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Cheap flights from Montana to Colorado from $61

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montana to Colorado departing on 10/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Frontier Logo
12:50 pm - 3:02 pmMSO-DEN
2h 12mnonstop
Frontier Logo
9:48 am - 11:55 amDEN-MSO
2h 07mnonstop
$118Frontier
Find Deal
Fri, Oct 17 - Mon, Oct 20
Frontier Logo
12:50 pm - 3:02 pmMSO-DEN
2h 12mnonstop
Frontier Logo
9:48 am - 11:55 amDEN-MSO
2h 07mnonstop
$123Frontier
Find Deal
Fri, Oct 10 - Mon, Oct 13
United Airlines Logo
5:54 pm - 7:43 pmBIL-DEN
1h 49mnonstop
United Airlines Logo
7:15 pm - 8:49 pmDEN-BIL
1h 34mnonstop
$189United Airlines
Find Deal
Tue, Oct 7 - Sat, Oct 18
United Airlines Logo
6:35 am - 8:19 amBIL-DEN
1h 44mnonstop
United Airlines Logo
7:45 pm - 9:24 pmDEN-BIL
1h 39mnonstop
$194United Airlines
Find Deal
Wed, Dec 24 - Sat, Dec 27
Delta Logo
5:18 am - 11:07 amBIL-DEN
5h 49m1 stop
Delta Logo
7:05 am - 11:02 amDEN-BIL
3h 57m1 stop
$199Delta
Find Deal
Sat, Nov 15 - Tue, Nov 18
Delta Logo
5:25 am - 9:18 amBIL-DEN
3h 53m1 stop
Delta Logo
6:18 pm - 11:10 pmDEN-BIL
4h 52m1 stop
$209Delta
Find Deal
Tue, Sep 30 - Fri, Oct 3
Alaska Airlines Logo
6:13 pm - 11:57 pmHLN-DEN
5h 44m1 stop
Alaska Airlines Logo
8:02 pm - 5:36 pmDEN-HLN
21h 34m1 stop
$227Alaska Airlines
Find Deal
Sat, Nov 8 - Sat, Nov 15
Alaska Airlines Logo
1:06 pm - 10:35 amFCA-DEN
21h 29m1 stop
Alaska Airlines Logo
8:02 pm - 12:24 pmDEN-FCA
16h 22m1 stop
$238Alaska Airlines
Find Deal
Fri, Oct 31 - Mon, Nov 3
Southwest Logo
5:50 pm - 7:30 pmBZN-DEN
1h 40mnonstop
Southwest Logo
7:40 pm - 9:25 pmDEN-BZN
1h 45mnonstop
$271Southwest
Find Deal
Tue, Oct 7 - Sat, Oct 11
Southwest Logo
5:00 am - 7:00 amBZN-DEN
2h 00mnonstop
Southwest Logo
8:05 am - 9:55 amDEN-BZN
1h 50mnonstop
$280Southwest
Find Deal
Fri, Dec 12 - Tue, Dec 16

United Airlines flights from Montana to Colorado

Our best United Airlines deals on Montana to Colorado flight tickets
United Airlines
Oct 7
BIL5:54 pmBillings Logan Intl
1h 49m
DEN7:43 pmDenver Intl
Oct 18
DEN7:15 pmDenver Intl
1h 34m
BIL8:49 pmBillings Logan Intl
$189
Find similar
United Airlines
Dec 24
BIL6:35 amBillings Logan Intl
1h 44m
DEN8:19 amDenver Intl
Dec 27
DEN7:45 pmDenver Intl
1h 39m
BIL9:24 pmBillings Logan Intl
$194
Find similar
United Airlines
Oct 9
GTF2:31 pmGreat Falls
1h 58m
DEN4:29 pmDenver Intl
Oct 12
DEN7:15 pmDenver Intl
1h 56m
GTF9:11 pmGreat Falls
$199
Find similar

Delta flights from Montana to Colorado

Our best Delta deals on Montana to Colorado flight tickets
Delta
Nov 15
BIL5:18 amBillings Logan Intl
5h 49m
1 stop
DEN11:07 amDenver Intl
Nov 18
DEN7:05 amDenver Intl
3h 57m
1 stop
BIL11:02 amBillings Logan Intl
$199
Find similar
Delta
Sep 30
BIL5:25 amBillings Logan Intl
3h 53m
1 stop
DEN9:18 amDenver Intl
Oct 3
DEN6:18 pmDenver Intl
4h 52m
1 stop
BIL11:10 pmBillings Logan Intl
$209
Find similar
Delta
Oct 3
BIL5:25 amBillings Logan Intl
3h 53m
1 stop
DEN9:18 amDenver Intl
Oct 7
DEN3:41 pmDenver Intl
6h 44m
1 stop
BIL10:25 pmBillings Logan Intl
$219
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Montana to Colorado 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, momondo users made 832,500 searches. Data last updated September 19, 2025.
Use the filters below to find and compare flights from Montana to Colorado that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MissoulaDenver

MSO - DEN

MSODEN

Missoula Johnson-Bell Field

Fri 10/17

12:50 pm-3:02 pm

Nonstop2h 12m

Denver Intl

Mon 10/20

9:48 am-11:55 am

Nonstop2h 07m

$118

MissoulaDenver

MSO - DEN

MSODEN

Missoula Johnson-Bell Field

Fri 10/10

12:50 pm-3:02 pm

Nonstop2h 12m

Denver Intl

Mon 10/13

9:48 am-11:55 am

Nonstop2h 07m

$123

BillingsDenver

BIL - DEN

BILDEN

Billings Logan Intl

Tue 10/7

5:54 pm-7:43 pm

Nonstop1h 49m

Denver Intl

Sat 10/18

7:15 pm-8:49 pm

Nonstop1h 34m

$189

BillingsDenver

BIL - DEN

BILDEN

Billings Logan Intl

Wed 12/24

6:35 am-8:19 am

Nonstop1h 44m

Denver Intl

Sat 12/27

7:45 pm-9:24 pm

Nonstop1h 39m

$194

BillingsDenver

BIL - DEN

BILDEN

Billings Logan Intl

Sat 11/15

5:18 am-11:07 am

1 stop5h 49m

Denver Intl

Tue 11/18

7:05 am-11:02 am

1 stop3h 57m

$199

BillingsDenver

BIL - DEN

BILDEN

Billings Logan Intl

Tue 9/30

5:25 am-9:18 am

1 stop3h 53m

Denver Intl

Fri 10/3

6:18 pm-11:10 pm

1 stop4h 52m

$209

HelenaDenver

HLN - DEN

HLNDEN

Helena

Sat 11/8

6:13 pm-11:57 pm

1 stop5h 44m

Denver Intl

Sat 11/15

8:02 pm-5:36 pm

1 stop21h 34m

$227

KalispellDenver

FCA - DEN

FCADEN

Kalispell Glacier Park

Fri 10/31

1:06 pm-10:35 am

1 stop21h 29m

Denver Intl

Mon 11/3

8:02 pm-12:24 pm

1 stop16h 22m

$238

BozemanDenver

BZN - DEN

BZNDEN

Bozeman Gallatin Field

Tue 10/7

5:50 pm-7:30 pm

Nonstop1h 40m

Denver Intl

Sat 10/11

7:40 pm-9:25 pm

Nonstop1h 45m

$271

BozemanDenver

BZN - DEN

BZNDEN

Bozeman Gallatin Field

Fri 12/12

5:00 am-7:00 am

Nonstop2h 00m

Denver Intl

Tue 12/16

8:05 am-9:55 am

Nonstop1h 50m

$280

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Colorado from

How to get the cheapest flight ticket from Montana to Colorado

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Colorado?

The month of August is, on average, the cheapest month to fly to Colorado from Montana, with most prices found around $292. The month of April is another great option to travel to Colorado, with average flight prices from Montana averaging around $328.

What is the cheapest day to depart on your flight to Colorado?

The cheapest day to depart from Montana to Colorado is on a Thursday when prices can be found for as low as $440. On the other hand, Sunday is the most expensive day to depart from Montana because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $586.

What is the cheapest time of day to depart on your flight to Colorado?

The cheapest time of day to fly to Colorado is in the evening when flights can be purchased for as low as $369. In the morning is when there is more demand to fly to Colorado, so prices are often more expensive at around $504 per ticket.

What is the cheapest Montana to Colorado flight route?

Fly from Bozeman Gallatin Field to Denver Intl for the best Montana - Colorado flight prices

How far in advance should I book a flight to Colorado?

You are more likely to see cheaper flights to Colorado from Montana when booking weeks ahead of your departure date. In general, you can expect to find flights to Colorado for around $342 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colorado from Montana for as low as $241 on momondo.

What cabin class options are available on Montana to Colorado flights?

There are 4 cabin classes available to choose from on Montana to Colorado flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Montana to Colorado flights?

You could potentially save up to 5% on your flight if you consider stops on a Montana to Colorado flight.

Cheap Montana to Colorado flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montana to Colorado

Best Price Found

$213

Fastest flight time

1h 35m

Direct flights

Every day

Airports in Colorado

1 airport
The best one-way flight to Colorado from Montana in the past 72 hours is $213. The best round-trip flight deal from Montana to Colorado found on momondo in the last 72 hours is $308.
The fastest flight from Montana to Colorado takes 1h 35m
Direct flights go from Montana to Colorado every day.
There is 1 airport near Colorado: Denver Intl (DEN)
Search flight deals

  • When did momondo last update prices for flights from Montana to Colorado?

    Prices for flights from Montana to Colorado are refreshed on a daily basis.

  • How many operators does momondo search for flights from Montana to Colorado?

  • How old do you have to be to fly from Montana to Colorado?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Montana to Colorado.

  • What documentation or ID do you need to fly to Colorado?

    The travel and health documents you'll need for your trip to Colorado may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Colorado. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Montana to Colorado?

Best airlines flying from Montana to Colorado

Compare and see reviews for airlines that fly from Montana to Colorado with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $88Free CancellationRating
5.8
3,171 reviews
Search Frontier flights
United AirlinesPriceFrom $187Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
DeltaPriceFrom $196Free CancellationRating
7.9
7,964 reviews
Search Delta flights
Alaska AirlinesPriceFrom $207Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $217Free CancellationRating
8.0
4,242 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Montana to Colorado?

Finding the right flight to Colorado from Montana is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Colorado quick and easy, saving you time and money.

Can I find flights from Montana to Colorado with flexible booking policies on momondo?

Yes. All flights to Colorado from Montana on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Montana to Colorado?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Colorado from Montana.

I’m not ready to book a flight from Montana to Colorado right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Montana to Colorado flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Colorado trip

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