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$93+ 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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BZN
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap 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 December 18, 2025.

This United Airlines deal was found by Cheapflights users on 12/16. 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 12/318:20 pmDEN - BTM
Nonstop2h 09mUnited Airlines
Sun 1/49:44 amBTM - DEN
Nonstop2h 15mUnited Airlines
Deal found 12/16$225
This Delta deal was found by Cheapflights users on 12/17. 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.
Wed 12/313:02 pmDEN - BIL
1 stop8h 17mDelta
Thu 1/15:15 amBIL - DEN
1 stop5h 45mDelta
Deal found 12/17$239
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Thu 12/251:45 pmDEN - BTM
Nonstop2h 12mUnited Airlines
Mon 12/299:44 amBTM - DEN
Nonstop2h 15mUnited Airlines
Deal found 12/15$260
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Sat 12/278:20 pmDEN - BTM
Nonstop2h 09mUnited Airlines
Sat 1/39:44 amBTM - DEN
Nonstop2h 15mUnited Airlines
Deal found 12/15$276
This United Airlines deal was found by Cheapflights users on 12/16. 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 12/318:00 amDEN - BIL
Nonstop1h 49mUnited Airlines
Thu 1/16:35 amBIL - DEN
Nonstop1h 44mUnited Airlines
Deal found 12/16$279
This Delta deal was found by Cheapflights users on 12/15. 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.
Mon 12/224:14 pmDEN - BZN
1 stop7h 32mDelta
Tue 1/63:00 pmBZN - DEN
1 stop8h 25mDelta
Deal found 12/15$281
This Southwest deal was found by Cheapflights users on 12/15. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/258:05 amDEN - BZN
Nonstop1h 50mSouthwest
Mon 12/295:00 amBZN - DEN
Nonstop2h 00mSouthwest
Deal found 12/15$284
This Southwest deal was found by Cheapflights users on 12/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/225:30 amDEN - BZN
1 stop6h 25mSouthwest
Tue 1/63:50 pmBZN - DEN
Nonstop1h 50mSouthwest
Deal found 12/16$294
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Thu 12/251:45 pmDEN - BTM
Nonstop2h 12mUnited Airlines
Sun 12/289:44 amBTM - DEN
Nonstop2h 15mUnited Airlines
Deal found 12/15$295
This United Airlines deal was found by Cheapflights users on 12/17. 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 12/277:45 amDEN - BZN
Nonstop2h 00mUnited Airlines
Fri 1/26:15 amBZN - DEN
Nonstop2h 04mUnited Airlines
Deal found 12/17$298
This United Airlines deal was found by Cheapflights users on 12/16. 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 12/243:23 pmDRO - BZN
1 stop5h 45mUnited Airlines
Tue 12/306:15 amBZN - DRO
1 stop4h 52mUnited Airlines
Deal found 12/16$304
This Delta deal was found by Cheapflights users on 12/15. 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.
Thu 12/257:10 amDEN - BZN
1 stop4h 07mDelta
Mon 12/295:20 amBZN - DEN
1 stop5h 40mDelta
Deal found 12/15$304

Find flight deals from Colorado to Montana

Keep the following information in mind while searching for Colorado to Montana flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$181
(Kiwi.com)

One-way from

$93
(Kiwi.com)

Popular in

January

Cheapest in

October

Average price

$319

Good round-trip deal

$189 or less

Good one-way deal

$144 or less
Provider with most accurate pricing for Denver Intl-Bozeman Gallatin Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Bozeman Gallatin Field flights.
Search Deals
From Colorado to Montana
Search Deals
One-way flight from Colorado to Montana
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($11 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($3 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Colorado to Montana.
Search Deals
Price to beat on a one-way flight from Colorado to Montana.
Search Deals

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 December 18, 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

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Thu 1/8

7:44 pm-9:23 pm

Nonstop1h 39m

Billings Logan Intl

Mon 1/12

2:45 pm-4:29 pm

Nonstop1h 44m

$189

DenverCody

DEN - COD

DENCOD

Denver Intl

Thu 1/1

8:45 pm-10:34 pm

Nonstop1h 49m

Cody E.E. Faust

Mon 1/5

8:30 am-10:34 am

Nonstop2h 04m

$198

DenverBozeman

DEN - BZN

DENBZN

Denver Intl

Wed 2/4

5:09 pm-11:56 pm

1 stop6h 47m

Bozeman Gallatin Field

Mon 2/9

7:20 am-4:13 pm

1 stop8h 53m

$208

DenverMissoula

DEN - MSO

DENMSO

Denver Intl

Thu 1/22

7:00 am-12:23 pm

1 stop5h 23m

Missoula Johnson-Bell Field

Sat 1/24

4:20 pm-11:35 pm

1 stop7h 15m

$208

DenverMissoula

DEN - MSO

DENMSO

Denver Intl

Sat 1/10

7:00 am-3:31 pm

1 stop8h 31m

Missoula Johnson-Bell Field

Sat 1/17

4:20 pm-11:35 pm

1 stop7h 15m

$208

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Tue 1/13

7:00 am-11:06 am

1 stop4h 06m

Billings Logan Intl

Tue 1/20

5:15 am-11:51 am

1 stop6h 36m

$209

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Thu 1/8

7:00 am-11:06 am

1 stop4h 06m

Billings Logan Intl

Mon 1/12

5:15 am-11:54 am

1 stop6h 39m

$209

DenverKalispell

DEN - FCA

DENFCA

Denver Intl

Sat 1/24

7:35 pm-9:59 pm

Nonstop2h 24m

Kalispell Glacier Park

Sun 1/25

2:42 pm-5:01 pm

Nonstop2h 19m

$209

DenverBozeman

DEN - BZN

DENBZN

Denver Intl

Thu 1/15

7:45 am-9:45 am

Nonstop2h 00m

Bozeman Gallatin Field

Mon 1/19

6:15 am-8:19 am

Nonstop2h 04m

$209

DenverBozeman

DEN - BZN

DENBZN

Denver Intl

Fri 2/27

7:55 am-9:49 am

Nonstop1h 54m

Bozeman Gallatin Field

Tue 3/3

4:29 pm-6:18 pm

Nonstop1h 49m

$209

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

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 $49). Flying from Colorado to Montana in December is currently the most expensive (average of $189). 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 December 18, 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. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 December 18, 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
11,477 reviews

Entertainment

7.0

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Alaska Airlines
8.0
Very good
11,477 reviews
Alaska Airlines
8.0
Very good
11,477 reviews

Entertainment

7.0

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Southwest
7.9
Good
4,250 reviews
Alaska Airlines
8.0
Very good
11,477 reviews

Entertainment

7.0

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Delta
7.9
Good
8,006 reviews
Alaska Airlines
8.0
Very good
11,477 reviews

Entertainment

7.0

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
United Airlines
7.4
Good
9,093 reviews
Alaska Airlines
8.0
Very good
11,477 reviews

Entertainment

7.0

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Frontier
5.8
Fair
3,081 reviews
Alaska Airlines
8.0
Very good
11,477 reviews

Entertainment

7.0

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

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, 4 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 1h 39m. Airlines will cover a distance of 455 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 $80. Delta flights start at $94 while deals on United Airlines start at $103 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 $49). Flying from Colorado to Montana in December is currently the most expensive (average of $189). 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$79Average$155FlexibilityNo cancel feeOn-time62%
DeltaCheapest$98Average$301FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$169Average$407FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$175Average$289FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$220Average$359FlexibilityNo cancel feeOn-time63%

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