fri, Sep 12
BIL
Billings
MSO
Missoula
$299 Roundtrip, found 5 days ago
$299
Roundtrip
found 5 days ago
Select Hawaiian Airlines flight, departing Tue, Aug 26 from Billings to Missoula, returning Fri, Sep 12, priced at $299 found 5 days ago
Hawaiian Airlines
Tue, Dec 9 - Mon, Dec 15
BIL
Billings
MSO
Missoula
$304 Roundtrip, found 4 days ago
$304
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Tue, Dec 9 from Billings to Missoula, returning Mon, Dec 15, priced at $304 found 4 days ago
Alaska Airlines
Fri, Aug 29 - Sat, Aug 30
BIL
Billings
MSO
Missoula
$305 Roundtrip, found 5 days ago
$305
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Fri, Aug 29 from Billings to Missoula, returning Sat, Aug 30, priced at $305 found 5 days ago
United
Fri, Oct 24 - Sun, Oct 26
BIL
Billings
MSO
Missoula
$517 Roundtrip, found 6 days ago
$517
Roundtrip
found 6 days ago
Select United flight, departing Fri, Oct 24 from Billings to Missoula, returning Sun, Oct 26, priced at $517 found 6 days ago
American Airlines
Tue, Aug 26 - Sun, Aug 31
BIL
Billings
MSO
Missoula
$731 Roundtrip, found 11 hours ago
$731
Roundtrip
found 11 hours ago
Select American Airlines flight, departing Tue, Aug 26 from Billings to Missoula, returning Sun, Aug 31, priced at $731 found 11 hours ago

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 $347
MSO
Missoula Intl.
CheapestClosest
Average driving time to city center8 min
Flights from $347
Flights from Billings (BIL) to Missoula (MSO)
Origin airport
Logan Intl.
Destination airport
Missoula Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Roundtrip price
$283
Distance
275 mi

Billings to Missoula Flights

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

 

The best time to book a flight from Billings to Missoula

Sunday is one of the best days to book for cheap flights from Billings 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 Billings 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 Billings to Missoula in 2025. You can also book with separate airlines for your outbound and return journeys, from $172 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 Billings 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 Billings 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 Logan Intl. Airport (BIL) to Missoula Intl. Airport (MSO) cost?
Discover the latest flight deals from BIL to MSO 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 BIL to MSO?
The cheapest flights from BIL to MSO are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from BIL to MSO?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from BIL to MSO. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Logan Intl. Airport (BIL) to Missoula Intl. Airport (MSO)?
You'll have to catch a flight with a layover if you're traveling from Logan Intl. Airport (BIL) to Missoula Intl. Airport (MSO). There are no daily direct flights on this route. However, just filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from BIL to MSO?
Usually you'll find the greatest selection of flight options on a Friday. Tuesdays tend to be the quietest.* However, this can change depending on the airline, season 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 Logan Intl. Airport (BIL) to Missoula Intl. Airport (MSO)?
Opt for a flight from Logan Intl. Airport (BIL) to Missoula Intl. Airport (MSO) that takes off before 3 PM to reduce the likelihood of delays. Departures after this hour are on average 22% more likely to be 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.
Is it cheaper to buy a plane ticket from Logan Intl. Airport (BIL) to Missoula Intl. Airport (MSO) last-minute?
Booking your plane ticket from BIL to MSO shortly before your journey is typically more expensive. However, if there's some wiggle room with your travel dates and times, you could land a cheap last-minute fare.
Is it cheaper to book a BIL to MSO flight and hotel package?
Opting for a BIL to MSO flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Choose from our wide range of accommodations and then add car rentals, flights and activities 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 (BIL) to Missoula Intl. Airport (MSO)?
If you booked your BIL to MSO flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more details.

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*Available to One Key members.