The cheapest times to fly from GTF to DSM are

  • January 1st to February 25th
  • April 23rd to May 13th
  • July 30th to September 2nd
  • September 17th to November 18th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from GTF to DSM is late October. Prices can be as high as $820 for Sunday flights during mid March, or as low as $397 for Wednesday flights around late October.


When to Fly to Des Moines

Flying from Great Falls, MT (GTF) to Des Moines, IA (DSM) will usually cost between $476 to $705 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late October with an average ticket price of $505. Due to high demand the most expensive time to fly is mid March, with an average price of $666. Planning your trip to low-cost times can easily save you $162 on economy flights and even more on first-class flights. Generally, any price below $561 can be considered a good price for a round-trip GTF to DSM flight.

See below for a graph of average weekly prices for the GTF to DSM route. All prices are for round-trip tickets in USD.

GTF to DSM Flight Prices

Compared to other flights, the GTF to DSM flight is cheaper than the average and costs less than the average flight leaving from Great Falls. The average price per mile (for a direct flight) is $0.36, which is a bit above average.


Flight Prices by Day of the Week

Wednesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $95 (16%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Wednesday and returning a week later will cost an average of $509. Return trip prices are from the DSM to GTF flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from GTF to DSM can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 2 hour 43 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from GTF to DSM while comparing.

Destination alternative #1: Eppley Airfield Airport (OMA) in Omaha, NE

  • 117 miles (188 km) away from DSM
  • Usually 19.25% less expensive than DSM
  • 1-layover flights available

See GTF to OMA flights

Destination alternative #2: The Eastern Iowa Airport (CID) in Cedar Rapids/Iowa City, IA

  • 103 miles (166 km) away from DSM
  • Usually 14.53% less expensive than DSM
  • 1-layover flights available

See GTF to CID flights


Flight Hacking GTF to DSM

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from GTF to DSM — but Champion Traveler does!

Hack #1: Phoenix, AZ (GTF > AZA > DSM)

  • Price for both tickets: $457
  • Average savings: $105 (18.63%)

See GTF to AZA flights

Hack #2: Minneapolis, MN (GTF > MSP > DSM)

  • Price for both tickets: $503
  • Average savings: $58 (10.34%)

See GTF to MSP flights


Flight Questions Answered

Still have questions about flying from GTF to DSM? We’ve got answers.

Which airlines fly this route?

You can find 4 major airlines flying this route most often: Alaska, American, Delta, United, and potentially more during busy seasons.

How far away is it from Des Moines International Airport to Great Falls International Airport?

The distance between the two airports is roughly 962 miles or 1548 kilometers.

How long does it take to fly from GTF to DSM?

The real-world flight time for a nonstop GTF to DSM flight is about 2 hour 43 minutes.

How many flights go between Great Falls, MT and Des Moines, IA?

It depends on the day of the week and the date, but a typical day might have around 46 available flights from GTF to DSM.


Airport Location Info


Departing Airport

Origination code GTF
Origination airport name Great Falls International Airport
City Great Falls, MT
Country the United States
Latitude 47.5
Longitude -111.4

Return Airport

Destination code DSM
Destination airport name Des Moines International Airport
City Des Moines, IA
Country the United States
Latitude 41.5
Longitude -93.7


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.