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Cheap flights from Great Falls to Copenhagen from $581

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Great Falls to Copenhagen departing on 2/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:10 am - 12:00 pm
GTF
-
CPH
21h 50m2 stops
United Airlines Logo
10:10 am - 9:53 pm
CPH
-
GTF
43h 43m2 stops
$581United Airlines
Fri, Feb 6 - Tue, Feb 10

momondo Fare Finder

 
Customize your flight search to find flights from Great Falls to Copenhagen that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated December 5, 2025.
Use the filters below to find and compare flights from Great Falls to Copenhagen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Great FallsCopenhagen

GTF - CPH

GTFCPH

Great Falls

Fri 2/6

6:10 am-12:00 pm

2 stops21h 50m

Kastrup Copenhagen

Tue 2/10

10:10 am-9:53 pm

2 stops43h 43m

$581

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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How to get the cheapest flight ticket from Great Falls to Copenhagen

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Copenhagen?

The cheapest day to depart from Great Falls to Copenhagen is on a Tuesday when prices can be found for as low as $1,082. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Great Falls to Copenhagen for around $1,170.

What is the cheapest time of day to depart on your flight to Copenhagen?

Flying to Copenhagen from Great Falls at noon is the least expensive time of day to depart. momondo users have found prices as low as $1,082 when looking at flights departing at noon. Try not to purchase tickets in the morning because they tend to be around $1,145. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from Great Falls to Copenhagen

Are you open to changing your travel dates? Check out the ideal times to fly from Great Falls to Copenhagen according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Great Falls to Copenhagen (GTF to CPH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Great Falls to Copenhagen

Fastest flight time

21h 50m

Direct flights

None
The fastest flight from Great Falls to Copenhagen takes 21h 50m
There are no direct flights from Great Falls to Copenhagen. There are no popular flight routes from Great Falls to Copenhagen.
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  • How far is Great Falls to Kastrup Copenhagen by plane?

    The straight-line distance from Great Falls to Kastrup Copenhagen is 4601.1 mi. A reasonable flight in good conditions will take 21h 50m.

  • When did momondo last update prices for flights from Great Falls Airport to Kastrup Copenhagen Airport?

    Prices for flights from Great Falls Airport to Kastrup Copenhagen Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Great Falls Airport to Kastrup Copenhagen Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Great Falls Airport to Kastrup Copenhagen Airport.

  • What documentation or ID do you need to fly to Kastrup Copenhagen Airport?

    The travel and health documents you'll need for your trip to Kastrup Copenhagen Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Kastrup Copenhagen Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Copenhagen?

Book flights to Copenhagen if you plan to visit one of these locations
Kastrup
Roskilde

Why use momondo?

Why should I use momondo to find a flight deal from Great Falls to Copenhagen?

Finding the right flight to Copenhagen from Great Falls is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Copenhagen quick and easy, saving you time and money.

Can I find flights from Great Falls to Copenhagen with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Great Falls to Copenhagen flights to just show those with flexible booking policies.

How can momondo help me find flights from Great Falls to Copenhagen?

momondo helps you find the best flight between Great Falls and Copenhagen by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Great Falls to Copenhagen right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Copenhagen, momondo offers a useful price alert feature which will track prices for flights to Copenhagen from Great Falls and alert you when they change.

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