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$30+ Cheap flights from Colorado to Montana

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 11/21. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BZN
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
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Cheap flight deals from Colorado to Montana

Keep the following information in mind while searching for Colorado to Montana flight deals. Data was last updated November 13, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$60
(Priceline)

One-way from

$30
(Frontier)

Popular in

June

Cheapest in

October

Average price

$319

Good round-trip deal

$169 or less

Good one-way deal

$134 or less
Provider with most accurate pricing for Denver Intl-Bozeman Gallatin Field flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-Bozeman Gallatin Field flights.
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From Colorado to Montana
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One-way flight from Colorado to Montana
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Highest demand for flights based on searches. 2% potential increase in price ($10 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($3 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Price to beat on a round-trip flight from Colorado to Montana.
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Price to beat on a one-way flight from Colorado to Montana.
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Find flight deals from Colorado to Montana

Cheapest flights from Colorado to Montana
Explore the most affordable flight options available from Colorado to Montana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.

This Frontier deal was found by Cheapflights users on 11/11. 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 11/213:53 pmDEN - MSO
Nonstop2h 13mFrontier
Mon 12/11:04 pmMSO - DEN
Nonstop2h 04mFrontier
Deal found 11/11$60
This Expedia deal was found by Cheapflights users on 11/11. 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.
Mon 11/249:56 amDEN - MSO
Nonstop2h 13mMultiple Airlines
Wed 12/36:29 amMSO - DEN
1 stop5h 15mMultiple Airlines
Deal found 11/11$134
This Expedia deal was found by Cheapflights users on 11/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/278:00 amDEN - MSO
1 stop7h 37mMultiple Airlines
Mon 12/11:04 pmMSO - DEN
Nonstop2h 04mMultiple Airlines
Deal found 11/12$144
This United Airlines deal was found by Cheapflights users on 11/13. 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.
Thu 12/257:45 amDEN - BZN
Nonstop2h 00mUnited Airlines
Mon 12/296:15 amBZN - DEN
Nonstop2h 04mUnited Airlines
Deal found 11/13$169
This United Airlines deal was found by Cheapflights users on 11/13. 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 12/135:15 amDRO - BZN
1 stop4h 46mUnited Airlines
Sat 1/104:16 pmBZN - DRO
1 stop4h 15mUnited Airlines
Deal found 11/13$178
This Trip.com deal was found by Cheapflights users on 11/13. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/46:00 amDEN - BZN
1 stop8h 04mHawaiian Airlines
Sun 12/77:00 amBZN - DEN
1 stop7h 46mHawaiian Airlines
Deal found 11/13$178
This Kiwi.com deal was found by Cheapflights users on 11/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/116:00 amDEN - BZN
1 stop27h 56mMultiple Airlines
Thu 12/1810:10 amBZN - DEN
1 stop17h 48mMultiple Airlines
Deal found 11/13$181
This Kiwi.com deal was found by Cheapflights users on 11/11. 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.
Sun 11/2310:29 pmDEN - MSO
1 stop10h 47mMultiple Airlines
Mon 12/110:13 pmMSO - DEN
1 stop24h 16mMultiple Airlines
Deal found 11/11$182
This Kiwi.com deal was found by Cheapflights users on 11/11. 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.
Sun 11/236:24 pmDEN - MSO
1 stop14h 52mMultiple Airlines
Wed 12/31:11 pmMSO - DEN
1 stop9h 18mMultiple Airlines
Deal found 11/11$186
This Alaska Airlines deal was found by Cheapflights users on 11/10. 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 12/93:42 pmDEN - FCA
1 stop8h 16mAlaska Airlines
Tue 12/166:30 amFCA - DEN
1 stop5h 14mAlaska Airlines
Deal found 11/10$188
This Alaska Airlines deal was found by Cheapflights users on 11/13. 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.
Mon 12/86:00 amDEN - BZN
1 stop8h 04mAlaska Airlines
Wed 12/102:58 pmBZN - DEN
1 stop20h 46mAlaska Airlines
Deal found 11/13$188
This United Airlines deal was found by Cheapflights users on 11/10. 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.
Thu 12/411:45 amDEN - BIL
Nonstop1h 33mUnited Airlines
Mon 12/85:54 pmBIL - DEN
Nonstop1h 46mUnited Airlines
Deal found 11/10$189

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado to Montana 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 November 13, 2025.
Use the filters below to find and compare flights from Colorado to Montana that are best for you.

Fly from

Colorado

Fly to

Montana

Route

Depart

Return

Price

DurangoBozeman

DRO - BZN

DROBZN

Durango La Plata County

Sat 12/13

5:15 am-10:01 am

1 stop4h 46m

Bozeman Gallatin Field

Sat 1/10

4:16 pm-8:31 pm

1 stop4h 15m

$178

DenverKalispell

DEN - FCA

DENFCA

Denver Intl

Wed 1/28

4:10 pm-10:54 pm

1 stop6h 44m

Kalispell Glacier Park

Tue 2/3

5:24 am-9:37 am

1 stop4h 13m

$189

DenverKalispell

DEN - FCA

DENFCA

Denver Intl

Thu 1/8

7:00 am-11:35 am

1 stop4h 35m

Kalispell Glacier Park

Sun 1/11

5:05 am-9:37 am

1 stop4h 32m

$189

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Thu 1/1

8:00 am-9:49 am

Nonstop1h 49m

Billings Logan Intl

Mon 1/5

6:35 am-8:19 am

Nonstop1h 44m

$189

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Thu 12/4

7:45 pm-9:21 pm

Nonstop1h 36m

Billings Logan Intl

Sun 12/7

5:54 pm-7:40 pm

Nonstop1h 46m

$189

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Wed 2/4

11:45 am-1:24 pm

Nonstop1h 39m

Billings Logan Intl

Wed 2/11

6:30 am-8:13 am

Nonstop1h 43m

$189

DenverKalispell

DEN - FCA

DENFCA

Denver Intl

Thu 12/11

7:25 pm-9:46 pm

Nonstop2h 21m

Kalispell Glacier Park

Thu 12/18

5:15 pm-7:35 pm

Nonstop2h 20m

$193

DenverMissoula

DEN - MSO

DENMSO

Denver Intl

Thu 12/4

6:00 am-9:36 pm

2 stops15h 36m

Missoula Johnson-Bell Field

Thu 12/11

10:26 pm-9:04 am

1 stop10h 38m

$197

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Fri 12/12

11:45 am-1:18 pm

Nonstop1h 33m

Billings Logan Intl

Sun 12/14

2:40 pm-4:22 pm

Nonstop1h 42m

$199

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Thu 12/18

7:45 pm-9:24 pm

Nonstop1h 39m

Billings Logan Intl

Mon 12/22

6:35 am-8:19 am

Nonstop1h 44m

$204

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/12

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

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

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

Currently, November is the cheapest month in which you can book a flight from Colorado to Montana (average of $109). Flying from Colorado to Montana in January is currently the most expensive (average of $209). 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 CO to MT?

Find hourly flight availability from Colorado to Montana. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 13, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 38% on flights from Colorado to Montana by exploring options for tickets in the evening.

What is the cheapest day to fly from Colorado to Montana?

Use this chart to determine the cheapest time to fly round-trip from Colorado to Montana. Price data was last updated on December 16, 2024.

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

Weekly flight availability from Colorado to Montana

Explore weekly flight availability from Colorado to Montana. 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 November 13, 2025.

The most flights from USCO to USMT are scheduled on a Monday (9 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (6 on average).

Reviews of airlines servicing Montana

Get insights into the airlines that provide service to Montana. 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 Montana. Reviews last updated November 13, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Delta from Colorado to Montana by reading reviews from past customers. 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
11,282 reviews

Crew

8.5

Comfort

7.8

Entertainment

7.0

Food

7.1

Overall

8.0

Boarding

8.1

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
11,282 reviews
Alaska Airlines
8.0
Very good
11,282 reviews

Crew

8.5

Comfort

7.8

Entertainment

7.0

Food

7.1

Overall

8.0

Boarding

8.1

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.
Southwest
8.0
Very good
4,236 reviews
Alaska Airlines
8.0
Very good
11,282 reviews

Crew

8.5

Comfort

7.8

Entertainment

7.0

Food

7.1

Overall

8.0

Boarding

8.1

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
7.9
Good
8,008 reviews
Alaska Airlines
8.0
Very good
11,282 reviews

Crew

8.5

Comfort

7.8

Entertainment

7.0

Food

7.1

Overall

8.0

Boarding

8.1

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
9,016 reviews
Alaska Airlines
8.0
Very good
11,282 reviews

Crew

8.5

Comfort

7.8

Entertainment

7.0

Food

7.1

Overall

8.0

Boarding

8.1

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
3,112 reviews
Alaska Airlines
8.0
Very good
11,282 reviews

Crew

8.5

Comfort

7.8

Entertainment

7.0

Food

7.1

Overall

8.0

Boarding

8.1

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 Colorado to Montana. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Colorado to Montana flight route?

    Within the past month, 3 users have taken a look at flights from Colorado to Montana.

  • How long is the flight from Colorado to Montana?

    Departing from Colorado to Montana will take you 4h 46m. Airlines will cover a distance of 621 mi. This flight may include one or multiple stops.

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

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $30. Alaska Airlines flights start at $99 while deals on Delta start at $112 one-way.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Colorado to Montana (average of $109). Flying from Colorado to Montana in January is currently the most expensive (average of $209). 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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Alternative routes for Colorado to Montana

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Colorado to Montana

Discover the top 5 airlines that operate flights from Colorado to Montana. 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 November 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$98Average$311FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$99Average$160FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$169Average$408FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$175Average$293FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$225Average$359FlexibilityNo cancel feeOn-time63%

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