$217 Cheap Flights from Great Falls (GTF) to Casper (CPR)

View $217 flight on Sat, Nov 15, 2025Opens in a new window

Popular airlines from Great Falls, MT (GTF-Great Falls Intl.) to Casper, WY (CPR-Natrona County Intl.)

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Cheap Flights from Great Falls to Casper (GTF-CPR)

Prices were available within the past 7 days and start at $217 for one-way flights and $230 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, Nov 6 - Sat, Nov 8
GTF
Great Falls
CPR
Casper
$230 Roundtrip, found 4 days ago
$230
Roundtrip
found 4 days ago
Select United flight, departing Thu, Nov 6 from Great Falls to Casper, returning Sat, Nov 8, priced at $230 found 4 days ago
United
Thu, Nov 6 - Sat, Nov 8
GTF
Great Falls
CPR
Casper
$233 Roundtrip, found 4 days ago
$233
Roundtrip
found 4 days ago
Select United flight, departing Thu, Nov 6 from Great Falls to Casper, returning Sat, Nov 8, priced at $233 found 4 days ago
United
Thu, Nov 6 - Sat, Nov 8
GTF
Great Falls
CPR
Casper
$245 Roundtrip, found 4 days ago
$245
Roundtrip
found 4 days ago
Select United flight, departing Thu, Nov 6 from Great Falls to Casper, returning Sat, Nov 8, priced at $245 found 4 days ago
United
Thu, Nov 6 - Sat, Nov 8
GTF
Great Falls
CPR
Casper
$248 Roundtrip, found 4 days ago
$248
Roundtrip
found 4 days ago
Select United flight, departing Thu, Nov 6 from Great Falls to Casper, returning Sat, Nov 8, priced at $248 found 4 days ago
United
Thu, Nov 6 - Sat, Nov 8
GTF
Great Falls
CPR
Casper
$260 Roundtrip, found 4 days ago
$260
Roundtrip
found 4 days ago
Select United flight, departing Thu, Nov 6 from Great Falls to Casper, returning Sat, Nov 8, priced at $260 found 4 days ago
United
Thu, Nov 6 - Sat, Nov 8
GTF
Great Falls
CPR
Casper
$263 Roundtrip, found 4 days ago
$263
Roundtrip
found 4 days ago
Select United flight, departing Thu, Nov 6 from Great Falls to Casper, returning Sat, Nov 8, priced at $263 found 4 days ago
United
Sun, Nov 9 - Tue, Nov 18
GTF
Great Falls
CPR
Casper
$268 Roundtrip, found 3 days ago
$268
Roundtrip
found 3 days ago
Select United flight, departing Sun, Nov 9 from Great Falls to Casper, returning Tue, Nov 18, priced at $268 found 3 days ago
United
Wed, Nov 5 - Tue, Nov 18
GTF
Great Falls
CPR
Casper
$273 Roundtrip, found 3 days ago
$273
Roundtrip
found 3 days ago
Select United flight, departing Wed, Nov 5 from Great Falls to Casper, returning Tue, Nov 18, priced at $273 found 3 days ago
United
Fri, Nov 7 - Tue, Nov 18
GTF
Great Falls
CPR
Casper
$288 Roundtrip, found 3 days ago
$288
Roundtrip
found 3 days ago
Select United flight, departing Fri, Nov 7 from Great Falls to Casper, returning Tue, Nov 18, priced at $288 found 3 days ago
United
Thu, Nov 6 - Sat, Nov 8
GTF
Great Falls
CPR
Casper
$290 Roundtrip, found 4 days ago
$290
Roundtrip
found 4 days ago
Select United flight, departing Thu, Nov 6 from Great Falls to Casper, returning Sat, Nov 8, priced at $290 found 4 days ago

Alternative airports near Casper

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

Select flight to Natrona County Intl. CPR. Cheapest and Closest option available. Average driving time to city center is 12 minutes. Flights from $273
CPR
Natrona County Intl.
CheapestClosest
Average driving time to city center12 min
Flights from $273
Flights from Great Falls (GTF) to Casper (CPR)
Origin airport
Great Falls Intl.
Destination airport
Natrona County Intl.
Roundtrip price
$230
Distance
396 mi

Great Falls to Casper Flights

The cheapest times to fly from Great Falls to Casper

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

 

The best time to book a flight from Great Falls to Casper

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

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 Casper in 2025. You can also book with separate airlines for your outbound and return journeys, from $217 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 Casper 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 Casper 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 Natrona County Intl. Airport (CPR) cost?
Get a cheap one-way flight from $217 or cheap return flight from $230 from Great Falls Intl. Airport (GTF) to Natrona County Intl. Airport (CPR) 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 Natrona County Intl. Airport (CPR)?
November is the most affordable month to fly from GTF to CPR. Traveling during an off-peak travel window is often the key to finding better fares.
What is the cheapest airline that flies from Great Falls Intl. Airport (GTF) to Natrona County Intl. Airport (CPR)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest GTF to CPR flight.
How many flights per day from Great Falls Intl. Airport (GTF) to Natrona County Intl. Airport (CPR)?
You'll need to hop on a flight with a layover if you're traveling from Great Falls Intl. Airport (GTF) to Natrona County Intl. Airport (CPR). Direct flights don't operate daily on this route. However, just filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from GTF to CPR?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can vary depending on various factors, including the time of year and airline.*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 Natrona County Intl. Airport (CPR)?
To avoid potential delays on the Great Falls Intl. Airport (GTF) to Natrona County Intl. Airport (CPR) route, aim to travel before 3 PM. Departures after this time are 22% more likely to be 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 Great Falls Intl. Airport (GTF) to Natrona County Intl. Airport (CPR) last-minute?
Holding off until just before your departure to book a ticket from GTF to CPR often results in higher prices. While you may come across some last-minute discounts, they aren't always guaranteed. Be flexible with your itinerary to maximize your chances of landing a bargain.
Is it cheaper to book a GTF to CPR flight and hotel package?
Booking a GTF to CPR flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Select from our impressive range of stays and then add activities, flights and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Great Falls Intl. Airport (GTF) to Natrona County Intl. Airport (CPR)?
Typically, you can cancel or reschedule your GTF to CPR flight. However, there may be additional charges, especially if your booking was made over 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you need further details, head to our Customer Service portal.

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*Available to One Key members.