HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Denver

$99+ 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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — DEN
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Montana to Denver with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 January 29, 2026.

This United Airlines deal was found by Cheapflights users on 1/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/262:35 pm
BIL
-
DEN
Nonstop1h 47m
United Airlines
Thu 3/511:45 am
DEN
-
BIL
Nonstop1h 38m
United Airlines
Deal found 1/28$189
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/257:21 pm
BZN
-
DEN
1 stop12h 33m
Multiple Airlines
Wed 3/46:30 am
DEN
-
BZN
1 stop11h 50m
Multiple Airlines
Deal found 1/28$195
This Expedia deal was found by Cheapflights users on 1/27. 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.
Tue 2/246:23 am
MSO
-
DEN
1 stop5h 51m
Alaska Airlines
Tue 3/37:00 am
DEN
-
MSO
1 stop5h 21m
Alaska Airlines
Deal found 1/27$197
This Alaska Airlines deal was found by Cheapflights users on 1/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/243:02 pm
BZN
-
DEN
1 stop6h 21m
Alaska Airlines
Sat 2/287:00 am
DEN
-
BZN
1 stop7h 08m
Alaska Airlines
Deal found 1/28$197
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/112:30 pm
GTF
-
DEN
Nonstop2h 09m
United Airlines
Mon 3/167:07 pm
DEN
-
GTF
Nonstop2h 04m
United Airlines
Deal found 1/27$199
This United Airlines deal was found by Cheapflights users on 1/29. 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 4/151:33 pm
COD
-
DEN
Nonstop1h 44m
United Airlines
Sun 4/1911:15 am
DEN
-
COD
Nonstop1h 43m
United Airlines
Deal found 1/29$202
This United Airlines deal was found by Cheapflights users on 1/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/172:35 pm
BIL
-
DEN
Nonstop1h 47m
United Airlines
Tue 2/247:44 pm
DEN
-
BIL
Nonstop1h 37m
United Airlines
Deal found 1/28$204
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2710:00 am
BTM
-
DEN
Nonstop2h 10m
United Airlines
Sun 3/18:20 pm
DEN
-
BTM
Nonstop2h 06m
United Airlines
Deal found 1/27$205
This Delta deal was found by Cheapflights users on 1/28. 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.
Thu 2/126:25 pm
BIL
-
DEN
1 stop4h 02m
Delta
Mon 2/167:00 am
DEN
-
BIL
1 stop4h 00m
Delta
Deal found 1/28$207
This United Airlines deal was found by Cheapflights users on 1/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/116:15 am
MSO
-
DEN
Nonstop2h 13m
United Airlines
Sun 3/157:45 pm
DEN
-
MSO
Nonstop2h 12m
United Airlines
Deal found 1/28$209
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/76:15 am
HLN
-
DEN
Nonstop2h 08m
United Airlines
Sun 3/1511:30 am
DEN
-
HLN
Nonstop2h 08m
United Airlines
Deal found 1/27$209
This Southwest deal was found by Cheapflights users on 1/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/197:40 am
BZN
-
DEN
Nonstop2h 05m
Southwest
Sun 2/227:55 am
DEN
-
BZN
Nonstop2h 00m
Southwest
Deal found 1/27$209

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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$189
(United Airlines)

One-way from

$99
(Alaska Airlines)

Popular in

July

Cheapest in

December

Average price

$309

Good round-trip deal

$286 or less

Good one-way deal

$175 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.
Search Deals
From Montana to Denver Intl
Search Deals
One-way flight from Montana to Denver Intl
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($15 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 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.
Search Deals

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 January 29, 2026.
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

BillingsDenver

BIL - DEN

BILDEN

Billings Logan Intl

Fri 4/24

7:00 am-8:52 am

Nonstop1h 52m

Denver Intl

Thu 4/30

8:00 am-9:38 am

Nonstop1h 38m

$189

BillingsDenver

BIL - DEN

BILDEN

Billings Logan Intl

Thu 2/26

2:35 pm-4:22 pm

Nonstop1h 47m

Denver Intl

Thu 3/5

11:45 am-1:23 pm

Nonstop1h 38m

$189

BillingsDenver

BIL - DEN

BILDEN

Billings Logan Intl

Wed 2/25

5:53 pm-7:45 pm

Nonstop1h 52m

Denver Intl

Wed 3/4

8:00 am-9:50 am

Nonstop1h 50m

$189

BillingsDenver

BIL - DEN

BILDEN

Billings Logan Intl

Thu 4/9

2:35 pm-4:27 pm

Nonstop1h 52m

Denver Intl

Sun 4/12

8:00 am-9:40 am

Nonstop1h 40m

$189

BozemanDenver

BZN - DEN

BZNDEN

Bozeman Gallatin Field

Tue 2/24

3:02 pm-9:23 pm

1 stop6h 21m

Denver Intl

Sat 2/28

7:00 am-2:08 pm

1 stop7h 08m

$197

Great FallsDenver

GTF - DEN

GTFDEN

Great Falls

Wed 3/11

2:30 pm-4:39 pm

Nonstop2h 09m

Denver Intl

Mon 3/16

7:07 pm-9:11 pm

Nonstop2h 04m

$199

Great FallsDenver

GTF - DEN

GTFDEN

Great Falls

Thu 5/28

2:29 pm-4:28 pm

Nonstop1h 59m

Denver Intl

Thu 6/4

7:23 pm-9:19 pm

Nonstop1h 56m

$199

Great FallsDenver

GTF - DEN

GTFDEN

Great Falls

Thu 3/19

2:30 pm-4:39 pm

Nonstop2h 09m

Denver Intl

Wed 3/25

11:29 am-1:33 pm

Nonstop2h 04m

$199

CodyDenver

COD - DEN

CODDEN

Cody E.E. Faust

Wed 4/15

1:33 pm-3:17 pm

Nonstop1h 44m

Denver Intl

Sun 4/19

11:15 am-12:58 pm

Nonstop1h 43m

$202

BillingsDenver

BIL - DEN

BILDEN

Billings Logan Intl

Tue 2/17

2:35 pm-4:22 pm

Nonstop1h 47m

Denver Intl

Tue 2/24

7:44 pm-9:21 pm

Nonstop1h 37m

$204

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/29

Showing 1-10 of 60 results
1
2
3
...
6

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 $70). Flying from Montana to Denver in February 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 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 January 29, 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 52% 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 January 29, 2026.

The most flights from USMT to DEN are scheduled on a Monday (8 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).

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 55 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 52m. There are 455 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), Alaska Airlines ($69), and Delta ($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 Billings Logan Intl - 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 (82%), SkyWest Airlines (82%), United Airlines (74%).

  • What are the cheapest flights from Montana to Denver?

    While on average a flight from Montana to Denver is generally $799, our data shows the cheapest flight currently is $114. When looking at the most popular route, (Bozeman Gallatin Field - Denver Intl), you can expect to pay $209 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 $70). Flying from Montana to Denver in February 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

Traveling to a place near Denver?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Montana to Denver

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Denver flights
Dallas/Fort Worth to Denver flights
Newark to Denver flights
LaGuardia to Denver flights
O'Hare Intl to Denver flights
Hobby to Denver flights
Los Angeles to Denver flights
Dulles Intl to Denver flights
Boston to Denver flights
Baltimore to Denver flights
Atlanta to Denver flights
Orlando to Denver flights
Minneapolis to Denver flights
Seattle to Denver flights
Miami to Denver flights
Philadelphia to Denver flights
Reagan-National to Denver flights
George Bush Intcntl to Denver flights
San Francisco to Denver flights
Detroit to Denver flights
Austin to Denver flights
Charlotte to Denver flights
Fort Lauderdale to Denver flights
Ontario to Denver flights
Tampa to Denver flights
Cleveland to Denver flights
Raleigh to Denver flights
Midway to Denver flights
Santa Ana to Denver flights
Sky Harbor Intl to Denver flights
Cincinnati to Denver flights
Milwaukee to Denver flights
Indianapolis to Denver flights
Kansas City to Denver flights
Madison to Denver flights
San Diego to Denver flights
San Jose to Denver flights
Pittsburgh to Denver flights
Sacramento to Denver flights
Cedar Rapids to Denver flights
New Orleans to Denver flights
St. Louis to Denver flights
Burbank to Denver flights
San Antonio to Denver flights
West Palm Beach to Denver flights
Hartford to Denver flights
Nashville to Denver flights
Grand Rapids to Denver flights
Love Field to Denver flights
Appleton to Denver flights

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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$63Average$160FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$169Average$299FlexibilityNo cancel feeOn-time69%
DeltaCheapest$178Average$246FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$184Average$263FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$217Average$317FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.