$186 Cheap Flights from Chicago (MDW) to Missoula (MSO)

View $186 flight on Sat, May 23, 2026Opens in a new window

Popular airlines from Chicago Midway Airport (MDW) to Missoula Intl. Airport (MSO)

Cheap Flights from Chicago to Missoula (MDW-MSO)

Prices were available within the past 7 days and start at $186 for one-way flights and $296 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Jan 20 - Tue, Feb 3
MDW
Chicago
MSO
Missoula
$296 Roundtrip, found 2 days ago
$296
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Jan 20 from Chicago to Missoula, returning Tue, Feb 3, priced at $296 found 2 days ago
Delta
Tue, Jan 6 - Wed, Jan 21
MDW
Chicago
MSO
Missoula
$301 Roundtrip, found 2 days ago
$301
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Jan 6 from Chicago to Missoula, returning Wed, Jan 21, priced at $301 found 2 days ago
Delta
Tue, Jan 20 - Thu, Feb 5
MDW
Chicago
MSO
Missoula
$326 Roundtrip, found 2 days ago
$326
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Jan 20 from Chicago to Missoula, returning Thu, Feb 5, priced at $326 found 2 days ago
Delta
Sun, Jan 11 - Sat, Jan 17
MDW
Chicago
MSO
Missoula
$331 Roundtrip, found 8 hours ago
$331
Roundtrip
found 8 hours ago
Select Delta flight, departing Sun, Jan 11 from Chicago to Missoula, returning Sat, Jan 17, priced at $331 found 8 hours ago
Delta
Tue, Jan 6 - Thu, Jan 22
MDW
Chicago
MSO
Missoula
$331 Roundtrip, found 2 days ago
$331
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Jan 6 from Chicago to Missoula, returning Thu, Jan 22, priced at $331 found 2 days ago
Delta
Wed, Jan 21 - Tue, Feb 3
MDW
Chicago
MSO
Missoula
$336 Roundtrip, found 2 days ago
$336
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Jan 21 from Chicago to Missoula, returning Tue, Feb 3, priced at $336 found 2 days ago
Delta
Sat, Jan 24 - Tue, Feb 3
MDW
Chicago
MSO
Missoula
$341 Roundtrip, found 2 days ago
$341
Roundtrip
found 2 days ago
Select Delta flight, departing Sat, Jan 24 from Chicago to Missoula, returning Tue, Feb 3, priced at $341 found 2 days ago
Delta
Tue, Nov 18 - Wed, Dec 3
MDW
Chicago
MSO
Missoula
$361 Roundtrip, found 3 days ago
$361
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Nov 18 from Chicago to Missoula, returning Wed, Dec 3, priced at $361 found 3 days ago
Delta
Wed, Jan 21 - Thu, Feb 5
MDW
Chicago
MSO
Missoula
$366 Roundtrip, found 2 days ago
$366
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Jan 21 from Chicago to Missoula, returning Thu, Feb 5, priced at $366 found 2 days ago
Delta
Wed, Jan 21 - Sat, Feb 7
MDW
Chicago
MSO
Missoula
$371 Roundtrip, found 2 days ago
$371
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Jan 21 from Chicago to Missoula, returning Sat, Feb 7, priced at $371 found 2 days 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 $630
MSO
Missoula Intl.
CheapestClosest
Average driving time to city center8 min
Flights from $630
Flights from Chicago (MDW) to Missoula (MSO)
Origin airport
Midway Intl.
Destination airport
Missoula Intl.
Airlines serving
Delta
Roundtrip price
$296
Distance
1341 mi

Chicago to Missoula Flights

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

 

The best time to book a flight from Chicago to Missoula

Sunday is one of the best days to book for cheap flights from Chicago 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 Chicago 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 Chicago to Missoula in 2025. You can also book with separate airlines for your outbound and return journeys, from $186 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 Chicago 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 Chicago 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 Midway Intl. Airport (MDW) to Missoula Intl. Airport (MSO) cost?
Grab a cheap one-way flight from $186 or cheap return flight from $296 from Midway Intl. Airport (MDW) to Missoula Intl. Airport (MSO) 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 Midway Intl. Airport (MDW) to Missoula Intl. Airport (MSO)?
The cheapest month to fly from MDW to MSO is January, when there's less demand. Off-peak months are often when better flight deals are available between these airports.
What is the cheapest airline that flies from Midway Intl. Airport (MDW) to Missoula Intl. Airport (MSO)?
To find the cheapest airline that'll fly you from MDW to MSO, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Midway Intl. Airport (MDW) to Missoula Intl. Airport (MSO)?
Nonstop flights from Midway Intl. Airport (MDW) to Missoula Intl. Airport (MSO) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from MDW to MSO?
Usually you'll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* However, this can vary based on the season, carrier 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 Midway Intl. Airport (MDW) to Missoula Intl. Airport (MSO)?
To reach Missoula Intl. Airport (MSO) on time, choose a flight that leaves Midway Intl. Airport (MDW) before 3 PM. The likelihood 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 Midway Intl. Airport (MDW) to Missoula Intl. Airport (MSO) last-minute?
Last-minute fares from MDW to MSO are generally more expensive. For the lowest rates, start searching for flights well ahead of time. That said, if you can play around with your travel dates, it's possible to find a cheap ticket right before you leave.
Is it cheaper to book a MDW to MSO flight and hotel package?
Securing a MDW to MSO flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Pick from our extensive range of accommodations and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Midway Intl. Airport (MDW) to Missoula Intl. Airport (MSO)?
It's generally possible to cancel or reschedule your MDW to MSO flight. However, if it's been more than 24 hours since booking, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible 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.