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Cheap flights from Great Falls to Copenhagen from $3,471

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 10/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Great Falls to Copenhagen

Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
5:15 pm - 3:55 pm
GTF
-
CPH
38h 40m
2 stops
Icelandair Logo
4:55 pm - 4:35 pm
CPH
-
GTF
31h 40m
2 stops
$3,471Icelandair
Sun, Oct 18 - Sat, Oct 24
Multiple Airlines Logo
5:15 pm - 12:55 pm
GTF
-
CPH
35h 40m
2 stops
Multiple Airlines Logo
4:55 pm - 4:35 pm
CPH
-
GTF
31h 40m
2 stops
$3,720Multiple Airlines
Sat, Oct 17 - Sat, Oct 24
Multiple Airlines Logo
5:15 pm - 12:55 pm
GTF
-
CPH
35h 40m
2 stops
Multiple Airlines Logo
4:55 pm - 4:35 pm
CPH
-
GTF
31h 40m
2 stops
$4,394Multiple Airlines
Sat, Oct 17 - Fri, Oct 23
Lufthansa Logo
2:37 pm - 6:40 pm
GTF
-
CPH
20h 03m
2 stops
Lufthansa Logo
7:10 am - 9:47 pm
CPH
-
GTF
21h 37m
2 stops
$5,444Lufthansa
Sat, Oct 17 - Sun, Oct 25
Lufthansa Logo
6:15 am - 6:40 pm
GTF
-
CPH
28h 25m
2 stops
Lufthansa Logo
7:10 am - 9:47 pm
CPH
-
GTF
21h 37m
2 stops
$5,454Lufthansa
Sun, Oct 18 - Sun, Oct 25
Lufthansa Logo
2:37 pm - 6:40 pm
GTF
-
CPH
20h 03m
2 stops
Lufthansa Logo
6:00 am - 9:47 pm
CPH
-
GTF
22h 47m
2 stops
$5,747Lufthansa
Mon, Oct 19 - Sun, Oct 25
Multiple Airlines Logo
5:15 pm - 11:15 pm
GTF
-
CPH
22h 00m
2 stops
Multiple Airlines Logo
7:25 am - 4:35 pm
CPH
-
GTF
17h 10m
2 stops
$6,539Multiple Airlines
Mon, Oct 19 - Fri, Oct 23
Lufthansa Logo
2:37 pm - 6:40 pm
GTF
-
CPH
20h 03m
2 stops
Lufthansa Logo
6:40 am - 9:22 pm
CPH
-
GTF
22h 42m
2 stops
$6,756Lufthansa
Mon, Oct 19 - Sat, Oct 24
Multiple Airlines Logo
2:37 pm - 11:30 pm
GTF
-
CPH
24h 53m
2 stops
Multiple Airlines Logo
12:40 pm - 1:37 pm
CPH
-
GTF
32h 57m
3 stops
$9,451Multiple Airlines
Sun, Oct 18 - Sat, Oct 24
KLM Logo
6:18 pm - 6:15 pm
GTF
-
CPH
15h 57m
2 stops
KLM Logo
9:00 am - 10:44 pm
CPH
-
GTF
21h 44m
2 stops
$10,613KLM
Sun, Oct 18 - Fri, Oct 23

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Lufthansa flights from Great Falls to Copenhagen

Our best Lufthansa deals on Great Falls to Copenhagen flight tickets
Lufthansa
Oct 17
GTF2:37 pmGreat Falls
20h 03m
2 stops
CPH6:40 pmKastrup Copenhagen
Oct 25
CPH7:10 amKastrup Copenhagen
21h 37m
2 stops
GTF9:47 pmGreat Falls
$5,444
Lufthansa
Oct 18
GTF6:15 amGreat Falls
28h 25m
2 stops
CPH6:40 pmKastrup Copenhagen
Oct 25
CPH7:10 amKastrup Copenhagen
21h 37m
2 stops
GTF9:47 pmGreat Falls
$5,454
Lufthansa
Oct 19
GTF2:37 pmGreat Falls
20h 03m
2 stops
CPH6:40 pmKastrup Copenhagen
Oct 25
CPH6:00 amKastrup Copenhagen
22h 47m
2 stops
GTF9:47 pmGreat Falls
$5,747

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 July 5, 2026.
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

Cheapest round-trip

Great FallsCopenhagen

GTF - CPH

GTFCPH

Great Falls

Sun 10/18

5:15 pm-3:55 pm

2 stops38h 40m

Kastrup Copenhagen

Sat 10/24

4:55 pm-4:35 pm

2 stops31h 40m

$3,471

Great FallsCopenhagen

GTF - CPH

GTFCPH

Great Falls

Sat 10/17

5:15 pm-12:55 pm

2 stops35h 40m

Kastrup Copenhagen

Sat 10/24

4:55 pm-4:35 pm

2 stops31h 40m

$3,720

Great FallsCopenhagen

GTF - CPH

GTFCPH

Great Falls

Sat 10/17

5:15 pm-12:55 pm

2 stops35h 40m

Kastrup Copenhagen

Fri 10/23

4:55 pm-4:35 pm

2 stops31h 40m

$4,394

Great FallsCopenhagen

GTF - CPH

GTFCPH

Great Falls

Sat 10/17

2:37 pm-6:40 pm

2 stops20h 03m

Kastrup Copenhagen

Sun 10/25

7:10 am-9:47 pm

2 stops21h 37m

$5,444

Great FallsCopenhagen

GTF - CPH

GTFCPH

Great Falls

Sun 10/18

6:15 am-6:40 pm

2 stops28h 25m

Kastrup Copenhagen

Sun 10/25

7:10 am-9:47 pm

2 stops21h 37m

$5,454

Great FallsCopenhagen

GTF - CPH

GTFCPH

Great Falls

Mon 10/19

2:37 pm-6:40 pm

2 stops20h 03m

Kastrup Copenhagen

Sun 10/25

6:00 am-9:47 pm

2 stops22h 47m

$5,747

Great FallsCopenhagen

GTF - CPH

GTFCPH

Great Falls

Mon 10/19

5:15 pm-11:15 pm

2 stops22h 00m

Kastrup Copenhagen

Fri 10/23

7:25 am-4:35 pm

2 stops17h 10m

$6,539

Great FallsCopenhagen

GTF - CPH

GTFCPH

Great Falls

Mon 10/19

2:37 pm-6:40 pm

2 stops20h 03m

Kastrup Copenhagen

Sat 10/24

6:40 am-9:22 pm

2 stops22h 42m

$6,756

Great FallsCopenhagen

GTF - CPH

GTFCPH

Great Falls

Sun 10/18

2:37 pm-11:30 pm

2 stops24h 53m

Kastrup Copenhagen

Sat 10/24

12:40 pm-1:37 pm

3 stops32h 57m

$9,451
Quickest round-trip

Great FallsCopenhagen

GTF - CPH

GTFCPH

Great Falls

Sun 10/18

6:18 pm-6:15 pm

2 stops15h 57m

Kastrup Copenhagen

Fri 10/23

9:00 am-10:44 pm

2 stops21h 44m

$10,613

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

30h 05m

Direct flights

None
The fastest flight from Great Falls to Copenhagen takes 30h 05m
There are no direct flights from Great Falls to Copenhagen. There are no popular flight routes from Great Falls to Copenhagen.
Search flight deals

Frequently asked questions about flying from Great Falls to Copenhagen

  • 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 30h 05m.

  • 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.

Frequently asked questions about flying from Great Falls to Copenhagen

  • How do I get Price Alerts for flights from Great Falls to Copenhagen?

    Confirm your travel details to search for the latest offers for flights from Great Falls to Copenhagen. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Great Falls to Copenhagen with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

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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