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$144+ 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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — GTF
Jul 12 — Jul 191
Sun 7/12
Sun 7/19
1 adult, Economy
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Cheap 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 June 12, 2026.

This Kiwi.com deal was found by Cheapflights users on 6/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/69:15 am
DEN
-
GTF
1 stop11h 13m
Multiple Airlines
Mon 8/1010:19 am
GTF
-
DEN
1 stop17h 31m
Multiple Airlines
Deal found 6/10$235
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/66:45 am
DEN
-
GTF
1 stop13h 43m
Multiple Airlines
Sun 8/99:18 pm
GTF
-
DEN
1 stop22h 28m
Multiple Airlines
Deal found 6/10$252
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Tue 7/77:38 pm
DEN
-
GTF
Nonstop1h 56m
United Airlines
Sat 7/186:15 am
GTF
-
DEN
Nonstop2h 00m
United Airlines
Deal found 6/10$259
This United Airlines deal was found by Cheapflights users on 6/9. 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.
Sun 7/57:38 pm
DEN
-
GTF
Nonstop1h 56m
United Airlines
Sat 7/116:15 am
GTF
-
DEN
Nonstop2h 00m
United Airlines
Deal found 6/9$271
This United Airlines deal was found by Cheapflights users on 6/8. 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 7/97:38 pm
DEN
-
GTF
Nonstop1h 56m
United Airlines
Thu 7/166:15 am
GTF
-
DEN
Nonstop2h 00m
United Airlines
Deal found 6/8$277
This Delta deal was found by Cheapflights users on 6/10. 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.
Tue 8/47:05 am
DEN
-
GTF
1 stop5h 23m
Delta
Wed 8/126:22 pm
GTF
-
DEN
1 stop4h 33m
Delta
Deal found 6/10$278
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/306:10 am
DEN
-
GTF
1 stop27h 24m
Multiple Airlines
Mon 8/310:19 am
GTF
-
DEN
1 stop17h 29m
Multiple Airlines
Deal found 6/11$279
This United Airlines deal was found by Cheapflights users on 6/11. 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 7/37:38 pm
DEN
-
GTF
Nonstop1h 56m
United Airlines
Tue 7/76:15 am
GTF
-
DEN
Nonstop2h 00m
United Airlines
Deal found 6/11$282
This Delta deal was found by Cheapflights users on 6/8. 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 7/93:55 pm
DEN
-
GTF
1 stop6h 42m
Delta
Thu 7/161:17 pm
GTF
-
DEN
1 stop6h 44m
Delta
Deal found 6/8$288
This United Airlines deal was found by Cheapflights users on 6/10. 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 7/37:38 pm
DEN
-
GTF
Nonstop1h 56m
United Airlines
Sat 7/186:15 am
GTF
-
DEN
Nonstop2h 00m
United Airlines
Deal found 6/10$291
This Delta deal was found by Cheapflights users on 6/11. 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 7/77:05 am
DEN
-
GTF
1 stop5h 32m
Delta
Sat 7/185:40 am
GTF
-
DEN
1 stop3h 32m
Delta
Deal found 6/11$298
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Mon 6/297:38 pm
DEN
-
GTF
Nonstop1h 56m
United Airlines
Sun 7/56:15 am
GTF
-
DEN
Nonstop2h 00m
United Airlines
Deal found 6/11$301

Find 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 June 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$235
(Kiwi.com)

One-way from

$144
(Priceline)

Popular in

January

Cheapest in

November

Average price

$357

Good round-trip deal

$348 or less
Provider with most accurate pricing for Denver Intl-Great Falls flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Great Falls flights.
Search Deals
From Denver Intl to Great Falls
Search Deals
One-way flight from Denver Intl to Great Falls
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($81 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from Denver Intl to Great Falls.
Search Deals

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 June 12, 2026.
Use the filters below to find and compare flights from Denver to Great Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Tue 7/7

7:38 pm-9:34 pm

Nonstop1h 56m

Great Falls

Sat 7/18

6:15 am-8:15 am

Nonstop2h 00m

$259

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Thu 7/9

7:38 pm-9:34 pm

Nonstop1h 56m

Great Falls

Thu 7/16

6:15 am-8:15 am

Nonstop2h 00m

$277

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Fri 7/3

12:45 pm-5:44 pm

1 stop4h 59m

Great Falls

Tue 7/7

1:17 pm-8:01 pm

1 stop6h 44m

$388

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Tue 9/1

8:22 am-4:38 pm

1 stop8h 16m

Great Falls

Sat 9/5

5:25 pm-11:16 pm

1 stop5h 51m

$391

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Sun 7/5

11:43 am-1:41 pm

Nonstop1h 58m

Great Falls

Sun 7/12

6:15 am-8:15 am

Nonstop2h 00m

$408

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Fri 7/24

7:38 pm-9:34 pm

Nonstop1h 56m

Great Falls

Tue 7/28

6:15 am-8:15 am

Nonstop2h 00m

$439

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Thu 7/23

7:38 pm-9:34 pm

Nonstop1h 56m

Great Falls

Mon 7/27

6:15 am-8:15 am

Nonstop2h 00m

$439

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Fri 7/10

11:43 am-1:41 pm

Nonstop1h 58m

Great Falls

Sun 7/12

6:15 am-8:15 am

Nonstop2h 00m

$444

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Thu 7/30

3:55 pm-10:37 pm

1 stop6h 42m

Great Falls

Mon 8/3

5:40 am-9:14 am

1 stop3h 34m

$468

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Fri 7/10

5:40 am-12:37 pm

1 stop6h 57m

Great Falls

Sun 7/12

6:25 pm-10:40 pm

1 stop4h 15m

$498

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/8

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Compare providers for flights from Denver to Great Falls

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Denver to Great Falls in June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Denver-Great Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Denver-Great Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Denver-Great Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Denver-Great Falls flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Denver-Great Falls flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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, November is the cheapest month in which you can book a flight from Denver to Great Falls (average of $199). Flying from Denver to Great Falls in January is currently the most expensive (average of $478). 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 June 12, 2026.

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

How much does it cost to fly round-trip from Denver to Great Falls?

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 June 12, 2026.
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
7.9
Good
8,400 reviews

Boarding

8.1

Crew

8.5

Comfort

7.8

Entertainment

7.8

Food

7.2

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.9
Good
8,400 reviews
Delta
7.9
Good
8,400 reviews

Boarding

8.1

Crew

8.5

Comfort

7.8

Entertainment

7.8

Food

7.2

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
9,810 reviews
Delta
7.9
Good
8,400 reviews

Boarding

8.1

Crew

8.5

Comfort

7.8

Entertainment

7.8

Food

7.2

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

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 is 1 flight 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 56m 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. United Airlines provides one of the quickest options available for as low as $259. 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 $166 on this airline. An additional option worth looking into is United Airlines, starting at $199. You may be able to fly from Denver to Great Falls for 49% 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 $313. On average you can expect to pay $368. The most popular route, (Denver Intl - Great Falls), can usually be booked for $259.

  • 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, November is the cheapest month in which you can book a flight from Denver to Great Falls (average of $199). Flying from Denver to Great Falls in January is currently the most expensive (average of $478). 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?

Book flights to Great Falls if you plan to visit one of these locations
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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 June 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$166Average$298FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$199Average$310FlexibilityNo cancel feeOn-time69%

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