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$573+ Cheap flights from Cologne (CGN) to Colorado

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/14. Fares are subject to change and may not be available on all flights or dates of travel.
CGN — DEN
Jan 30 — Feb 61
Fri 1/30
Fri 2/6
1 adult, Economy
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Cheap flight deals from Cologne to Colorado

Best flights from Cologne to Colorado
Discover carefully curated flight deals from Cologne to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 31, 2025.

This British Airways deal was found by Cheapflights users on 12/29. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/265:15 pmCGN - DEN
1 stop30h 15mBritish Airways
Sun 2/15:25 pmDEN - CGN
1 stop15h 05mBritish Airways
Deal found 12/29$681
This Billigflug deal was found by Cheapflights users on 12/28. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/154:35 pmCGN - DEN
1 stop30h 55mMultiple Airlines
Sun 2/222:49 pmDEN - CGN
2 stops17h 41mMultiple Airlines
Deal found 12/28$700
This United Airlines deal was found by Cheapflights users on 12/29. 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.
Mon 1/269:10 amCGN - DEN
1 stop13h 25mUnited Airlines
Sun 2/15:42 pmDEN - CGN
2 stops15h 28mUnited Airlines
Deal found 12/29$773
This British Airways deal was found by Cheapflights users on 12/29. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/55:05 pmCGN - DEN
2 stops54h 49mBritish Airways
Mon 3/96:25 pmDEN - CGN
1 stop14h 45mBritish Airways
Deal found 12/29$687
This Sembo deal was found by Cheapflights users on 12/29. 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 Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/67:40 pmCGN - DEN
2 stops34h 19mMultiple Airlines
Tue 2/178:05 amDEN - CGN
2 stops20h 30mMultiple Airlines
Deal found 12/29$740
This United Airlines deal was found by Cheapflights users on 12/29. 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.
Fri 4/241:00 pmCGN - DEN
1 stop13h 50mUnited Airlines
Sat 5/23:20 pmDEN - CGN
2 stops18h 00mUnited Airlines
Deal found 12/29$773
This British Airways deal was found by Cheapflights users on 12/28. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/195:05 pmCGN - COS
2 stops55h 16mBritish Airways
Mon 2/231:39 pmCOS - CGN
2 stops18h 31mBritish Airways
Deal found 12/28$763
This United Airlines deal was found by Cheapflights users on 12/28. 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.
Fri 5/11:00 pmCGN - DEN
2 stops16h 25mUnited Airlines
Fri 5/88:25 pmDEN - CGN
1 stop13h 15mUnited Airlines
Deal found 12/28$834
This Flysmarter deal was found by Cheapflights users on 12/29. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/67:40 amCGN - COS
3 stops20h 11mAir Canada
Fri 5/227:30 amCOS - CGN
3 stops19h 40mAir Canada
Deal found 12/29$2,080
This Flysmarter deal was found by Cheapflights users on 12/30. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/68:30 amCGN - COS
2 stops18h 00mLufthansa
Fri 5/223:25 pmCOS - CGN
2 stops18h 15mLufthansa
Deal found 12/30$3,627
This Billigflug deal was found by Cheapflights users on 12/30. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/66:20 amCGN - COS
2 stops23h 40mMultiple Airlines
Fri 5/227:30 amCOS - CGN
3 stops19h 40mMultiple Airlines
Deal found 12/30$1,998

Find flight deals from Cologne to Colorado

Keep the following information in mind while searching for Cologne to Colorado flight deals. Data was last updated December 31, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$658
(British Airways)

One-way from

$573
(Priceline)

Popular in

December

Cheapest in

May

Average price

$1,310
Provider with most accurate pricing for Cologne Köln/Bonn-Denver Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Cologne Köln/Bonn-Denver Intl flights.
Search Deals
From Cologne Köln/Bonn to Colorado
Search Deals
One-way flight from Cologne Köln/Bonn to Colorado
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($251 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($46 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 31, 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

Mon 1/26

5:15 pm-3:30 pm

1 stop30h 15m

Denver Intl

Sun 2/1

5:25 pm-4:30 pm

1 stop15h 05m

$681

CologneDenver

CGN - DEN

CGNDEN

Cologne Köln/Bonn

Thu 3/5

5:05 pm-3:54 pm

2 stops54h 49m

Denver Intl

Mon 3/9

6:25 pm-4:10 pm

1 stop14h 45m

$687

CologneDenver

CGN - DEN

CGNDEN

Cologne Köln/Bonn

Sun 2/15

4:35 pm-3:30 pm

1 stop30h 55m

Denver Intl

Sun 2/22

2:49 pm-4:30 pm

2 stops17h 41m

$700

CologneDenver

CGN - DEN

CGNDEN

Cologne Köln/Bonn

Fri 2/6

7:40 pm-9:59 pm

2 stops34h 19m

Denver Intl

Tue 2/17

8:05 am-12:35 pm

2 stops20h 30m

$740

CologneColorado Springs

CGN - COS

CGNCOS

Cologne Köln/Bonn

Thu 2/19

5:05 pm-4:21 pm

2 stops55h 16m

Colorado Springs

Mon 2/23

1:39 pm-4:10 pm

2 stops18h 31m

$763

CologneDenver

CGN - DEN

CGNDEN

Cologne Köln/Bonn

Mon 1/26

9:10 am-2:35 pm

1 stop13h 25m

Denver Intl

Sun 2/1

5:42 pm-5:10 pm

2 stops15h 28m

$773

CologneDenver

CGN - DEN

CGNDEN

Cologne Köln/Bonn

Fri 4/24

1:00 pm-6:50 pm

1 stop13h 50m

Denver Intl

Sat 5/2

3:20 pm-5:20 pm

2 stops18h 00m

$773

CologneDenver

CGN - DEN

CGNDEN

Cologne Köln/Bonn

Fri 5/1

1:00 pm-9:25 pm

2 stops16h 25m

Denver Intl

Fri 5/8

8:25 pm-5:40 pm

1 stop13h 15m

$834

CologneColorado Springs

CGN - COS

CGNCOS

Cologne Köln/Bonn

Wed 5/6

6:20 am-10:00 pm

2 stops23h 40m

Colorado Springs

Fri 5/22

7:30 am-11:10 am

3 stops19h 40m

$1,998

CologneColorado Springs

CGN - COS

CGNCOS

Cologne Köln/Bonn

Wed 5/6

7:40 am-7:51 pm

3 stops20h 11m

Colorado Springs

Fri 5/22

7:30 am-11:10 am

3 stops19h 40m

$2,080

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/28

Showing 1-10 of 18 results
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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 $716). 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 British Airways fly from Cologne to Colorado in about 30h 15m. The time it takes to get you to your destination can typically vary by up to . The distance from Cologne to Colorado is about 4937 mi.

  • 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 $716). 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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