$265 Cheap Flights from Great Falls (GTF) to Des Moines (DSM)

View $265 flight on Wed, Oct 1, 2025Opens in a new window

Popular airlines from Great Falls, MT (GTF-Great Falls Intl.) to Des Moines International Airport (DSM)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Great Falls to Des Moines (GTF-DSM)

Prices were available within the past 7 days and start at $265 for one-way flights and $274 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, Sep 13 - Mon, Sep 15
GTF
Great Falls
DSM
Des Moines
$274 Roundtrip, found 4 days ago
$274
Roundtrip
found 4 days ago
Select United flight, departing Sat, Sep 13 from Great Falls to Des Moines, returning Mon, Sep 15, priced at $274 found 4 days ago
United
Sat, Sep 13 - Mon, Sep 15
GTF
Great Falls
DSM
Des Moines
$320 Roundtrip, found 4 days ago
$320
Roundtrip
found 4 days ago
Select United flight, departing Sat, Sep 13 from Great Falls to Des Moines, returning Mon, Sep 15, priced at $320 found 4 days ago
United
Wed, Sep 10 - Tue, Sep 16
GTF
Great Falls
DSM
Des Moines
$329 Roundtrip, found 6 days ago
$329
Roundtrip
found 6 days ago
Select United flight, departing Wed, Sep 10 from Great Falls to Des Moines, returning Tue, Sep 16, priced at $329 found 6 days ago
United
Sat, Sep 13 - Mon, Sep 15
GTF
Great Falls
DSM
Des Moines
$344 Roundtrip, found 4 days ago
$344
Roundtrip
found 4 days ago
Select United flight, departing Sat, Sep 13 from Great Falls to Des Moines, returning Mon, Sep 15, priced at $344 found 4 days ago
United
Sat, Nov 22 - Thu, Nov 27
GTF
Great Falls
DSM
Des Moines
$354 Roundtrip, found 4 days ago
$354
Roundtrip
found 4 days ago
Select United flight, departing Sat, Nov 22 from Great Falls to Des Moines, returning Thu, Nov 27, priced at $354 found 4 days ago
United
Wed, Sep 10 - Thu, Sep 18
GTF
Great Falls
DSM
Des Moines
$369 Roundtrip, found 6 days ago
$369
Roundtrip
found 6 days ago
Select United flight, departing Wed, Sep 10 from Great Falls to Des Moines, returning Thu, Sep 18, priced at $369 found 6 days ago
United
Sun, Nov 23 - Thu, Nov 27
GTF
Great Falls
DSM
Des Moines
$379 Roundtrip, found 4 days ago
$379
Roundtrip
found 4 days ago
Select United flight, departing Sun, Nov 23 from Great Falls to Des Moines, returning Thu, Nov 27, priced at $379 found 4 days ago
United
Sat, Sep 13 - Mon, Sep 15
GTF
Great Falls
DSM
Des Moines
$390 Roundtrip, found 4 days ago
$390
Roundtrip
found 4 days ago
Select United flight, departing Sat, Sep 13 from Great Falls to Des Moines, returning Mon, Sep 15, priced at $390 found 4 days ago
United
Wed, Sep 10 - Sun, Sep 21
GTF
Great Falls
DSM
Des Moines
$394 Roundtrip, found 6 days ago
$394
Roundtrip
found 6 days ago
Select United flight, departing Wed, Sep 10 from Great Falls to Des Moines, returning Sun, Sep 21, priced at $394 found 6 days ago
Delta
Tue, Dec 2 - Mon, Dec 15
GTF
Great Falls
DSM
Des Moines
$426 Roundtrip, found 5 days ago
$426
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Dec 2 from Great Falls to Des Moines, returning Mon, Dec 15, priced at $426 found 5 days ago
Flights from Great Falls (GTF) to Des Moines (DSM)
Origin airport
Great Falls Intl.
Destination airport
Des Moines Intl.
Airlines serving
Delta, United
Roundtrip price
$273
Distance
961 mi

Great Falls to Des Moines Flights

The cheapest times to fly from Great Falls to Des Moines

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Great Falls to Des Moines are during the month of September. You can find some of the cheapest flights from Great Falls to Des Moines with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Great Falls to Des Moines

Sunday is one of the best days to book for cheap flights from Great Falls to Des Moines: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Great Falls to Des Moines

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Great Falls to Des Moines in 2025. You can also book with separate airlines for your outbound and return journeys, from $265 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Great Falls to Des Moines flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Great Falls to Des Moines airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Great Falls Intl. Airport (GTF) to Des Moines Intl. Airport (DSM) cost?
Snag a cheap one-way flight from $265 or cheap return flight from $274 from Great Falls Intl. Airport (GTF) to Des Moines Intl. Airport (DSM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Great Falls Intl. Airport (GTF) to Des Moines Intl. Airport (DSM)?
Traveling in September can help you save, as it's the cheapest month for flights between GTF and DSM. You'll typically find the lowest prices during the off-season.
What is the cheapest airline that flies from Great Falls Intl. Airport (GTF) to Des Moines Intl. Airport (DSM)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest GTF to DSM flight.
How many flights per day from Great Falls Intl. Airport (GTF) to Des Moines Intl. Airport (DSM)?
You'll have to hop on a flight with a layover when traveling from Great Falls Intl. Airport (GTF) to Des Moines Intl. Airport (DSM). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from GTF to DSM?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Great Falls Intl. Airport (GTF) to Des Moines Intl. Airport (DSM)?
To land at Des Moines Intl. Airport (DSM) on time, choose a flight that leaves Great Falls Intl. Airport (GTF) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Great Falls Intl. Airport (GTF) to Des Moines Intl. Airport (DSM) last-minute?
Last-minute bookings from GTF to DSM are generally more expensive. To secure the best rates, start searching for flights as soon as possible. That said, if you're flexible with your travel dates, it's possible to land a cheap ticket right before you leave.
Is it cheaper to book a GTF to DSM flight and hotel package?
Compared with arranging flights and hotels separately, booking a GTF to DSM flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one place will take the hassle out of planning your trip. Just pick your flights and select from our extensive range of hotels, then customize your trip with other add-ons like car rentals and activities.
Can I cancel or change the date of my flight from Great Falls Intl. Airport (GTF) to Des Moines Intl. Airport (DSM)?
Typically, you can cancel or modify your GTF to DSM flight. However, additional fees may apply, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you need more details, visit our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.