What is the cheapest airline that flies from Colorado to Great Falls?

Alaska Airlines and United Airlines are the most popular carriers operating from Colorado to Great Falls

How many flights depart from Colorado to Great Falls on average per day?

As of September 2025, 2 flights take off from Colorado and land in Great Falls each day. The most common flight departure time for this route is 11:00AM, with 50% of daily flights taking off at noon.

How many flights depart from Colorado to Great Falls on average per week?

As of September 2025, 14 flights take off from Colorado and land in Great Falls each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.

How long does it take to fly to Great Falls?

Flight times from Colorado to Great Falls vary, but if you’re flying out of Denver and flying into Great Falls (one of the most popular routes), then the duration is 1h 55m on average. Another popular route from Colorado to Great Falls is flying from Colorado Springs to Great Falls, which will take roughly 3h 56m. Keep in mind that layovers or delays could extend your travel time.

When did momondo last update prices for flights from Colorado to Great Falls Airport?

Prices for flights from Colorado to Great Falls Airport are updated daily.

How many operators does momondo search for flights from Colorado to Great Falls Airport?

The number of operators available for flights from Colorado to Great Falls Airport is 2 as of September 2025.

How old do you have to be to fly from Colorado to Great Falls Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Colorado to Great Falls Airport.

What documentation or ID do you need to fly to Great Falls Airport?

The travel and health documents you'll need for your trip to Great Falls Airport 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 Great Falls Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$105 Cheap Flights from Colorado to Great Falls in 2025/26

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Find the cheapest flights from Colorado to Great Falls

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

6:23 pm - 11:06 pmDEN-GTF

4h 43m1 stop

6:10 pm - 10:28 pmGTF-DEN

4h 18m1 stop

$218Delta

Find Deal

Mon, Nov 3 - Sun, Nov 9

5:55 pm - 10:53 pmCOS-GTF

4h 58m1 stop

6:15 pm - 10:30 pmGTF-COS

4h 15m1 stop

$238Delta

Find Deal

Fri, Mar 6 - Tue, Mar 10

9:30 am - 1:26 pmCOS-GTF

3h 56m1 stop

7:00 am - 10:40 amGTF-COS

3h 40m1 stop

$243United Airlines

Find Deal

Thu, Oct 9 - Mon, Oct 13

3:54 pm - 10:30 pmDEN-GTF

6h 36m1 stop

5:30 am - 9:29 amGTF-DEN

3h 59m1 stop

$258Delta

Find Deal

Wed, Dec 3 - Sun, Dec 14

7:41 pm - 12:28 pmDEN-GTF

16h 47m2 stops

6:10 pm - 10:28 pmGTF-DEN

4h 18m1 stop

$261Delta

Find Deal

Tue, Nov 4 - Sun, Nov 9

11:25 am - 1:27 pmDEN-GTF

2h 02mnonstop

2:30 pm - 4:31 pmGTF-DEN

2h 01mnonstop

$269United Airlines

Find Deal

Tue, Nov 4 - Sat, Nov 8

7:00 am - 8:32 pmDEN-GTF

13h 32m1 stop

9:33 pm - 3:59 amGTF-DEN

6h 26m1 stop

$310Multiple Airlines

Find Deal

Mon, Nov 3 - Fri, Nov 7

6:30 am - 8:43 pmDEN-GTF

14h 13m2 stops

10:21 pm - 10:55 pmGTF-DEN

24h 34m1 stop

$330Multiple Airlines

Find Deal

Fri, Nov 7 - Mon, Nov 10

8:02 pm - 6:10 pmDEN-GTF

22h 08m1 stop

6:50 pm - 5:50 pmGTF-DEN

23h 00m1 stop

$395Alaska Airlines

Find Deal

Mon, Nov 3 - Wed, Nov 5

6:45 am - 6:55 pmDEN-GTF

12h 10m1 stop

7:35 pm - 7:24 pmGTF-DEN

23h 49m2 stops

$398Alaska Airlines

Find Deal

Wed, Dec 3 - Sun, Dec 14

Delta flights from Colorado to Great Falls

Our best Delta deals on Colorado to Great Falls flight tickets

Delta

Nov 3

DEN6:23 pmDenver Intl

4h 43m

1 stop

GTF11:06 pmGreat Falls

Nov 9

GTF6:10 pmGreat Falls

4h 18m

1 stop

DEN10:28 pmDenver Intl

$218

Find similar

Delta

Mar 6

COS5:55 pmColorado Springs

4h 58m

1 stop

GTF10:53 pmGreat Falls

Mar 10

GTF6:15 pmGreat Falls

4h 15m

1 stop

COS10:30 pmColorado Springs

$238

Find similar

Delta

Dec 3

DEN3:54 pmDenver Intl

6h 36m

1 stop

GTF10:30 pmGreat Falls

Dec 14

GTF5:30 amGreat Falls

3h 59m

1 stop

DEN9:29 amDenver Intl

$258

Find similar

United Airlines flights from Colorado to Great Falls

Our best United Airlines deals on Colorado to Great Falls flight tickets

United Airlines

Oct 9

COS9:30 amColorado Springs

3h 56m

1 stop

GTF1:26 pmGreat Falls

Oct 13

GTF7:00 amGreat Falls

3h 40m

1 stop

COS10:40 amColorado Springs

$243

Find similar

United Airlines

Nov 4

DEN11:25 amDenver Intl

2h 02m

GTF1:27 pmGreat Falls

Nov 8

GTF2:30 pmGreat Falls

2h 01m

DEN4:31 pmDenver Intl

$269

Find similar

United Airlines

Nov 7

DEN8:30 pmDenver Intl

2h 09m

GTF10:39 pmGreat Falls

Nov 11

GTF2:30 pmGreat Falls

2h 01m

DEN4:31 pmDenver Intl

$279

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Mon 11/3

6:23 pm-11:06 pm

1 stop4h 43m

Great Falls

Sun 11/9

6:10 pm-10:28 pm

1 stop4h 18m

$218

Colorado SpringsGreat Falls

COS - GTF

COSGTF

Colorado Springs

Fri 3/6

5:55 pm-10:53 pm

1 stop4h 58m

Great Falls

Tue 3/10

6:15 pm-10:30 pm

1 stop4h 15m

$238

Colorado SpringsGreat Falls

COS - GTF

COSGTF

Colorado Springs

Thu 10/9

9:30 am-1:26 pm

1 stop3h 56m

Great Falls

Mon 10/13

7:00 am-10:40 am

1 stop3h 40m

$243

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Wed 12/3

3:54 pm-10:30 pm

1 stop6h 36m

Great Falls

Sun 12/14

5:30 am-9:29 am

1 stop3h 59m

$258

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Tue 11/4

7:41 pm-12:28 pm

2 stops16h 47m

Great Falls

Sun 11/9

6:10 pm-10:28 pm

1 stop4h 18m

$261

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Tue 11/4

11:25 am-1:27 pm

Nonstop2h 02m

Great Falls

Sat 11/8

2:30 pm-4:31 pm

Nonstop2h 01m

$269

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Mon 11/3

7:00 am-8:32 pm

1 stop13h 32m

Great Falls

Fri 11/7

9:33 pm-3:59 am

1 stop6h 26m

$310

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Fri 11/7

6:30 am-8:43 pm

2 stops14h 13m

Great Falls

Mon 11/10

10:21 pm-10:55 pm

1 stop24h 34m

$330

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Mon 11/3

8:02 pm-6:10 pm

1 stop22h 08m

Great Falls

Wed 11/5

6:50 pm-5:50 pm

1 stop23h 00m

$395

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Wed 12/3

6:45 am-6:55 pm

1 stop12h 10m

Great Falls

Sun 12/14

7:35 pm-7:24 pm

2 stops23h 49m

$398

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How to get the cheapest flight ticket from Colorado to Great Falls

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

Prices

Airlines

Other information

What is the cheapest month to fly to Great Falls?

The month of April is another great option to travel to Great Falls, with average flight prices from Colorado averaging around $278.

What is the cheapest day to depart on your flight to Great Falls?

The cheapest day to depart on your flight to Great Falls is on a Wednesday when prices can be found for as low as $269. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday is the most expensive day to depart from Colorado because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $544.

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

According to our data, the cheapest time of day to fly to Great Falls is in the afternoon. momondo users have found flights departing from Colorado to Great Falls in the afternoon for as low as $277. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $388 on average. Flights to Great Falls from Colorado at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Colorado to Great Falls flight route?

Fly from Denver Intl to Great Falls for the best Colorado - Great Falls flight prices

What cabin class options are available on Colorado to Great Falls flights?

There are 2 cabin classes available to choose from on Colorado to Great Falls 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 Colorado to Great Falls flights?

You could potentially save up to 76% on your flight if you consider stops on a Colorado to Great Falls flight.

Cheap Colorado to Great Falls flight deals and tips

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

Best Price Found	$264
Fastest flight time	1h 56m
Direct flights	Mon, Tue, Wed, Thu and Sat
Airports in Great Falls	1 airport

The best flight deal from Colorado to Great Falls found on momondo in the last 72 hours is $264

The fastest flight from Colorado to Great Falls takes 1h 56m

Direct flights go from Colorado to Great Falls on Monday, Tuesday, Wednesday, Thursday and Saturday. There are no airlines offering direct flights.

There is 1 airport near Great Falls: Great Falls (GTF)

Search flight deals

When did momondo last update prices for flights from Colorado to Great Falls Airport?
Prices for flights from Colorado to Great Falls Airport are updated daily.
How many operators does momondo search for flights from Colorado to Great Falls Airport?
The number of operators available for flights from Colorado to Great Falls Airport is 2 as of September 2025.
How old do you have to be to fly from Colorado to Great Falls Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Colorado to Great Falls Airport.
What documentation or ID do you need to fly to Great Falls Airport?
The travel and health documents you'll need for your trip to Great Falls Airport 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 Great Falls Airport. 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 Colorado to Great Falls?
momondo data reveals that the most frequently booked plane model on the route from Colorado to Great Falls is Airbus A319, representing 58.33% of all bookings. The subsequent popular models are Airbus A320-100/200 at 13.89%, Embraer 175 (Enhanced Winglets) at 11.11%, and Canadair (Bombardier) Regional Jet at 8.33%.

Best airlines flying from Colorado to Great Falls

Compare and see reviews for airlines that fly from Colorado to Great Falls with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $144	Free Cancellation	Rating 7.9 7,971 reviews		Search Delta flights
United Airlines	PriceFrom $219	Free Cancellation	Rating 7.4 8,922 reviews		Search United Airlines flights

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Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Colorado to Great Falls. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Colorado to Great Falls with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Colorado to Great Falls?

Once all potential Colorado to Great Falls flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from Colorado to Great Falls now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Great Falls and let you know when they change.

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Cheap flights from Colorado to Great Falls from $105

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Colorado to Great Falls departing on 10/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Filter for what you want

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Find the cheapest flights from Colorado to Great Falls

Cheap round-trip flights

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Delta flights from Colorado to Great Falls

Our best Delta deals on Colorado to Great Falls flight tickets

United Airlines flights from Colorado to Great Falls

Our best United Airlines deals on Colorado to Great Falls flight tickets

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Use the filters below to find and compare flights from Colorado to Great Falls that are best for you.

See travel insights to Great Falls from

How to get the cheapest flight ticket from Colorado to Great Falls

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 Great Falls?

The month of April is another great option to travel to Great Falls, with average flight prices from Colorado averaging around $278.

What is the cheapest day to depart on your flight to Great Falls?

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

What is the cheapest Colorado to Great Falls flight route?

Fly from Denver Intl to Great Falls for the best Colorado - Great Falls flight prices

What cabin class options are available on Colorado to Great Falls flights?

There are 2 cabin classes available to choose from on Colorado to Great Falls 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 Colorado to Great Falls flights?

You could potentially save up to 76% on your flight if you consider stops on a Colorado to Great Falls flight.

What is the cheapest airline that flies from Colorado to Great Falls?

Alaska Airlines and United Airlines are the most popular carriers operating from Colorado to Great Falls

How many flights depart from Colorado to Great Falls on average per day?

As of September 2025, 2 flights take off from Colorado and land in Great Falls each day. The most common flight departure time for this route is 11:00AM, with 50% of daily flights taking off at noon.

How many flights depart from Colorado to Great Falls on average per week?

As of September 2025, 14 flights take off from Colorado and land in Great Falls each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.

How long does it take to fly to Great Falls?

Cheap Colorado to Great Falls flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Great Falls

When did momondo last update prices for flights from Colorado to Great Falls Airport?

How many operators does momondo search for flights from Colorado to Great Falls Airport?

How old do you have to be to fly from Colorado to Great Falls Airport?

What documentation or ID do you need to fly to Great Falls Airport?

What is the most popular plane model from Colorado to Great Falls?

Best airlines flying from Colorado to Great Falls

Compare and see reviews for airlines that fly from Colorado to Great Falls with momondo

Traveling to a place near Great Falls?

Why use momondo?

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

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

How can momondo help me find flights from Colorado to Great Falls?

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

An easier way to manage your Great Falls trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Montana