$99 Flights from Denver International (DEN) to Missoula (MSO)

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Flight deals from Denver International Airport to Missoula Airport

Looking for a cheap last-minute deal or the best round-trip flight from Denver International Airport to Missoula Airport? If you want to travel next month, round-trip fares start from $229. Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from Denver International to Missoula

We’re always keeping an eye on fares, to help you find the lowest one in seconds. Check out the Denver International Airport to Missoula Airport flight prices forecast over the next 12 months.

Direct flights from Denver International to Missoula

Denver International to Missoula: Alternative routes

Compare routes from Denver International to Missoula below. You may find an airport to fly into that's cheaper, faster, or easier than Missoula.

Denver to Missoula: Flight information

The things to know before you go.
Cheapest flight found$99
Cheapest month to flyMarch
Average flight time2 hrs, 16 mins
Most popular airlineUnited
Average flights per week39

Finding cheap flights from Denver International to Missoula: Frequently asked questions

The best price we found for a round-trip flight from Denver International to Missoula is $209. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
2 hours and 16 minutes is the average flight time from Denver International to Missoula.
United, SkyWest Airlines and Copa fly direct from Denver International to Missoula.
There are 39 flights per week flying from Denver International to Missoula, as of January 2026.
The cheapest month to fly from Denver International to Missoula is usually April.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Denver International Airport to Missoula Airport on Saturday, April 18, 2026.
Yes – the average flight time is 2 hours and 16 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Missoula but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Missoula is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, United offers the cheapest flight tickets to Missoula.

Traveling from Denver International Airport (DEN) to Missoula International Airport (MSO): what you need to know

  • Book a direct flight from Denver International Airport to Missoula International Airport and you'll be in the air for an average of 2 hours 5 minutes.

  • Each week, there are 35 Denver International Airport to Missoula International Airport flights. If you prefer to get going as early as possible, go for the 07:45 United Airlines flight. If you're eager to make the most of your time before flying, the latest flight is at 19:44 with United Airlines.

  • Your DEN to MSO flight won't wait if you're running late, so get to the airport with time to spare. Arrive up to one hour in advance for domestic flights and two hours ahead when you're traveling internationally.

  • You can expect longer queues in popular months like July. Arriving up to four hours ahead of an international flight and two hours for a domestic departure will help ensure a smooth travel experience.

  • Frontier Airlines has direct flights from Denver International Airport to Missoula International Airport. Book with this popular airline, then get ready to see the sights in Missoula — and maybe even more of United States if time allows.

  • The majority of travelers choose to fly with Frontier Airlines on this route.

  • With a reliable 84.75% of services arriving as planned, United Airlines is the most punctual carrier for DEN to MSO flights.

  • If you want to split up your journey, simply uncheck 'Direct flights only' when searching for your ticket from Denver International Airport to Missoula International Airport. Here are the most popular stopovers between DEN and MSO:

    • Salt Lake City International Airport

    • Harry Reid Airport (formerly McCarran Airport)

    • Minneapolis-St. Paul International Airport

How to find the cheapest flights from Denver International Airport (DEN) to Missoula International Airport (MSO)

  • $99 is the best price for a one-way Denver International Airport to Missoula International Airport flight. Return flights start from $209. These fares can change based on demand and availability.

  • To secure cheap tickets from DEN to MSO, reserve your journey seven months before your departure.

  • Schedule your trip for June. That's the cheapest month for flights from Denver International Airport to Missoula International Airport. If you're flexible on when you fly, try out the 'Whole month' tool to see the cheapest price across every month.

  • Save time searching for cheap flights from DEN to MSO by creating a Price Alert. You'll receive an email or notification through the app when fares go down.

  • Select your ideal departure and arrival times, number of stops and airlines with the filters. Alternatively, sort your results by 'Cheapest' to see the best deals on flights from Denver International Airport to Missoula International Airport.

Handy information about Denver International Airport (DEN)

  • DEN is located at 8500 Pena Boulevard.

  • 80.23% of flights leaving Denver International Airport reach their destination as planned. With its strong performance rating, you're unlikely to face delays when setting off from DEN.

  • Denver International Airport is around 25 miles from central Denver. If you're catching a cab, ride-sharing or driving from the center, it'll take 35 minutes or so to get there, depending on the traffic.

  • You can expect a journey time of roughly 1 hour 30 minutes on public transport.

  • Spending the night in a hotel can take the hassle out of reaching the airport on time. If you need somewhere to stay before your flight from Denver International Airport to Missoula International Airport, have a look at Baymont by Wyndham Denver International Airport. It's a short ride from DEN.

Arriving at Missoula International Airport (MSO)

  • The last thing you need is a lengthy journey to your hotel if you're getting in late on a Denver International Airport to Missoula International Airport flight. Reserve one of these accommodation options near MSO instead:

  • Grab a Missoula International Airport rental car and discover Missoula and beyond with your own wheels. Budget, Dollar and Hertz are top providers you can book with here.

  • To get the best possible deal, reserve your vehicle from Missoula International Airport at least a couple of weeks in advance. Prices typically go up closer to your day of departure.

Getting from Missoula International Airport (MSO) to central Missoula

  • The address for MSO is 5225 Highway 10 West.

  • From Missoula International Airport, Missoula is approximately 7 miles away. It takes around 10 minutes to get to the center driving.

  • It typically takes 35 minutes to get there by public transport.

When to fly to Missoula International Airport (MSO)

  • The quietest month for a flight from Denver International Airport to Missoula International Airport is February, while July is the busiest. Choose the best time to go to Missoula based on whether you prefer a bustling atmosphere or a more laid-back vibe.

  • Lock in your flight from Denver International Airport to Missoula International Airport for July if you want to go to Missoula during its warmest month. Expect temperatures of between 46ºF and 91ºF.

  • Search for cheap tickets from DEN to MSO in December if you want to travel in cooler conditions. Temperatures are at their lowest around then, ranging between 5ºF and 37ºF on average.

Explore more of United States

  • You've seen Missoula, now it's time to explore more of United States. Travel about 170 miles west to Spokane to check off its top sights. From Manito Park to Northwest Museum of Arts & Culture and Spokane Falls, you've got a jam-packed schedule ahead.

  • Boise is another sought-after destination in United States and is around 250 miles south-west of Missoula. No trip is complete without seeing Idaho State Capitol Building, Old Idaho Penitentiary and Zoo Boise.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.