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$109+ Cheap flights from Great Falls (GTF) to Colorado

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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
GTF — DEN
oct. 16 — oct. 231
jue. 10/16
jue. 10/23
1 adult, Economy
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Cheap flight deals from Great Falls to Colorado

Keep the following information in mind while searching for Great Falls to Colorado flight deals. Data was last updated septiembre 16, 2025.

Round-trip from

$199
(United Airlines)

One-way from

$109
(Delta)

Popular in

December

Cheapest in

February

Average price

$338

Good round-trip deal

$436 or less

Good one-way deal

$306 or less
From Great Falls to Colorado
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One-way flight from Great Falls to Colorado
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Highest demand for flights based on searches. 13% potential increase in price ($50 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Great Falls to Colorado.
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Price to beat on a one-way flight from Great Falls to Colorado.
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Find flight deals from Great Falls to Colorado

Cheapest flights from Great Falls to Colorado
Explore the most affordable flight options available from Great Falls to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 16, 2025.

This United Airlines deal was found by Cheapflights users on 9/14. 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.
mar. 10/77:00 amGTF - DEN
Nonstop1h 55mUnited Airlines
lun. 10/137:15 pmDEN - GTF
Nonstop1h 56mUnited Airlines
Deal found 9/14$199
This United Airlines deal was found by Cheapflights users on 9/15. 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.
jue. 10/22:31 pmGTF - DEN
Nonstop1h 58mUnited Airlines
mié. 10/87:15 pmDEN - GTF
Nonstop1h 56mUnited Airlines
Deal found 9/15$209
This United Airlines deal was found by Cheapflights users on 9/15. 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.
lun. 9/292:31 pmGTF - DEN
Nonstop1h 58mUnited Airlines
sáb. 10/47:15 pmDEN - GTF
Nonstop1h 56mUnited Airlines
Deal found 9/15$219
This Delta deal was found by Cheapflights users on 9/15. 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.
lun. 9/296:11 pmGTF - DEN
1 stop4h 33mDelta
sáb. 10/412:55 pmDEN - GTF
1 stop4h 32mDelta
Deal found 9/15$238
This United Airlines deal was found by Cheapflights users on 9/16. 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.
jue. 11/276:20 amGTF - DEN
Nonstop2h 02mUnited Airlines
sáb. 11/2911:31 amDEN - GTF
Nonstop2h 02mUnited Airlines
Deal found 9/16$239
This Delta deal was found by Cheapflights users on 9/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/46:11 pmGTF - COS
1 stop4h 00mDelta
sáb. 10/115:49 pmCOS - GTF
1 stop5h 17mDelta
Deal found 9/16$243
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
lun. 9/294:55 pmGTF - DEN
1 stop11h 05mMultiple Airlines
vie. 10/38:35 amDEN - GTF
2 stops13h 02mMultiple Airlines
Deal found 9/14$250
This United Airlines deal was found by Cheapflights users on 9/16. 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.
mié. 10/12:31 pmGTF - COS
1 stop5h 09mUnited Airlines
dom. 10/53:40 pmCOS - GTF
1 stop5h 31mUnited Airlines
Deal found 9/16$264
This Delta deal was found by Cheapflights users on 9/15. 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.
jue. 10/26:11 pmGTF - DEN
1 stop4h 33mDelta
mié. 10/811:59 amDEN - GTF
1 stop5h 30mDelta
Deal found 9/15$268
This United Airlines deal was found by Cheapflights users on 9/15. 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.
sáb. 10/117:00 amGTF - DEN
Nonstop1h 55mUnited Airlines
jue. 10/167:15 pmDEN - GTF
Nonstop1h 56mUnited Airlines
Deal found 9/15$269
This United Airlines deal was found by Cheapflights users on 9/14. 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.
mié. 10/292:30 pmGTF - DEN
Nonstop2h 01mUnited Airlines
lun. 11/311:31 amDEN - GTF
Nonstop2h 02mUnited Airlines
Deal found 9/14$274
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/294:55 pmGTF - DEN
1 stop11h 05mMultiple Airlines
jue. 10/24:01 pmDEN - GTF
2 stops29h 36mMultiple Airlines
Deal found 9/15$282

Cheapflights Fare Finder

 
Customize your flight search to find flights from Great Falls 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, Cheapflights users made 2,558,603 searches. Data last updated septiembre 16, 2025.
Use the filters below to find and compare flights from Great Falls to Colorado that are best for you.

Fly from

Great Falls

Fly to

Colorado

Route

Depart

Return

Price

Great FallsDenver

GTF - DEN

GTFDEN

Great Falls

jue. 10/2

2:31 pm-4:29 pm

Nonstop1h 58m

Denver Intl

mié. 10/8

7:15 pm-9:11 pm

Nonstop1h 56m

$209

Great FallsDenver

GTF - DEN

GTFDEN

Great Falls

lun. 9/29

6:11 pm-10:44 pm

1 stop4h 33m

Denver Intl

jue. 10/2

12:55 pm-5:27 pm

1 stop4h 32m

$238

Great FallsDenver

GTF - DEN

GTFDEN

Great Falls

jue. 10/2

6:11 pm-10:44 pm

1 stop4h 33m

Denver Intl

sáb. 10/4

5:45 am-12:25 pm

1 stop6h 40m

$238

Great FallsDenver

GTF - DEN

GTFDEN

Great Falls

lun. 9/29

6:11 pm-10:44 pm

1 stop4h 33m

Denver Intl

sáb. 10/4

12:55 pm-5:27 pm

1 stop4h 32m

$238

Great FallsDenver

GTF - DEN

GTFDEN

Great Falls

jue. 11/27

6:20 am-8:22 am

Nonstop2h 02m

Denver Intl

sáb. 11/29

11:31 am-1:33 pm

Nonstop2h 02m

$239

Great FallsColorado Springs

GTF - COS

GTFCOS

Great Falls

sáb. 10/4

6:11 pm-10:11 pm

1 stop4h 00m

Colorado Springs

sáb. 10/11

5:49 pm-11:06 pm

1 stop5h 17m

$243

Great FallsDenver

GTF - DEN

GTFDEN

Great Falls

lun. 9/29

4:55 pm-4:00 am

1 stop11h 05m

Denver Intl

vie. 10/3

8:35 am-9:37 pm

2 stops13h 02m

$250

Great FallsColorado Springs

GTF - COS

GTFCOS

Great Falls

mié. 10/1

2:31 pm-7:40 pm

1 stop5h 09m

Colorado Springs

dom. 10/5

3:40 pm-9:11 pm

1 stop5h 31m

$264

Great FallsDenver

GTF - DEN

GTFDEN

Great Falls

sáb. 10/11

7:00 am-8:55 am

Nonstop1h 55m

Denver Intl

jue. 10/16

7:15 pm-9:11 pm

Nonstop1h 56m

$269

Great FallsDenver

GTF - DEN

GTFDEN

Great Falls

mié. 10/29

2:30 pm-4:31 pm

Nonstop2h 01m

Denver Intl

lun. 11/3

11:31 am-1:33 pm

Nonstop2h 02m

$274

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 23 results
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Best time to book a flight from Great Falls to Colorado

Have a flexible travel schedule? Discover the best time to fly to Colorado from Great Falls 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 Great Falls to Colorado

What is the cheapest month to book a flight from Great Falls to Colorado?

Currently, October is the cheapest month in which you can book a flight from Great Falls to Colorado (average of $197). Flying from Great Falls to Colorado in March is currently the most expensive (average of $278). 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 GTF to CO?

Find hourly flight availability from Great Falls to Colorado. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 16, 2025.

When flying from Great Falls to Colorado, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Great Falls to Colorado

Explore weekly flight availability from Great Falls to Colorado. 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 septiembre 16, 2025.

The most flights from GTF to USCO are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Reviews of airlines servicing Colorado

Get insights into the airlines that provide service to Colorado. 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 Colorado. Reviews last updated septiembre 16, 2025.
See what other customers who have flown with Delta and United Airlines from Great Falls to Colorado have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,957 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,924 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Great Falls to Colorado. 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 from for flights from Great Falls to Colorado?

    For a flight from Great Falls to Colorado, you will be flying from Great Falls. Great Falls (GTF) is just 3.5 mi from the center of the city.

  • How popular is this Great Falls to Colorado flight route?

    Flights from Great Falls to Colorado have been viewed 14 times in the past calendar month.

  • How long is the flight from Great Falls to Colorado?

    There are many flights that can get you from Great Falls to Colorado in 1h 58m. Fly via United Airlines or Delta to get the fastest option. Airlines will cover a distance of 623 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Great Falls to Colorado one-way?

    The cheapest airlines for a one-way flight from Great Falls to Colorado are Delta ($109), Alaska Airlines ($215), and United Airlines ($219).

  • What are the cheapest flights from Great Falls to Colorado?

    While on average a flight from Great Falls to Colorado is generally $552, our data shows the cheapest flight currently is $147. When looking at the most popular route, (Great Falls - Denver Intl), you can expect to pay $199 for that flight.

  • Can I find deals for flights from Great Falls to Colorado that include hotel bookings?

    Yes. In addition to deals on Great Falls to Colorado flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Great Falls to Colorado?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Great Falls to Colorado.

  • Can I find deals for business class flights from Great Falls to Colorado?

    Yes. Cheapflights offers flight deals from Great Falls to Colorado 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 Great Falls to Colorado?

    Currently, October is the cheapest month in which you can book a flight from Great Falls to Colorado (average of $197). Flying from Great Falls to Colorado in March is currently the most expensive (average of $278). 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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Top 2 airlines flying from Great Falls to Colorado

Discover the top 2 airlines that operate flights from Great Falls to Colorado. 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 septiembre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$213Average$268FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$214Average$361FlexibilityNo cancel feeOn-time69%

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