$233 Cheap Flights from Colorado Springs (COS) to Great Falls (GTF)

View $233 flight on Thu, Jan 8, 2026Opens in a new window

Popular airlines from Colorado Springs Airport (COS) to Great Falls, MT (GTF-Great Falls Intl.)

Cheap Flights from Colorado Springs to Great Falls (COS-GTF)

Prices were available within the past 7 days and start at $233 for one-way flights and $238 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sun, Mar 29 - Tue, Apr 14
COS
Colorado Springs
GTF
Great Falls
$238 Roundtrip, found 2 days ago
$238
Roundtrip
found 2 days ago
Select Delta flight, departing Sun, Mar 29 from Colorado Springs to Great Falls, returning Tue, Apr 14, priced at $238 found 2 days ago
United
Thu, Jan 8 - Mon, Jan 12
COS
Colorado Springs
GTF
Great Falls
$238 Roundtrip, found 2 days ago
$238
Roundtrip
found 2 days ago
Select United flight, departing Thu, Jan 8 from Colorado Springs to Great Falls, returning Mon, Jan 12, priced at $238 found 2 days ago
Delta
Sun, Mar 29 - Fri, Apr 17
COS
Colorado Springs
GTF
Great Falls
$253 Roundtrip, found 2 days ago
$253
Roundtrip
found 2 days ago
Select Delta flight, departing Sun, Mar 29 from Colorado Springs to Great Falls, returning Fri, Apr 17, priced at $253 found 2 days ago
Delta
Tue, Mar 31 - Fri, Apr 17
COS
Colorado Springs
GTF
Great Falls
$268 Roundtrip, found 2 days ago
$268
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Mar 31 from Colorado Springs to Great Falls, returning Fri, Apr 17, priced at $268 found 2 days ago
United
Thu, Jan 8 - Mon, Jan 12
COS
Colorado Springs
GTF
Great Falls
$272 Roundtrip, found 2 days ago
$272
Roundtrip
found 2 days ago
Select United flight, departing Thu, Jan 8 from Colorado Springs to Great Falls, returning Mon, Jan 12, priced at $272 found 2 days ago
United
Wed, Mar 25 - Mon, Mar 30
COS
Colorado Springs
GTF
Great Falls
$283 Roundtrip, found 3 days ago
$283
Roundtrip
found 3 days ago
Select United flight, departing Wed, Mar 25 from Colorado Springs to Great Falls, returning Mon, Mar 30, priced at $283 found 3 days ago
Delta
Fri, Apr 3 - Tue, Apr 14
COS
Colorado Springs
GTF
Great Falls
$293 Roundtrip, found 2 days ago
$293
Roundtrip
found 2 days ago
Select Delta flight, departing Fri, Apr 3 from Colorado Springs to Great Falls, returning Tue, Apr 14, priced at $293 found 2 days ago
United
Thu, Jan 8 - Mon, Jan 12
COS
Colorado Springs
GTF
Great Falls
$306 Roundtrip, found 2 days ago
$306
Roundtrip
found 2 days ago
Select United flight, departing Thu, Jan 8 from Colorado Springs to Great Falls, returning Mon, Jan 12, priced at $306 found 2 days ago
United
Fri, Feb 6 - Sun, Feb 8
COS
Colorado Springs
GTF
Great Falls
$307 Roundtrip, found 6 days ago
$307
Roundtrip
found 6 days ago
Select United flight, departing Fri, Feb 6 from Colorado Springs to Great Falls, returning Sun, Feb 8, priced at $307 found 6 days ago
Delta
Fri, Apr 3 - Fri, Apr 17
COS
Colorado Springs
GTF
Great Falls
$308 Roundtrip, found 2 days ago
$308
Roundtrip
found 2 days ago
Select Delta flight, departing Fri, Apr 3 from Colorado Springs to Great Falls, returning Fri, Apr 17, priced at $308 found 2 days ago

Alternative airports near Great Falls

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Great Falls Intl. GTF. Cheapest and Closest option available. Average driving time to city center is 8 minutes. Flights from $444
GTF
Great Falls Intl.
CheapestClosest
Average driving time to city center8 min
Flights from $444
Flights from Colorado Springs (COS) to Great Falls (GTF)
Origin airport
Colorado Springs
Destination airport
Great Falls Intl.
Airlines serving
Delta, United
Roundtrip price
$238
Distance
686 mi

Colorado Springs to Great Falls Flights

The cheapest times to fly from Colorado Springs to Great Falls

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 Colorado Springs to Great Falls are during the month of March. You can find some of the cheapest flights from Colorado Springs to Great Falls with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Colorado Springs to Great Falls

Sunday is one of the best days to book for cheap flights from Colorado Springs to Great Falls: 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 Colorado Springs to Great Falls

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 Colorado Springs to Great Falls in 2026. You can also book with separate airlines for your outbound and return journeys, from $233 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 Colorado Springs to Great Falls 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 Colorado Springs to Great Falls 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 Colorado Springs Airport (COS) to Great Falls Intl. Airport (GTF) cost?
Grab a cheap one-way flight from $233 or cheap return flight from $238 from Colorado Springs Airport (COS) to Great Falls Intl. Airport (GTF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Colorado Springs Airport (COS) to Great Falls Intl. Airport (GTF)?
The cheapest month to fly from COS to GTF is March, when demand is low. Off-peak months are usually when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Colorado Springs Airport (COS) to Great Falls Intl. Airport (GTF)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find the carrier with the cheapest COS to GTF flight.
How many flights per day from Colorado Springs Airport (COS) to Great Falls Intl. Airport (GTF)?
You'll need to take a flight with a layover when traveling from Colorado Springs Airport (COS) to Great Falls Intl. Airport (GTF). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from COS to GTF?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can change depending on a number of factors, such as the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Colorado Springs Airport (COS) to Great Falls Intl. Airport (GTF)?
To avoid possible delays on the Colorado Springs Airport (COS) to Great Falls Intl. Airport (GTF) route, aim to travel before 3 PM. Departures after this time have a 22% higher chance of being canceled.**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 Colorado Springs Airport (COS) to Great Falls Intl. Airport (GTF) last-minute?
Holding off until right before your break to book a ticket from COS to GTF generally means paying more. Although you may find some last-minute discounts, they aren't always guaranteed. Keep your travel schedule open to maximize your chances of landing a bargain.
Is it cheaper to book a COS to GTF flight and hotel package?
Booking a COS to GTF flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Choose from our impressive range of hotels and then add activities, flights and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Colorado Springs Airport (COS) to Great Falls Intl. Airport (GTF)?
If you booked your COS to GTF flight in the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the fare type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more details.

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*Available to One Key members.