What airlines fly to Colorado?

United Airlines, Icelandair and Lufthansa are the top three most popular airlines that fly to Colorado from Denmark according to our data. United Airlines is the first choice among our users, with 34% of people opting to fly with this airline when traveling to Colorado. Keep in mind that there are 4 different airlines that fly to Colorado on a routine basis, so you have a few additional options to choose from.

How long is the flight from Denmark to Colorado?

Flight times from Denmark to Colorado vary, but if you’re flying out of Copenhagen and flying into Denver (one of the most popular routes), then the duration is 13h on average. Another popular route from Denmark to Colorado is flying from Aalborg to Denver, which will take roughly 17h 16m. Keep in mind that layovers or delays could extend your travel time.

When did momondo last update prices for flights from Denmark to Colorado?

Prices for flights from Denmark to Colorado were last updated today.

How many operators does momondo search for flights from Denmark to Colorado?

As of March 2026, there are 4 operators available to choose from for flights from Denmark to Colorado.

How old do you have to be to fly from Denmark to Colorado?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denmark to Colorado.

What documentation or ID do you need to fly to Colorado?

The travel and health documents required for your trip to Colorado can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Colorado. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$355 Cheap Flights from Denmark to Colorado in 2026

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Find the cheapest flights from Denmark to Colorado

Round-trip

One-way

Last minute

Recent round-trip flight deals from Denmark to Colorado

Enter your travel dates to find the best prices.

6:20 am - 2:25 pm

AAL

DEN

16h 05m

2 stops

6:40 am - 1:40 pm

DEN

AAL

23h 00m

2 stops

$573Delta

Sat, Apr 18 - Sat, Apr 25

6:00 am - 7:51 pm

BLL

DEN

21h 51m

2 stops

6:20 am - 11:00 am

DEN

BLL

20h 40m

2 stops

$576Delta

Fri, Apr 3 - Tue, Apr 7

6:20 am - 2:25 pm

AAL

DEN

16h 05m

2 stops

1:46 pm - 1:40 pm

DEN

AAL

15h 54m

2 stops

$578KLM

Sat, Apr 18 - Sat, Apr 25

11:40 am - 9:46 pm

BLL

DEN

18h 06m

2 stops

6:15 pm - 5:55 pm

DEN

BLL

15h 40m

2 stops

$579KLM

Sat, Apr 4 - Wed, Apr 8

9:00 am - 7:42 pm

CPH

DEN

18h 42m

1 stop

6:40 am - 6:45 am

DEN

CPH

16h 05m

1 stop

$587Delta

Tue, Apr 21 - Mon, May 4

9:00 am - 10:48 pm

CPH

DEN

21h 48m

1 stop

11:50 pm - 6:45 am

DEN

CPH

22h 55m

1 stop

$590Virgin Atlantic

Wed, May 6 - Wed, May 13

6:40 pm - 1:35 pm

BLL

DEN

26h 55m

1 stop

5:40 pm - 2:20 pm

DEN

BLL

12h 40m

1 stop

$664Lufthansa

Fri, Apr 3 - Tue, Apr 7

6:00 am - 3:40 pm

BLL

DEN

17h 40m

1 stop

5:40 pm - 2:10 pm

DEN

BLL

12h 30m

1 stop

$665Lufthansa

Thu, Apr 9 - Mon, Apr 13

6:00 am - 3:40 pm

BLL

DEN

17h 40m

1 stop

6:00 am - 10:10 am

DEN

BLL

20h 10m

2 stops

$684United Airlines

Fri, Apr 3 - Tue, Apr 7

6:00 am - 1:35 pm

BLL

DEN

15h 35m

1 stop

6:13 am - 10:10 am

DEN

BLL

19h 57m

2 stops

$685United Airlines

Fri, May 15 - Sun, May 31

Delta flights from Denmark to Colorado

Our best Delta deals on Denmark to Colorado flight tickets

Delta

Apr 18

AAL6:20 amAalborg

16h 05m

2 stops

DEN2:25 pmDenver Intl

Apr 25

DEN6:40 amDenver Intl

23h 00m

2 stops

AAL1:40 pmAalborg

$573

Delta

Apr 3

BLL6:00 amBillund

21h 51m

2 stops

DEN7:51 pmDenver Intl

Apr 7

DEN6:20 amDenver Intl

20h 40m

2 stops

BLL11:00 amBillund

$576

Delta

Apr 21

CPH9:00 amKastrup Copenhagen

18h 42m

1 stop

DEN7:42 pmDenver Intl

May 4

DEN6:40 amDenver Intl

16h 05m

1 stop

CPH6:45 amKastrup Copenhagen

$587

KLM flights from Denmark to Colorado

Our best KLM deals on Denmark to Colorado flight tickets

KLM

Apr 18

AAL6:20 amAalborg

16h 05m

2 stops

DEN2:25 pmDenver Intl

Apr 25

DEN1:46 pmDenver Intl

15h 54m

2 stops

AAL1:40 pmAalborg

$578

KLM

Apr 4

BLL11:40 amBillund

18h 06m

2 stops

DEN9:46 pmDenver Intl

Apr 8

DEN6:15 pmDenver Intl

15h 40m

2 stops

BLL5:55 pmBillund

$579

KLM

Apr 21

CPH9:00 amKastrup Copenhagen

21h 49m

1 stop

DEN10:49 pmDenver Intl

May 6

DEN11:55 pmDenver Intl

22h 50m

1 stop

CPH6:45 amKastrup Copenhagen

$596

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AalborgDenver

AAL - DEN

AALDEN

Aalborg

Sat 4/18

6:20 am-2:25 pm

2 stops16h 05m

Denver Intl

Sat 4/25

6:40 am-1:40 pm

2 stops23h 00m

$573

BillundDenver

BLL - DEN

BLLDEN

Billund

Fri 4/3

6:00 am-7:51 pm

2 stops21h 51m

Denver Intl

Tue 4/7

6:20 am-11:00 am

2 stops20h 40m

$576

AalborgDenver

AAL - DEN

AALDEN

Aalborg

Sat 4/18

6:20 am-2:25 pm

2 stops16h 05m

Denver Intl

Sat 4/25

1:46 pm-1:40 pm

2 stops15h 54m

$578

BillundDenver

BLL - DEN

BLLDEN

Billund

Sat 4/4

11:40 am-9:46 pm

2 stops18h 06m

Denver Intl

Wed 4/8

6:15 pm-5:55 pm

2 stops15h 40m

$579

CopenhagenDenver

CPH - DEN

CPHDEN

Kastrup Copenhagen

Tue 4/21

9:00 am-7:42 pm

1 stop18h 42m

Denver Intl

Mon 5/4

6:40 am-6:45 am

1 stop16h 05m

$587

CopenhagenDenver

CPH - DEN

CPHDEN

Kastrup Copenhagen

Wed 5/6

9:00 am-10:48 pm

1 stop21h 48m

Denver Intl

Wed 5/13

11:50 pm-6:45 am

1 stop22h 55m

$590

BillundDenver

BLL - DEN

BLLDEN

Billund

Fri 4/3

6:40 pm-1:35 pm

1 stop26h 55m

Denver Intl

Tue 4/7

5:40 pm-2:20 pm

1 stop12h 40m

$664

Quickest round-trip

BillundDenver

BLL - DEN

BLLDEN

Billund

Thu 4/9

6:00 am-3:40 pm

1 stop17h 40m

Denver Intl

Mon 4/13

5:40 pm-2:10 pm

1 stop12h 30m

$665

BillundDenver

BLL - DEN

BLLDEN

Billund

Fri 4/3

6:00 am-3:40 pm

1 stop17h 40m

Denver Intl

Tue 4/7

6:00 am-10:10 am

2 stops20h 10m

$684

BillundDenver

BLL - DEN

BLLDEN

Billund

Fri 5/15

6:00 am-1:35 pm

1 stop15h 35m

Denver Intl

Sun 5/31

6:13 am-10:10 am

2 stops19h 57m

$685

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Denmark to Colorado

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

Prices

Airlines

Other information

What is the cheapest month to fly to Colorado?

The month of September is, on average, the cheapest month to fly to Colorado from Denmark, with most prices found around $586. The month of October is another great option to travel to Colorado, with average flight prices from Denmark averaging around $592.

How far in advance should I book a flight to Colorado?

You are more likely to see cheaper flights to Colorado from Denmark when booking weeks ahead of your departure date. In general, you can expect to find flights to Colorado for around $688 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colorado from Denmark for as low as $617 on momondo.

Can stopping save me money on Denmark to Colorado flights?

You could potentially save up to 14% on your flight if you consider stops on a Denmark to Colorado flight.

Cheap Denmark to Colorado flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Denmark to Colorado

Fastest flight time	13h 00m
Direct flights	None

The fastest flight from Denmark to Colorado takes 13h 00m

There are no direct flights from Denmark to Colorado. There are no popular flight routes from Denmark to Colorado.

Search flight deals

When did momondo last update prices for flights from Denmark to Colorado?
Prices for flights from Denmark to Colorado were last updated today.
How many operators does momondo search for flights from Denmark to Colorado?
As of March 2026, there are 4 operators available to choose from for flights from Denmark to Colorado.
How old do you have to be to fly from Denmark to Colorado?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denmark to Colorado.
What documentation or ID do you need to fly to Colorado?
The travel and health documents required for your trip to Colorado can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Colorado. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Denmark to Colorado

Compare and see reviews for airlines that fly from Denmark to Colorado with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $445	Free Cancellation	Rating 7.4 9,467 reviews	Search United Airlines flights
Icelandair	PriceFrom $446	Free Cancellation	Rating 7.0 625 reviews	Search Icelandair flights
British Airways	PriceFrom $523	Free Cancellation	Rating 6.7 7,813 reviews	Search British Airways flights
Lufthansa	PriceFrom $590	Free Cancellation	Rating 6.8 7,864 reviews	Search Lufthansa flights

Why use momondo?

Why should I use momondo to find a flight deal from Denmark to Colorado?

Finding the right flight to Colorado from Denmark 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 Colorado quick and easy, saving you time and money.

Can I find flights from Denmark to Colorado with flexible booking policies on momondo?

Flights from Denmark to Colorado with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Denmark to Colorado?

Once all potential Denmark to Colorado flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Colorado from Denmark. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.