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$89+ Cheap flights from Montana to Denver (DEN)

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 6/20. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — DEN
Jun 20 — Jun 271
Fri 6/20
Fri 6/27
1 adult, Economy
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Cheap flight deals from Montana to Denver

Keep the following information in mind while searching for Montana to Denver flight deals. Data was last updated June 15, 2025.

Round-trip from

$99
(Frontier)

One-way from

$90
(Priceline)

Popular in

November

Cheapest in

August

Average price

$339

Good round-trip deal

$343 or less

Good one-way deal

$157 or less
From Montana to Denver Intl
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One-way flight from Montana to Denver Intl
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Highest demand for flights based on searches. 5% potential increase in price ($17 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Montana to Denver Intl.
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Price to beat on a one-way flight from Montana to Denver Intl.
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Find flight deals from Montana to Denver

Cheapest flights from Montana to Denver
Explore the most affordable flight options available from Montana to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 15, 2025.

This Frontier deal was found by Cheapflights users on 6/13. 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.
Fri 8/1512:40 pmMSO - DEN
Nonstop2h 14mFrontier
Mon 8/189:42 amDEN - MSO
Nonstop2h 12mFrontier
Deal found 6/13$99
This United Airlines deal was found by Cheapflights users on 6/13. 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.
Sat 6/286:01 pmCOD - DEN
Nonstop1h 39mUnited Airlines
Wed 7/27:52 amDEN - COD
Nonstop1h 39mUnited Airlines
Deal found 6/13$198
This Alaska Airlines deal was found by Cheapflights users on 6/13. 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.
Fri 7/114:13 pmMSO - DEN
1 stop5h 34mAlaska Airlines
Sun 7/136:00 amDEN - MSO
1 stop6h 35mAlaska Airlines
Deal found 6/13$208
This United Airlines deal was found by Cheapflights users on 6/13. 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.
Sun 7/136:15 amMSO - DEN
Nonstop2h 06mUnited Airlines
Sun 7/207:45 amDEN - MSO
Nonstop2h 11mUnited Airlines
Deal found 6/13$209
This United Airlines deal was found by Cheapflights users on 6/13. 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 8/272:30 pmHLN - DEN
Nonstop2h 05mUnited Airlines
Tue 9/27:11 pmDEN - HLN
Nonstop2h 00mUnited Airlines
Deal found 6/13$209
This Delta deal was found by Cheapflights users on 6/14. 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 8/25:20 amBIL - DEN
1 stop4h 04mDelta
Mon 8/46:25 pmDEN - BIL
1 stop5h 42mDelta
Deal found 6/14$209
This United Airlines deal was found by Cheapflights users on 6/15. 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 7/96:20 amFCA - DEN
Nonstop2h 07mUnited Airlines
Mon 7/147:15 pmDEN - FCA
Nonstop2h 15mUnited Airlines
Deal found 6/15$209
This Delta deal was found by Cheapflights users on 6/13. 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 7/195:45 amGTF - DEN
1 stop6h 13mDelta
Mon 7/213:55 pmDEN - GTF
1 stop6h 50mDelta
Deal found 6/13$218
This Hawaiian Airlines deal was found by Cheapflights users on 6/12. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/294:13 pmMSO - DEN
1 stop7h 46mHawaiian Airlines
Fri 8/17:11 pmDEN - MSO
1 stop4h 43mHawaiian Airlines
Deal found 6/12$228
This Delta deal was found by Cheapflights users on 6/15. 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.
Fri 8/156:24 pmMSO - DEN
1 stop4h 24mDelta
Sun 8/176:25 pmDEN - MSO
1 stop5h 50mDelta
Deal found 6/15$229
This Delta deal was found by Cheapflights users on 6/14. 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 8/235:50 amHLN - DEN
1 stop6h 01mDelta
Mon 8/257:20 amDEN - HLN
1 stop5h 00mDelta
Deal found 6/14$229
This Delta deal was found by Cheapflights users on 6/13. 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.
Fri 7/115:30 amFCA - DEN
1 stop3h 54mDelta
Mon 7/146:10 pmDEN - FCA
1 stop6h 15mDelta
Deal found 6/13$229

Cheapflights Fare Finder

Customize your flight search to find flights from Montana to Denver 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 June 15, 2025.
Use the filters below to find and compare flights from Montana to Denver that are best for you.

Fly from

Montana

Fly to

Denver

Route

Depart

Return

Price

MissoulaDenver

MSO - DEN

MSODEN

Missoula Johnson-Bell Field

Fri 8/15

12:40 pm-2:54 pm

Nonstop2h 14m

Denver Intl

Mon 8/18

9:42 am-11:54 am

Nonstop2h 12m

$99

CodyDenver

COD - DEN

CODDEN

Cody E.E. Faust

Sat 6/28

6:01 pm-7:40 pm

Nonstop1h 39m

Denver Intl

Wed 7/2

7:52 am-9:31 am

Nonstop1h 39m

$198

MissoulaDenver

MSO - DEN

MSODEN

Missoula Johnson-Bell Field

Fri 7/11

4:13 pm-9:47 pm

1 stop5h 34m

Denver Intl

Sun 7/13

6:00 am-12:35 pm

1 stop6h 35m

$208

BillingsDenver

BIL - DEN

BILDEN

Billings Logan Intl

Sat 8/2

5:20 am-9:24 am

1 stop4h 04m

Denver Intl

Mon 8/4

6:25 pm-12:07 am

1 stop5h 42m

$209

MissoulaDenver

MSO - DEN

MSODEN

Missoula Johnson-Bell Field

Sun 7/13

6:15 am-8:21 am

Nonstop2h 06m

Denver Intl

Sun 7/20

7:45 am-9:56 am

Nonstop2h 11m

$209

HelenaDenver

HLN - DEN

HLNDEN

Helena

Wed 8/27

2:30 pm-4:35 pm

Nonstop2h 05m

Denver Intl

Tue 9/2

7:11 pm-9:11 pm

Nonstop2h 00m

$209

KalispellDenver

FCA - DEN

FCADEN

Kalispell Glacier Park

Wed 7/9

6:20 am-8:27 am

Nonstop2h 07m

Denver Intl

Mon 7/14

7:15 pm-9:30 pm

Nonstop2h 15m

$209

Great FallsDenver

GTF - DEN

GTFDEN

Great Falls

Sat 7/19

5:45 am-11:58 am

1 stop6h 13m

Denver Intl

Mon 7/21

3:55 pm-10:45 pm

1 stop6h 50m

$218

MissoulaDenver

MSO - DEN

MSODEN

Missoula Johnson-Bell Field

Tue 7/29

4:13 pm-11:59 pm

1 stop7h 46m

Denver Intl

Fri 8/1

7:11 pm-11:54 pm

1 stop4h 43m

$228

MissoulaDenver

MSO - DEN

MSODEN

Missoula Johnson-Bell Field

Fri 8/15

6:24 pm-10:48 pm

1 stop4h 24m

Denver Intl

Sun 8/17

6:25 pm-12:15 am

1 stop5h 50m

$229

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/15

Showing 1-10 of 60 results
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Best time to book a flight from Montana to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from Montana 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 Montana to Denver

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

Currently, October is the cheapest month in which you can book a flight from Montana to Denver (average of $197). Flying from Montana to Denver in March is currently the most expensive (average of $278). 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 MT to DEN?

Find hourly flight availability from Montana to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 15, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Montana to Denver as you normally would.

Weekly flight availability from Montana to Denver

Explore weekly flight availability from Montana to Denver. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 15, 2025.

The most flights from USMT to DEN are scheduled on a Wednesday (14 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (9 on average).

Rainfall in Denver by month

Plan your trip to Denver by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Denver ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Denver when rainfall is around 0.5 in.

Temperature in Denver by month

Plan your trip to Denver by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Denver, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. 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 Denver. Reviews last updated June 15, 2025.
To help decide which airline to fly from Montana to Denver, see what other customers have to say about Alaska Airlines, Southwest and Delta. 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

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,285 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,961 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,499 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,793 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

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

  • What airport do you fly into for flights to Denver from Montana?

    Denver Intl (DEN) is the airport you will fly into if you book a flight from Montana to Denver. It is only a 18.5 mi journey from Denver Intl (DEN) to Denver’s city center.

  • How popular is this Montana to Denver flight route?

    This flight path from Montana to Denver Intl was viewed by 48 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from Montana to Denver one-way?

    The cheapest airlines for a one-way flight from Montana to Denver are Frontier ($90), Hawaiian Airlines ($113), and Alaska Airlines ($114).

  • What are the most popular routes from Montana to Denver?

    The most popular route from Montana to Denver is Bozeman Gallatin Field - Denver Intl. You may also consider Kalispell Glacier Park - Denver Intl or Missoula Johnson-Bell Field - Denver Intl.

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

    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 Montana to Denver on time: Lufthansa (79%), United Airlines (70%), Southwest (64%).

  • What are the cheapest flights from Montana to Denver?

    While on average a flight from Montana to Denver is generally $787, our data shows the cheapest flight currently is $136. When looking at the most popular route, (Bozeman Gallatin Field - Denver Intl), you can expect to pay $277 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Montana to Denver 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 Montana to Denver?

    Currently, October is the cheapest month in which you can book a flight from Montana to Denver (average of $197). Flying from Montana to Denver in March is currently the most expensive (average of $278). 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

Traveling to a place near Montana?

Book flights to Montana if you plan to visit one of these locations
Westminster
Black Hawk
Winter Park
Lakewood
Cripple Creek
Golden
Brighton
Silverthorne
Thornton
Frisco
Grand Lake
Broomfield
Central City
Glendale
Copper Mountain
Wheat Ridge
Longmont
Idaho Springs
Greeley
Limon

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Top 5 airlines flying from Montana to Denver

Discover the top 5 airlines that operate flights from Montana to Denver. 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 June 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$48Average$113FlexibilityNo cancel feeOn-time62%
DeltaCheapest$158Average$273FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$185Average$328FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$207Average$288FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$241Average$340FlexibilityNo cancel feeOn-time63%

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