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$51+ Cheap flights from Denver to Missoula (DEN - MSO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — MSO
Oct 30 — Nov 61
Thu 10/30
Thu 11/6
1 adult, Economy
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Cheapflights Tip: The best prices from Denver Intl to Missoula Johnson-Bell Field are usually found in January or October, booked 81 days in advance, depart on a Monday or Friday and return on a Friday

Cheap flight deals from Denver to Missoula

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Missoula (MSO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$106
(Frontier)

One-way from

$51
(Priceline)

Popular in

March

Cheapest in

January

Average price

$299

Good round-trip deal

$243 or less

Good one-way deal

$223 or less
Provider with most accurate pricing for Denver Intl-Missoula Johnson-Bell Field flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-Missoula Johnson-Bell Field flights.
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From Denver Intl to Missoula Johnson-Bell Field
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One-way flight from Denver Intl to Missoula Johnson-Bell Field
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Highest demand for flights based on searches. 1% potential increase in price ($6 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Denver Intl to Missoula Johnson-Bell Field.
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Price to beat on a one-way flight from Denver Intl to Missoula Johnson-Bell Field.
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Find flight deals from Denver to Missoula

Cheapest flights from Denver to Missoula
Explore the most affordable flight options available from Denver to Missoula. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 30, 2025.

This Frontier deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/139:48 amDEN - MSO
Nonstop2h 07mFrontier
Fri 10/1712:50 pmMSO - DEN
Nonstop2h 12mFrontier
Deal found 9/28$106
This KAYAK deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2512:49 pmDEN - MSO
1 stop5h 11mAlaska Airlines
Sat 11/15:30 amMSO - DEN
1 stop5h 05mAlaska Airlines
Deal found 9/28$190
This Alaska Airlines deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/217:02 pmDEN - MSO
1 stop4h 57mAlaska Airlines
Sat 10/254:12 pmMSO - DEN
1 stop5h 34mAlaska Airlines
Deal found 9/29$206
This Expedia deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/179:48 amDEN - MSO
Nonstop2h 07mMultiple Airlines
Fri 10/246:40 pmMSO - DEN
1 stop17h 13mMultiple Airlines
Deal found 9/27$207
This Alaska Airlines deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/217:02 pmDEN - MSO
1 stop4h 57mAlaska Airlines
Sat 11/14:12 pmMSO - DEN
1 stop7h 45mAlaska Airlines
Deal found 9/29$208
This United Airlines deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/77:34 pmDEN - MSO
Nonstop2h 13mUnited Airlines
Sun 11/96:20 amMSO - DEN
Nonstop2h 08mUnited Airlines
Deal found 9/29$209
This Delta deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/186:23 pmDEN - MSO
1 stop4h 50mDelta
Sat 10/251:07 pmMSO - DEN
1 stop5h 54mDelta
Deal found 9/27$217
This Alaska Airlines deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/147:02 pmDEN - MSO
1 stop4h 57mAlaska Airlines
Tue 10/216:37 amMSO - DEN
1 stop7h 29mAlaska Airlines
Deal found 9/29$218
This United Airlines deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1511:20 amDEN - MSO
Nonstop2h 07mUnited Airlines
Fri 10/242:33 pmMSO - DEN
Nonstop2h 02mUnited Airlines
Deal found 9/29$219
This Kiwi.com deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/207:19 pmDEN - MSO
1 stop15h 50mMultiple Airlines
Fri 10/2410:26 pmMSO - DEN
1 stop12h 44mMultiple Airlines
Deal found 9/29$220
This Alaska Airlines deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/217:02 pmDEN - MSO
1 stop4h 57mAlaska Airlines
Mon 10/274:12 pmMSO - DEN
1 stop7h 47mAlaska Airlines
Deal found 9/29$222
This Delta deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/256:23 pmDEN - MSO
1 stop4h 50mDelta
Fri 10/313:00 pmMSO - DEN
1 stop4h 01mDelta
Deal found 9/28$223

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver to Missoula that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 30, 2025.
Use the filters below to find and compare flights from Denver to Missoula that are best for you.

Fly from

Denver

Fly to

Missoula

Route

Depart

Return

Price

DenverMissoula

DEN - MSO

DENMSO

Denver Intl

Wed 12/3

12:40 pm-12:26 am

1 stop11h 46m

Missoula Johnson-Bell Field

Sat 12/6

4:22 pm-11:44 am

1 stop19h 22m

$206

DenverMissoula

DEN - MSO

DENMSO

Denver Intl

Wed 11/12

11:31 am-12:13 am

1 stop12h 42m

Missoula Johnson-Bell Field

Sat 11/15

6:32 am-12:27 pm

1 stop5h 55m

$208

DenverMissoula

DEN - MSO

DENMSO

Denver Intl

Wed 12/3

1:45 pm-4:10 pm

Nonstop2h 25m

Missoula Johnson-Bell Field

Sat 12/6

2:35 pm-4:45 pm

Nonstop2h 10m

$209

DenverMissoula

DEN - MSO

DENMSO

Denver Intl

Tue 10/28

6:23 pm-12:17 am

1 stop5h 54m

Missoula Johnson-Bell Field

Sun 11/2

5:25 am-11:47 am

1 stop6h 22m

$223

DenverMissoula

DEN - MSO

DENMSO

Denver Intl

Wed 10/22

7:02 pm-11:59 pm

1 stop4h 57m

Missoula Johnson-Bell Field

Sun 10/26

5:30 am-10:35 am

1 stop5h 05m

$226

DenverMissoula

DEN - MSO

DENMSO

Denver Intl

Fri 11/7

8:02 pm-12:19 pm

1 stop16h 17m

Missoula Johnson-Bell Field

Sun 11/9

5:30 am-10:35 am

1 stop5h 05m

$227

DenverMissoula

DEN - MSO

DENMSO

Denver Intl

Fri 10/24

7:02 pm-11:59 pm

1 stop4h 57m

Missoula Johnson-Bell Field

Sat 11/1

4:12 pm-11:57 pm

1 stop7h 45m

$227

DenverMissoula

DEN - MSO

DENMSO

Denver Intl

Fri 10/17

6:23 pm-12:17 am

1 stop5h 54m

Missoula Johnson-Bell Field

Wed 10/29

8:00 am-3:42 pm

1 stop7h 42m

$228

DenverMissoula

DEN - MSO

DENMSO

Denver Intl

Fri 10/24

5:30 am-12:27 pm

1 stop6h 57m

Missoula Johnson-Bell Field

Mon 10/27

5:25 am-11:47 am

1 stop6h 22m

$229

DenverMissoula

DEN - MSO

DENMSO

Denver Intl

Mon 10/20

7:19 pm-11:09 am

1 stop15h 50m

Missoula Johnson-Bell Field

Mon 10/27

8:44 pm-3:59 am

1 stop7h 15m

$232

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/30

Showing 1-10 of 23 results
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Compare providers for flights from Denver to Missoula

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Denver to Missoula in September.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Denver-Missoula flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Denver-Missoula flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Denver-Missoula flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Denver-Missoula flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Denver-Missoula flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Denver to Missoula

Have a flexible travel schedule? Discover the best time to fly to Missoula from Denver with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Denver to Missoula

How far ahead should I book a flight from Denver to Missoula?

Use this chart to determine the optimal time to book a round-trip flight from Denver to Missoula. Price data was last updated on September 26, 2025.

The price you pay for your flight from Denver to Missoula may vary depending on when you book. For the best chance of a lower fare, look to book 81 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Denver to Missoula?

Currently, October is the cheapest month in which you can book a flight from Denver to Missoula (average of $365). Flying from Denver to Missoula in March is currently the most expensive (average of $503). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DEN to MSO?

Find hourly flight availability from Denver to Missoula. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 30, 2025.

It’s typically best to fly out from Denver to Missoula at noon. Doing so could potentially save you 4% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Denver to Missoula?

Use this chart to determine the cheapest time to fly round-trip from Denver to Missoula. Price data was last updated on September 28, 2025.

Travelers seeking maximum savings on their Denver to Missoula flight should consider departing on Thursday afternoons when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Missoula

Get insights into the airlines that provide service to Missoula. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Missoula. Reviews last updated September 30, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta, and United Airlines from Denver to Missoula to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Delta
8.0
Very good
7,964 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
United Airlines
7.4
Good
8,931 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Frontier
5.8
Fair
3,157 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

Related info for your journey

Find useful and relevant information for your journey from Denver to Missoula. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Denver to Missoula?

    To fly from Denver to Missoula, you need to book a flight from Denver Intl (DEN) to Johnson-Bell Field (MSO). Nonstop flights to Missoula Johnson-Bell Field from Denver Intl take 2h 06m on average. When it comes time to book airfare, you have a few options: there are 4 outbound flights from Denver Intl to Johnson-Bell Field offered by 4 different airlines.

  • How popular is this Denver to Missoula flight route?

    The Denver Intl to Missoula Johnson-Bell Field flight path was viewed by 3 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Denver to Missoula?

    Departing from Denver to Missoula will take you 2h 25m. There are 678 mi between Denver and Missoula. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Denver to Missoula round-trip?

    Our cheapest airline available from Denver to Missoula is Frontier. Our recent data shows that you can find tickets from as low as $99 on this airline. Additional options worth looking into are Alaska Airlines and United Airlines, starting at $175 and $209 round-trip. Frontier is 66% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the most reliable airlines from Denver to Missoula?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Denver to Missoula on time: Frontier (100%), Copa Airlines (89%), SkyWest Airlines (82%).

  • What are the cheapest flights from Denver to Missoula?

    Looking at all options, your cheapest flight can be booked for $99. While the most popular route (Denver Intl - Missoula Johnson-Bell Field) can be booked for $209 on average, our data indicates $309 when flying from Denver to Missoula.

  • Can I find deals for flights from Denver to Missoula that include hotel bookings?

    Yes. In addition to deals on Denver to Missoula flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Denver to Missoula?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Denver to Missoula.

  • Can I find deals for business class flights from Denver to Missoula?

    Yes. Cheapflights offers flight deals from Denver to Missoula by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Denver to Missoula?

    Currently, October is the cheapest month in which you can book a flight from Denver to Missoula (average of $365). Flying from Denver to Missoula in March is currently the most expensive (average of $503). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 4 airlines flying from Denver to Missoula

Discover the top 4 airlines that operate flights from Denver to Missoula. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$99Average$139FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$175Average$243FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$209Average$324FlexibilityNo cancel feeOn-time69%
DeltaCheapest$228Average$268FlexibilityNo cancel feeOn-timeN/A

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