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$686+ Cheap flights from Cologne (CGN) to Colorado

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/2. Fares are subject to change and may not be available on all flights or dates of travel.
CGN — DEN
Nov 22 — Nov 291
Sat 11/22
Sat 11/29
1 adult, Economy
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Cheap flight deals from Cologne to Colorado

Keep the following information in mind while searching for Cologne to Colorado flight deals. Data was last updated October 23, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$686
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$692
Provider with most accurate pricing for Cologne Köln/Bonn-Denver Intl flight deals.
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Provider most trusted by Cheapflights users for Cologne Köln/Bonn-Denver Intl flights.
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From Cologne Köln/Bonn to Colorado
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Highest demand for flights based on searches. 23% potential increase in price ($259 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($46 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Cologne to Colorado

Cheapest flights from Cologne to Colorado
Explore the most affordable flight options available from Cologne to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/21:15 pmCGN - DEN
1 stop13h 40mLufthansa
Sun 11/98:20 pmDEN - CGN
1 stop12h 50mLufthansa
Deal found 10/21$686
This United Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/29:10 amCGN - DEN
1 stop17h 45mUnited Airlines
Sun 11/98:20 pmDEN - CGN
1 stop12h 50mUnited Airlines
Deal found 10/23$697
This Flighttix deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/29:10 amCGN - DEN
1 stop17h 45mMultiple Airlines
Sun 11/911:15 amDEN - CGN
2 stops21h 55mMultiple Airlines
Deal found 10/22$703

Cheapflights Fare Finder

 
Customize your flight search to find flights from Cologne to Colorado 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, Cheapflights users made 2,558,603 searches. Data last updated October 23, 2025.
Use the filters below to find and compare flights from Cologne to Colorado that are best for you.

Fly from

Cologne

Fly to

Colorado

Route

Depart

Return

Price

CologneDenver

CGN - DEN

CGNDEN

Cologne Köln/Bonn

Sun 11/2

1:15 pm-6:55 pm

1 stop13h 40m

Denver Intl

Sun 11/9

8:20 pm-5:10 pm

1 stop12h 50m

$686

CologneDenver

CGN - DEN

CGNDEN

Cologne Köln/Bonn

Sun 11/2

9:10 am-6:55 pm

1 stop17h 45m

Denver Intl

Sun 11/9

8:20 pm-5:10 pm

1 stop12h 50m

$697

CologneDenver

CGN - DEN

CGNDEN

Cologne Köln/Bonn

Sun 11/2

9:10 am-8:03 pm

2 stops18h 53m

Denver Intl

Sun 11/9

4:05 pm-5:10 pm

2 stops17h 05m

$729

CologneDenver

CGN - DEN

CGNDEN

Cologne Köln/Bonn

Thu 4/2

10:15 am-4:35 pm

1 stop14h 20m

Denver Intl

Sun 4/5

6:53 pm-8:25 pm

2 stops17h 32m

$805

CologneDenver

CGN - DEN

CGNDEN

Cologne Köln/Bonn

Thu 4/2

10:15 am-4:35 pm

1 stop14h 20m

Denver Intl

Sun 4/5

6:40 pm-8:25 pm

1 stop17h 45m

$1,019

CologneDenver

CGN - DEN

CGNDEN

Cologne Köln/Bonn

Thu 11/13

1:35 pm-6:55 pm

1 stop13h 20m

$4,447

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/21

Best time to book a flight from Cologne to Colorado

Have a flexible travel schedule? Discover the best time to fly to Colorado from Cologne with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Cologne to Colorado

What is the cheapest month to book a flight from Cologne to Colorado?

Currently, March is the cheapest month in which you can book a flight from Cologne to Colorado (average of $528). Flying from Cologne to Colorado in July is currently the most expensive (average of $732). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Cologne to Colorado. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Cologne to Colorado?

    If you book a flight to Colorado from Cologne, you will be flying from Köln/Bonn, which is the city’s only airport. Cologne Köln/Bonn (CGN) is located 9.5 mi from the center of Cologne.

  • How long is the flight from Cologne to Colorado?

    Airlines like Lufthansa and United Airlines fly from Cologne to Colorado in about 13h 40m. The time it takes to get you to your destination can typically vary by up to 4h 05m. The distance from Cologne to Colorado is about 4937 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Cologne to Colorado that include hotel bookings?

    Yes. In addition to deals on Cologne to Colorado flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Cologne to Colorado?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cologne to Colorado.

  • Can I find deals for business class flights from Cologne to Colorado?

    Yes. Cheapflights offers flight deals from Cologne to Colorado by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Cologne to Colorado?

    Currently, March is the cheapest month in which you can book a flight from Cologne to Colorado (average of $528). Flying from Cologne to Colorado in July is currently the most expensive (average of $732). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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