What is the cheapest airline that flies from Cologne Köln/Bonn to Denver Intl?

Turkish Airlines is the most popular carrier operating from Cologne Köln/Bonn to Denver Intl

What airlines fly to Denver?

Lufthansa, United Airlines and Icelandair are the top three most popular airlines that fly to Denver from Cologne according to our data. Lufthansa is the first choice among our users, with 55% of people opting to fly with this airline when traveling to Denver. Keep in mind that there are 3 different airlines that fly to Denver on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Cologne Köln/Bonn Airport to Denver Intl Airport?

Prices for flights from Cologne Köln/Bonn Airport to Denver Intl Airport are refreshed on a daily basis.

How old do you have to be to fly from Cologne Köln/Bonn Airport to Denver Intl Airport?

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 Cologne Köln/Bonn Airport to Denver Intl Airport.

What documentation or ID do you need to fly to Denver Intl Airport?

The travel and health documents required for your trip to Denver Intl Airport 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 Denver Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$571 Cheap Flights from Cologne to Denver in 2026/27

Find the cheapest flights from Cologne to Denver

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:20 am - 2:30 pmCGN Cologne Köln/Bonn-DEN Denver Intl

13h 10m1 stop Munich Franz Josef Strauss

4:15 pm - 4:55 pmDEN Denver Intl-CGN Cologne Köln/Bonn

16h 40m1 stop Munich Franz Josef Strauss

$830Lufthansa

Sat, Jan 30 - Fri, Feb 12

6:50 am - 8:27 pmCGN Cologne Köln/Bonn-DEN Denver Intl

21h 37m2 stops Zurich Montreal Pierre Elliott Trudeau Intl

9:50 am - 9:15 pmDEN Denver Intl-CGN Cologne Köln/Bonn

27h 25m2 stops Toronto Pearson Intl Zurich

$844Air Canada

Thu, Dec 3 - Wed, Dec 9

9:20 am - 2:30 pmCGN Cologne Köln/Bonn-DEN Denver Intl

13h 10m1 stop Munich Franz Josef Strauss

8:30 pm - 4:55 pmDEN Denver Intl-CGN Cologne Köln/Bonn

12h 25m1 stop Munich Franz Josef Strauss

$846Lufthansa

Thu, Dec 3 - Wed, Dec 9

1:10 pm - 9:59 pmCGN Cologne Köln/Bonn-DEN Denver Intl

16h 49m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl

5:40 pm - 12:25 pmDEN Denver Intl-CGN Cologne Köln/Bonn

34h 45m2 stops Toronto Pearson Intl Munich Franz Josef Strauss

$856Multiple Airlines

Mon, Dec 7 - Mon, Dec 14

6:50 am - 10:35 amCGN Cologne Köln/Bonn-DEN Denver Intl

35h 45m2 stops Zurich Toronto Pearson Intl

9:50 am - 9:15 pmDEN Denver Intl-CGN Cologne Köln/Bonn

27h 25m2 stops Toronto Pearson Intl Zurich

$858Air Canada

Tue, Dec 1 - Tue, Dec 8

6:50 am - 9:59 pmCGN Cologne Köln/Bonn-DEN Denver Intl

23h 09m3 stops Zurich Toronto Pearson Intl Chicago O'Hare Intl

1:30 pm - 12:50 pmDEN Denver Intl-CGN Cologne Köln/Bonn

15h 20m2 stops Toronto Pearson Intl Munich Franz Josef Strauss

$862Air Canada

Mon, Dec 7 - Mon, Dec 14

6:50 am - 10:35 amCGN Cologne Köln/Bonn-DEN Denver Intl

35h 45m2 stops Zurich Toronto Pearson Intl

1:30 pm - 12:50 pmDEN Denver Intl-CGN Cologne Köln/Bonn

15h 20m2 stops Toronto Pearson Intl Munich Franz Josef Strauss

$863Air Canada

Tue, Dec 1 - Mon, Dec 14

6:50 am - 8:27 pmCGN Cologne Köln/Bonn-DEN Denver Intl

21h 37m2 stops Zurich Montreal Pierre Elliott Trudeau Intl

8:30 pm - 4:55 pmDEN Denver Intl-CGN Cologne Köln/Bonn

12h 25m1 stop Munich Franz Josef Strauss

$868Multiple Airlines

Thu, Dec 3 - Wed, Dec 9

9:20 am - 2:30 pmCGN Cologne Köln/Bonn-DEN Denver Intl

13h 10m1 stop Munich Franz Josef Strauss

4:15 pm - 12:25 pmDEN Denver Intl-CGN Cologne Köln/Bonn

12h 10m1 stop Munich Franz Josef Strauss

$881Lufthansa

Fri, Jan 29 - Thu, Feb 11

1:35 pm - 7:05 pmCGN Cologne Köln/Bonn-DEN Denver Intl

13h 30m1 stop Munich Franz Josef Strauss

8:30 pm - 4:55 pmDEN Denver Intl-CGN Cologne Köln/Bonn

12h 25m1 stop Munich Franz Josef Strauss

$890United Airlines

Thu, Dec 3 - Wed, Dec 9

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Air Canada flights from Cologne to Denver

Our best Air Canada deals on Cologne to Denver flight tickets

Air Canada

Dec 3

CGN6:50 amCologne Köln/Bonn

21h 37m

2 stops

DEN8:27 pmDenver Intl

Dec 9

DEN9:50 amDenver Intl

27h 25m

2 stops

CGN9:15 pmCologne Köln/Bonn

$844

Air Canada

Dec 1

CGN6:50 amCologne Köln/Bonn

35h 45m

2 stops

DEN10:35 amDenver Intl

Dec 8

DEN9:50 amDenver Intl

27h 25m

2 stops

CGN9:15 pmCologne Köln/Bonn

$858

Air Canada

Dec 7

CGN6:50 amCologne Köln/Bonn

23h 09m

3 stops

DEN9:59 pmDenver Intl

Dec 14

DEN1:30 pmDenver Intl

15h 20m

2 stops

CGN12:50 pmCologne Köln/Bonn

$862

United Airlines flights from Cologne to Denver

Our best United Airlines deals on Cologne to Denver flight tickets

United Airlines

Dec 3

CGN1:35 pmCologne Köln/Bonn

13h 30m

1 stop

DEN7:05 pmDenver Intl

Dec 9

DEN3:50 pmDenver Intl

17h 05m

2 stops

CGN4:55 pmCologne Köln/Bonn

$890

United Airlines

Nov 22

CGN9:20 amCologne Köln/Bonn

13h 10m

1 stop

DEN2:30 pmDenver Intl

Nov 28

DEN4:15 pmDenver Intl

16h 40m

1 stop

CGN4:55 pmCologne Köln/Bonn

$941

United Airlines

Nov 22

CGN9:20 amCologne Köln/Bonn

16h 53m

2 stops

DEN6:13 pmDenver Intl

Nov 28

DEN4:15 pmDenver Intl

16h 40m

1 stop

CGN4:55 pmCologne Köln/Bonn

$946

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CologneDenver

CGN Cologne Köln/Bonn - DEN Denver Intl

CGNDEN

Cologne Köln/Bonn

Sat 1/30

9:20 am-2:30 pm

1 stop13h 10m

Denver Intl

Fri 2/12

4:15 pm-4:55 pm

1 stop16h 40m

$830

CologneDenver

CGN Cologne Köln/Bonn - DEN Denver Intl

CGNDEN

Cologne Köln/Bonn

Thu 12/3

6:50 am-8:27 pm

2 stops21h 37m

Denver Intl

Wed 12/9

9:50 am-9:15 pm

2 stops27h 25m

$844

CologneDenver

CGN Cologne Köln/Bonn - DEN Denver Intl

CGNDEN

Cologne Köln/Bonn

Thu 12/3

9:20 am-2:30 pm

1 stop13h 10m

Denver Intl

Wed 12/9

8:30 pm-4:55 pm

1 stop12h 25m

$846

CologneDenver

CGN Cologne Köln/Bonn - DEN Denver Intl

CGNDEN

Cologne Köln/Bonn

Mon 12/7

1:10 pm-9:59 pm

2 stops16h 49m

Denver Intl

Mon 12/14

5:40 pm-12:25 pm

2 stops34h 45m

$856

CologneDenver

CGN Cologne Köln/Bonn - DEN Denver Intl

CGNDEN

Cologne Köln/Bonn

Tue 12/1

6:50 am-10:35 am

2 stops35h 45m

Denver Intl

Tue 12/8

9:50 am-9:15 pm

2 stops27h 25m

$858

CologneDenver

CGN Cologne Köln/Bonn - DEN Denver Intl

CGNDEN

Cologne Köln/Bonn

Mon 12/7

6:50 am-9:59 pm

3 stops23h 09m

Denver Intl

Mon 12/14

1:30 pm-12:50 pm

2 stops15h 20m

$862

CologneDenver

CGN Cologne Köln/Bonn - DEN Denver Intl

CGNDEN

Cologne Köln/Bonn

Tue 12/1

6:50 am-10:35 am

2 stops35h 45m

Denver Intl

Mon 12/14

1:30 pm-12:50 pm

2 stops15h 20m

$863

CologneDenver

CGN Cologne Köln/Bonn - DEN Denver Intl

CGNDEN

Cologne Köln/Bonn

Thu 12/3

6:50 am-8:27 pm

2 stops21h 37m

Denver Intl

Wed 12/9

8:30 pm-4:55 pm

1 stop12h 25m

$868

Quickest round-trip

CologneDenver

CGN Cologne Köln/Bonn - DEN Denver Intl

CGNDEN

Cologne Köln/Bonn

Fri 1/29

9:20 am-2:30 pm

1 stop13h 10m

Denver Intl

Thu 2/11

4:15 pm-12:25 pm

1 stop12h 10m

$881

CologneDenver

CGN Cologne Köln/Bonn - DEN Denver Intl

CGNDEN

Cologne Köln/Bonn

Thu 12/3

1:35 pm-7:05 pm

1 stop13h 30m

Denver Intl

Wed 12/9

8:30 pm-4:55 pm

1 stop12h 25m

$890

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 Cologne to Denver

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

What is the cheapest month to fly to Denver?

The cheapest month to fly to Denver from Cologne is in May. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in May, then you should wait until January to fly from Cologne, when ticket prices are also cheap, with an average price of $0.

When to book flights from Cologne to Denver

Are you open to changing your travel dates? Check out the ideal times to fly from Cologne to Denver according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Cologne to Denver (CGN to DEN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cologne to Denver

Best Price Found	$571
Fastest flight time	13h 10m
Direct flights	None

The best one-way flight to Denver from Cologne in the past 72 hours is $571. The best round-trip flight deal from Cologne to Denver found on momondo in the last 72 hours is $830.

The fastest flight from Cologne to Denver takes 13h 10m

There are no direct flights from Cologne to Denver. There are no popular flight routes from Cologne to Denver.

Search flight deals

Frequently asked questions about flying from Cologne to Denver

How far is Cologne Köln/Bonn to Denver Intl by plane?
A flight from Cologne Köln/Bonn to Denver Intl will travel around 4944.8 mi. 13h 10m is a normal flight duration for this route.
When did momondo last update prices for flights from Cologne Köln/Bonn Airport to Denver Intl Airport?
Prices for flights from Cologne Köln/Bonn Airport to Denver Intl Airport are refreshed on a daily basis.
How old do you have to be to fly from Cologne Köln/Bonn Airport to Denver Intl Airport?
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 Cologne Köln/Bonn Airport to Denver Intl Airport.
What documentation or ID do you need to fly to Denver Intl Airport?
The travel and health documents required for your trip to Denver Intl Airport 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 Denver Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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Black Hawk

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Fort Collins

Westminster

Lakewood

Boulder

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Manitou Springs

Greeley

Thornton

Keystone

Littleton

Centennial

Englewood

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Golden

Winter Park

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Why use momondo?

Why should I use momondo to find a flight deal from Cologne to Denver?

It is quick and easy to find Cologne to Denver flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Denver that suits you.

Can I find flights from Cologne to Denver with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Cologne to Denver flights to just show those with flexible booking policies.

How can momondo help me find flights from Cologne to Denver?

Once you have performed a search for Cologne to Denver flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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