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Denver

$114+ 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 8/14. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — DEN
Jul 13 — Jul 201
Mon 7/13
Mon 7/20
1 adult, Economy
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Cheap 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 13, 2026.

This United Airlines deal was found by Cheapflights users on 6/10. 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.
Wed 7/85:55 pm
COD
-
DEN
Nonstop1h 46m
United Airlines
Wed 7/157:50 am
DEN
-
COD
Nonstop1h 38m
United Airlines
Deal found 6/10$198
This United Airlines deal was found by Cheapflights users on 6/10. 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 7/2310:15 am
BTM
-
DEN
Nonstop2h 02m
United Airlines
Sun 7/268:29 pm
DEN
-
BTM
Nonstop2h 01m
United Airlines
Deal found 6/10$205
This United Airlines deal was found by Cheapflights users on 6/9. 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 6/275:55 pm
COD
-
DEN
Nonstop1h 46m
United Airlines
Sun 6/287:50 am
DEN
-
COD
Nonstop1h 38m
United Airlines
Deal found 6/9$218
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 8/39:59 am
BIL
-
DEN
1 stop17h 49m
Multiple Airlines
Thu 8/136:10 am
DEN
-
BIL
1 stop27h 00m
Multiple Airlines
Deal found 6/9$219
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/210:15 am
BTM
-
DEN
Nonstop2h 02m
United Airlines
Thu 7/168:29 pm
DEN
-
BTM
Nonstop2h 01m
United Airlines
Deal found 6/11$225
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/1410:15 am
BTM
-
DEN
Nonstop2h 02m
United Airlines
Tue 7/218:29 pm
DEN
-
BTM
Nonstop2h 01m
United Airlines
Deal found 6/11$226
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/16:10 pm
BTM
-
DEN
1 stop3h 53m
Delta
Tue 7/712:45 pm
DEN
-
BTM
1 stop4h 10m
Delta
Deal found 6/11$234
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/110:15 am
BTM
-
DEN
Nonstop2h 02m
United Airlines
Tue 7/78:29 pm
DEN
-
BTM
Nonstop2h 01m
United Airlines
Deal found 6/11$235
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 8/1310:24 am
MSO
-
DEN
1 stop13h 41m
Multiple Airlines
Wed 8/1910:29 pm
DEN
-
MSO
1 stop22h 33m
Multiple Airlines
Deal found 6/9$242
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/265:55 pm
COD
-
DEN
Nonstop1h 46m
United Airlines
Sun 6/287:50 am
DEN
-
COD
Nonstop1h 38m
United Airlines
Deal found 6/12$244
This United Airlines deal was found by Cheapflights users on 6/10. 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 8/137:00 am
BIL
-
DEN
Nonstop1h 47m
United Airlines
Sat 8/158:00 am
DEN
-
BIL
Nonstop1h 41m
United Airlines
Deal found 6/10$249
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 8/1610:24 am
MSO
-
DEN
1 stop17h 26m
Multiple Airlines
Wed 8/1910:29 pm
DEN
-
MSO
1 stop22h 33m
Multiple Airlines
Deal found 6/9$258

Find 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 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$198
(United Airlines)

One-way from

$112
(Kiwi.com)

Popular in

July

Cheapest in

January

Average price

$360

Good round-trip deal

$361 or less

Good one-way deal

$197 or less
Provider with most accurate pricing for Bozeman Gallatin Field-Denver Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Bozeman Gallatin Field-Denver Intl flights.
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From Montana to Denver Intl
Search Deals
One-way flight from Montana to Denver Intl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($34 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from Montana to Denver Intl.
Search Deals
Price to beat on a one-way flight from Montana to Denver Intl.
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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 13, 2026.
Use the filters below to find and compare flights from Montana to Denver that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CodyDenver

COD - DEN

CODDEN

Cody E.E. Faust

Thu 8/13

5:53 pm-7:38 pm

Nonstop1h 45m

Denver Intl

Mon 8/17

9:09 pm-10:45 pm

Nonstop1h 36m

$198

CodyDenver

COD - DEN

CODDEN

Cody E.E. Faust

Wed 7/8

5:55 pm-7:41 pm

Nonstop1h 46m

Denver Intl

Wed 7/15

7:50 am-9:28 am

Nonstop1h 38m

$198

ButteDenver

BTM - DEN

BTMDEN

Butte Silver Bow Co

Wed 11/25

10:00 am-12:05 pm

Nonstop2h 05m

Denver Intl

Mon 11/30

8:25 pm-10:27 pm

Nonstop2h 02m

$205

CodyDenver

COD - DEN

CODDEN

Cody E.E. Faust

Sat 6/27

5:55 pm-7:41 pm

Nonstop1h 46m

Denver Intl

Sun 6/28

7:50 am-9:28 am

Nonstop1h 38m

$218

CodyDenver

COD - DEN

CODDEN

Cody E.E. Faust

Fri 6/26

5:55 pm-7:41 pm

Nonstop1h 46m

Denver Intl

Tue 6/30

7:50 am-9:28 am

Nonstop1h 38m

$218

ButteDenver

BTM - DEN

BTMDEN

Butte Silver Bow Co

Sat 6/27

9:48 am-11:50 am

Nonstop2h 02m

Denver Intl

Sun 7/5

8:29 pm-10:30 pm

Nonstop2h 01m

$235
Quickest round-trip

CodyDenver

COD - DEN

CODDEN

Cody E.E. Faust

Fri 7/17

5:15 am-6:52 am

Nonstop1h 37m

Denver Intl

Sun 7/19

7:50 am-9:28 am

Nonstop1h 38m

$246

BillingsDenver

BIL - DEN

BILDEN

Billings Logan Intl

Fri 10/2

7:00 am-8:47 am

Nonstop1h 47m

Denver Intl

Sun 10/4

7:35 pm-9:10 pm

Nonstop1h 35m

$249

ButteDenver

BTM - DEN

BTMDEN

Butte Silver Bow Co

Fri 10/30

10:00 am-12:05 pm

Nonstop2h 05m

Denver Intl

Tue 11/3

8:25 pm-10:27 pm

Nonstop2h 02m

$265

BillingsDenver

BIL - DEN

BILDEN

Billings Logan Intl

Sun 12/6

5:45 am-11:55 am

1 stop6h 10m

Denver Intl

Thu 12/24

5:40 am-11:04 am

1 stop5h 24m

$269

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 60 resultsSorted by cheapest first
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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 $58). Flying from Montana to Denver in February is currently the most expensive (average of $198). 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 13, 2026.

One of the essential ways to save on airfare from Montana to Denver is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 42% on airfare.

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 13, 2026.

The most flights from USMT to DEN are scheduled on a Friday (13 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (3 on average).

How much does it cost to fly round-trip from Montana to Denver?

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

The price you pay for your flight from Montana to Denver may vary depending on when you book. For the best chance of a lower fare, look to book 58 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 138 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 Montana to Denver?

    Departing from Montana to Denver will take you 1h 45m. There are 391 mi between Montana and Denver. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 ($36), Delta ($98), and United Airlines ($104).

  • 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 Missoula Johnson-Bell Field - Denver Intl or Kalispell Glacier Park - 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: SWISS (100%), Lufthansa (93%), United Airlines (86%).

  • What are the cheapest flights from Montana to Denver?

    While on average a flight from Montana to Denver is generally $386, our data shows the cheapest flight currently is $142. When looking at the most popular route, (Bozeman Gallatin Field - Denver Intl), you can expect to pay $214 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 $58). Flying from Montana to Denver in February is currently the most expensive (average of $198). 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 Denver?

Book flights to Denver if you plan to visit one of these locations
Thornton
Black Hawk
Westminster
Lakewood
Centennial
Broomfield
Golden
Greeley
Fort Morgan
Lone Tree
Wheat Ridge
Silverthorne
Central City
Cripple Creek
Winter Park
Manitou Springs
Frisco
Englewood
Glendale
Evergreen

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Top 6 airlines flying from Montana to Denver

Discover the top 6 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 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$58Average$158FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$176Average$294FlexibilityNo cancel feeOn-time69%
DeltaCheapest$176Average$307FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$184Average$263FlexibilityNo cancel feeOn-time75%
JetBlueCheapest$199Average$349FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$216Average$328FlexibilityNo cancel feeOn-time63%

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