Flight tickets from Denver International to Great Falls International

Compare Denver International to Great Falls International flight deals

Find the cheapest month or even day of the year to fly to Great Falls International

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Flight deals from Denver International to Great Falls International

Looking for a cheap last-minute deal or the best return flight from Denver International Airport to Great Falls International Airport? If you want to travel next month, return fares start from ₹ 24,429. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Denver International to Great Falls International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Denver International to Great Falls International flights are currently cheapest in October.

Direct flights from Denver International to Great Falls International

Denver International to Great Falls International: Alternative routes

Compare routes from Denver International to Great Falls below. You may find an airport to fly into that's cheaper, faster, or easier than Great Falls International.

Denver to Great Falls: Flight information

The things to know before you go.
Cheapest flight found₹ 23,474
Cheapest month to flyOctober
Average flight time1 hr, 59 mins
Most popular airlineUnited
Average flights per week25

Finding cheap flights from Denver International to Great Falls International: Frequently asked questions

The best price we found for a return flight from Denver International to Great Falls International is ₹ 24,429. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 59 minutes is the average flight time from Denver International to Great Falls International.
United and SkyWest Airlines fly direct from Denver International to Great Falls International.
As of May 2026, there are 25 flights per week flying from Denver International to Great Falls International.
The cheapest month to fly from Denver International to Great Falls International is usually June.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Denver International Airport to Great Falls International Airport on Thursday, 11 June 2026.
Yes – the average flight time is 1 hour and 59 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Great Falls International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Great Falls is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, United offers the cheapest flight tickets to Great Falls International.

Flying from Denver International Airport (DEN) to Great Falls International Airport (GTF): what you need to know

  • Around 1 hour 55 minutes is how long you can expect to be travelling on a direct flight from Denver International Airport to Great Falls International Airport.

  • Take your pick of 20 weekly Denver International Airport to Great Falls International Airport flights. The 11:25 departure with United Airlines is the earliest available. United Airlines operates the last service of the day at 19:30.

  • To ensure you catch your DEN to GTF flight, allow plenty of time to check in and find your gate. Turning up two hours ahead of international departures and an hour before domestic flights is the standard rule.

  • Flying during a peak month such as July? Public holidays and other popular periods can lead to longer lines at check-in and security. Play it safe and get there up to four hours before an international flight and two hours before domestic departures.

  • Travelling to Great Falls (and then discovering more of United States!) is a breeze with United Airlines. This popular carrier offers direct flights from Denver International Airport to Great Falls International Airport.

  • The majority of travellers choose to fly with United Airlines on this route.

  • United Airlines is the most punctual carrier offering DEN to GTF flights. An impressive 91.67% of its services on this route land as scheduled.

  • If you want to include a stop along the way, just uncheck 'Direct flights only' when searching for your ticket from Denver International Airport to Great Falls International Airport. Here are the top stopovers between DEN and GTF:

    • Salt Lake City International Airport

    • Minneapolis-St. Paul International Airport

    • Harry Reid Airport (formerly McCarran Airport)

How to find the cheapest flights from Denver International Airport (DEN) to Great Falls International Airport (GTF)

  • The lowest price we've seen for a one-way Denver International Airport to Great Falls International Airport flight is ₹ 23,474. A round-trip fare is currently ₹ 24,429. Depending on the availability when you book, these fares could change.

  • Get cheap tickets from DEN to GTF by booking at least eight months ahead. Based on our research, that's the sweet spot for bagging a bargain.

  • July is the cheapest month for flights from Denver International Airport to Great Falls International Airport. If you're looking to fly during a different time of year, the 'Whole month' tool will show you the lowest prices for each month.

  • Snapping up cheap flights from DEN to GTF is a breeze with Price Alerts. All you need to do is create one of these automatic alerts and we'll notify you as soon as fares go down.

  • Discover the ideal flight for you by using the filters. To see the 'Cheapest,' 'Best' or 'Fastest' flights from Denver International Airport to Great Falls International Airport, use the 'Sort by' function. You can also filter results by arrival and departure times, airline, and number of stops.

Handy information about Denver International Airport (DEN)

  • DEN's address is 8500 Pena Boulevard.

  • Denver International Airport scores high marks for its on-time performance. 80.23% of flights that depart DEN reach their destination without delay.

  • To reach Denver International Airport from central Denver, it'll take around 35 minutes if you're travelling by car. Of course, this depends on traffic. It's approximately 40 kilometres from the airport to the city centre.

  • Planning to catch public transport? Expect a journey time of around 1 hour 30 minutes.

  • Want a place to stay before your flight from Denver International Airport to Great Falls International Airport? Check out Baymont by Wyndham Denver International Airport. Catch some z's here before heading to DEN.

Arriving at Great Falls International Airport (GTF)

Getting from Great Falls International Airport (GTF) to central Great Falls

  • You'll find GTF at 2800 Terminal Drive.

  • Great Falls International Airport is roughly 8 kilometres from central Great Falls. The drive time takes about 10 minutes.

  • It takes around 4 hours if you're travelling on public transport.

When to fly to Great Falls International Airport (GTF)

  • August is the busiest month for flights from Denver International Airport to Great Falls International Airport. To skip the crowds, travel to Great Falls in February.

  • The warmest month in Great Falls is July, with temperatures ranging between 11ºC and 33ºC. Lock in your flights from Denver International Airport to Great Falls International Airport in this month if this is the kind of weather you like.

  • Look for cheap tickets from DEN to GTF in February if you want to travel in cooler conditions. Temperatures are at their lowest around then, ranging between -21ºC and 8ºC on average.

Explore more of United States

  • You've seen Great Falls, now it's time to explore more of United States. Journey around 467 kilometres west to Spokane to check off its popular sights. From Manito Park to Northwest Museum of Arts & Culture and Spokane Falls, there's plenty to keep you on the go.

  • If you want to check out another corner of United States, consider Billings, about 290 kilometres south-east of Great Falls. Pictograph Cave State Park, Moss Mansion and Yellowstone Art Museum are key highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.