$787 Cheap Flights from Copenhagen (CPH) to Great Falls (GTF)

View $787 flight on Thu, Oct 16, 2025Opens in a new window

Popular airlines from Copenhagen Airport, Kastrup (CPH) to Great Falls, MT (GTF-Great Falls Intl.)

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Cheap Flights from Copenhagen to Great Falls (CPH-GTF)

Prices were available within the past 7 days and start at $787 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from Copenhagen (CPH) to Great Falls (GTF)
Origin airport
Kastrup
Destination airport
Great Falls Intl.
Distance
4610 mi

Copenhagen to Great Falls Flights

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

 

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

Sunday is one of the best days to book for cheap flights from Copenhagen 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 Copenhagen 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 Copenhagen to Great Falls in 2025. You can also book with separate airlines for your outbound and return journeys, from $787 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 Copenhagen 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 Copenhagen 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 Kastrup Airport (CPH) to Great Falls Intl. Airport (GTF) cost?
Get a cheap one-way flight from $787 or cheap return flight from Kastrup Airport (CPH) to Great Falls Intl. Airport (GTF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Kastrup Airport (CPH) to Great Falls Intl. Airport (GTF)?
The cheapest month to fly from CPH to GTF is , when demand is low. Off-peak months are typically when better flight deals are available between these airports.
What is the cheapest airline that flies from Kastrup Airport (CPH) to Great Falls Intl. Airport (GTF)?
To find the cheapest airline flying from CPH to GTF, use Expedia's filter tool. Customize your search based on what matters most to you, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Kastrup Airport (CPH) to Great Falls Intl. Airport (GTF)?
There are no daily nonstop flights from Kastrup Airport (CPH) to Great Falls Intl. Airport (GTF). But you can book flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from CPH to GTF?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can change depending on various 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 Kastrup Airport (CPH) to Great Falls Intl. Airport (GTF)?
To touch down at Great Falls Intl. Airport (GTF) without delays, choose a flight that takes off from Kastrup Airport (CPH) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Kastrup Airport (CPH) to Great Falls Intl. Airport (GTF) last-minute?
Booking your plane ticket from CPH to GTF just before your getaway is usually more expensive. But if there's some wiggle room with your schedule, you could land a cheap last-minute fare.
Is it cheaper to book a CPH to GTF flight and hotel package?
Compared with arranging hotels and flights separately, booking a CPH to GTF flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one easy place takes the hassle out of travel planning. Simply pick your flights and select from our extensive range of hotels, then personalize your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Kastrup Airport (CPH) to Great Falls Intl. Airport (GTF)?
Usually, it's possible to reschedule or cancel your CPH to GTF flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.