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$655+ Cheap flights from Colorado to Cologne (CGN)

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 1/26. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — CGN
Jan 28 — Feb 41
Wed 1/28
Wed 2/4
1 adult, Economy
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Cheap flight deals from Colorado to Cologne

Best flights from Colorado to Cologne
Discover carefully curated flight deals from Colorado to Cologne that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 29, 2025.

This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/265:25 pmDEN - CGN
1 stop14h 45mBritish Airways
Mon 2/25:15 pmCGN - DEN
1 stop30h 15mBritish Airways
Deal found 12/29$655
This United Airlines deal was found by Cheapflights users on 12/27. 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.
Thu 2/1912:20 pmCOS - CGN
2 stops15h 50mUnited Airlines
Mon 2/238:40 amCGN - COS
2 stops15h 50mUnited Airlines
Deal found 12/27$787
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/1511:15 amDEN - CGN
3 stops20h 00mMultiple Airlines
Mon 1/266:55 pmCGN - DEN
3 stops33h 00mMultiple Airlines
Deal found 12/29$1,220
This British Airways deal was found by Cheapflights users on 12/27. 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.
Wed 2/185:25 pmDEN - CGN
1 stop14h 45mBritish Airways
Sun 2/224:35 pmCGN - DEN
1 stop30h 55mBritish Airways
Deal found 12/27$730
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/155:25 pmDEN - CGN
1 stop14h 15mBritish Airways
Mon 1/265:15 pmCGN - DEN
1 stop30h 15mBritish Airways
Deal found 12/29$795

Find flight deals from Colorado to Cologne

Keep the following information in mind while searching for Colorado to Cologne flight deals. Data was last updated December 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$655
(oojo)

One-way from

$492
(Iberia)

Popular in

January

Cheapest in

February

Average price

$2,055
Provider with most accurate pricing for Denver Intl-Cologne Köln/Bonn flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Cologne Köln/Bonn flights.
Search Deals
From Colorado to Cologne Köln/Bonn
Search Deals
One-way flight from Colorado to Cologne Köln/Bonn
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($451 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 12% potential price decrease ($164 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 Colorado to Cologne 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 29, 2025.
Use the filters below to find and compare flights from Colorado to Cologne that are best for you.

Fly from

Colorado

Fly to

Cologne

Route

Depart

Return

Price

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Mon 1/26

5:25 pm-4:10 pm

1 stop14h 45m

Cologne Köln/Bonn

Mon 2/2

5:15 pm-3:30 pm

1 stop30h 15m

$655

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Wed 2/18

5:25 pm-4:10 pm

1 stop14h 45m

Cologne Köln/Bonn

Sun 2/22

4:35 pm-3:30 pm

1 stop30h 55m

$730

Colorado SpringsCologne

COS - CGN

COSCGN

Colorado Springs

Thu 2/19

12:20 pm-12:10 pm

2 stops15h 50m

Cologne Köln/Bonn

Mon 2/23

8:40 am-4:30 pm

2 stops15h 50m

$787

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Thu 1/15

5:25 pm-3:40 pm

1 stop14h 15m

Cologne Köln/Bonn

Mon 1/26

5:15 pm-3:30 pm

1 stop30h 15m

$795

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Thu 1/15

11:15 am-3:15 pm

3 stops20h 00m

Cologne Köln/Bonn

Mon 1/26

6:55 pm-7:55 pm

3 stops33h 00m

$1,220

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/29

Best time to book a flight from Colorado to Cologne

Have a flexible travel schedule? Discover the best time to fly to Cologne from Colorado 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 Colorado to Cologne

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

Currently, August is the cheapest month in which you can book a flight from Colorado to Cologne (average of $547). Flying from Colorado to Cologne in June is currently the most expensive (average of $783). 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 Colorado to Cologne. 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 into for flights to Cologne from Colorado?

    Most people fly into Cologne Köln/Bonn (CGN) if they book a flight to Cologne from Colorado. Köln/Bonn is conveniently located just 9.5 mi from Cologne’s city center.

  • How long is the flight from Colorado to Cologne?

    For as low as $655, British Airways can have you in Cologne from Colorado in 15h 05m. Colorado and Cologne are separated by a distance of 4937 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Colorado to Cologne 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 Colorado to Cologne?

    Currently, August is the cheapest month in which you can book a flight from Colorado to Cologne (average of $547). Flying from Colorado to Cologne in June is currently the most expensive (average of $783). 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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