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$99+ Cheap flights from Denver to Great Falls (DEN - GTF)

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 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — GTF
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Denver to Great Falls

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Great Falls (GTF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$188
(Delta)

One-way from

$99
(Delta)

Popular in

March

Cheapest in

April

Average price

$344

Good round-trip deal

$264 or less
From Denver Intl to Great Falls
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One-way flight from Denver Intl to Great Falls
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Highest demand for flights based on searches. 8% potential increase in price ($29 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 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 Denver Intl to Great Falls.
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Find flight deals from Denver to Great Falls

Cheapest flights from Denver to Great Falls
Explore the most affordable flight options available from Denver to Great Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/33:54 pmDEN - GTF
1 stop6h 36mDelta
Sun 12/146:10 pmGTF - DEN
1 stop4h 21mDelta
Deal found 9/10$188
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Fri 9/267:15 pmDEN - GTF
Nonstop1h 56mUnited Airlines
Tue 9/307:00 amGTF - DEN
Nonstop1h 55mUnited Airlines
Deal found 9/11$219
This Delta deal was found by Cheapflights users on 9/11. 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.
Fri 9/265:45 amDEN - GTF
1 stop6h 40mDelta
Tue 9/306:11 pmGTF - DEN
1 stop4h 33mDelta
Deal found 9/11$238
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Sat 10/117:15 pmDEN - GTF
Nonstop1h 56mUnited Airlines
Sat 10/187:00 amGTF - DEN
Nonstop1h 55mUnited Airlines
Deal found 9/11$299
This United Airlines deal was found by Cheapflights users on 9/11. 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 9/187:33 pmDEN - GTF
Nonstop1h 55mUnited Airlines
Sun 9/212:35 pmGTF - DEN
Nonstop1h 58mUnited Airlines
Deal found 9/11$349
This Delta deal was found by Cheapflights users on 9/11. 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.
Tue 9/166:25 pmDEN - GTF
1 stop4h 03mDelta
Fri 9/196:11 pmGTF - DEN
1 stop4h 33mDelta
Deal found 9/11$358
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/153:45 pmDEN - GTF
1 stop6h 43mDelta
Wed 9/175:40 amGTF - DEN
1 stop3h 38mDelta
Deal found 9/10$388
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/166:17 pmDEN - GTF
1 stop21h 32mAlaska Airlines
Sat 9/204:29 pmGTF - DEN
1 stop5h 45mAlaska Airlines
Deal found 9/10$393
This Alaska Airlines deal was found by Cheapflights users on 9/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:40 pmDEN - GTF
1 stop6h 15mAlaska Airlines
Sun 12/147:35 pmGTF - DEN
2 stops23h 49mAlaska Airlines
Deal found 9/11$396
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Fri 9/127:33 pmDEN - GTF
Nonstop1h 55mUnited Airlines
Sun 9/142:35 pmGTF - DEN
Nonstop1h 58mUnited Airlines
Deal found 9/10$399
This Delta deal was found by Cheapflights users on 9/11. 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.
Tue 9/1612:55 pmDEN - GTF
1 stop4h 32mDelta
Wed 9/175:40 amGTF - DEN
1 stop3h 38mDelta
Deal found 9/11$418

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver to Great Falls 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 September 11, 2025.
Use the filters below to find and compare flights from Denver to Great Falls that are best for you.

Fly from

Denver

Fly to

Great Falls

Route

Depart

Return

Price

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Wed 12/3

3:54 pm-10:30 pm

1 stop6h 36m

Great Falls

Sun 12/14

6:10 pm-10:31 pm

1 stop4h 21m

$188

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Mon 9/29

10:00 am-4:05 pm

1 stop6h 05m

Great Falls

Mon 10/6

10:22 pm-4:48 pm

1 stop18h 26m

$198

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Thu 10/9

7:15 pm-9:11 pm

Nonstop1h 56m

Great Falls

Mon 10/13

7:00 am-8:55 am

Nonstop1h 55m

$199

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Tue 10/7

7:15 pm-9:11 pm

Nonstop1h 56m

Great Falls

Tue 10/14

2:31 pm-4:29 pm

Nonstop1h 58m

$199

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Fri 10/10

7:15 pm-9:11 pm

Nonstop1h 56m

Great Falls

Mon 10/13

7:00 am-8:55 am

Nonstop1h 55m

$199

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Mon 9/29

7:15 pm-9:11 pm

Nonstop1h 56m

Great Falls

Mon 10/6

2:31 pm-4:29 pm

Nonstop1h 58m

$209

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Thu 10/2

5:45 am-12:25 pm

1 stop6h 40m

Great Falls

Sun 10/5

5:40 am-9:18 am

1 stop3h 38m

$218

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Fri 9/26

7:15 pm-9:11 pm

Nonstop1h 56m

Great Falls

Tue 9/30

7:00 am-8:55 am

Nonstop1h 55m

$219

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Fri 9/26

5:45 am-12:25 pm

1 stop6h 40m

Great Falls

Tue 9/30

6:11 pm-10:44 pm

1 stop4h 33m

$238

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Thu 10/2

11:30 am-1:26 pm

Nonstop1h 56m

Great Falls

Sun 10/5

7:00 am-8:55 am

Nonstop1h 55m

$270

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 13 results
1
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Best time to book a flight from Denver to Great Falls

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

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

Currently, January is the cheapest month in which you can book a flight from Denver to Great Falls (average of $367). Flying from Denver to Great Falls in July is currently the most expensive (average of $574). 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 DEN to GTF?

Find hourly flight availability from Denver to Great Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

It’s typically best to fly out from Denver to Great Falls in the afternoon. Doing so could potentially save you 29% on the flight price compared to flying at noon, which is usually more expensive.

Reviews of airlines servicing Great Falls

Get insights into the airlines that provide service to Great Falls. 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 Great Falls. Reviews last updated September 11, 2025.
Read through reviews of airlines operating flights from Denver to Great Falls, such as Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

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
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

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
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

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 Denver to Great Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Denver to Great Falls?

    If you wish to fly to Great Falls from Denver, then you need to book flights from Denver Intl to Great Falls. There are 2 flights from Denver Intl (DEN) to Great Falls (GTF) per day to choose from. Flights to Great Falls from Denver Intl are available from 2 different airlines, which means you should have some options if you want to compare airfare deals. 1h 55m is how long a nonstop flight from Denver to Great Falls typically takes.

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

    A quick flight from Denver to Great Falls can take about 1h 56m. Delta provides one of the quickest options available for as low as $199. Denver and Great Falls are separated by a distance of 623 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Denver to Great Falls round-trip?

    Our cheapest airline available from Denver to Great Falls is Delta. Our recent data shows that you can find tickets from as low as $156 on this airline. An additional option worth looking into is United Airlines, starting at $249. You may be able to fly from Denver to Great Falls for 52% less than the average price by searching for these airlines.

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

    The cheapest flight price from Denver to Great Falls is $167. On average you can expect to pay $344. The most popular route, (Denver Intl - Great Falls), can usually be booked for $188.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Denver to Great Falls (average of $367). Flying from Denver to Great Falls in July is currently the most expensive (average of $574). 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 Great Falls?

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Top 2 airlines flying from Denver to Great Falls

Discover the top 2 airlines that operate flights from Denver to Great Falls. 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$156Average$278FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$249Average$347FlexibilityNo cancel feeOn-time69%

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