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$645+ Cheap flights from Denver (DEN) 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 10/26. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — CGN
oct. 17 — oct. 241
vie. 10/17
vie. 10/24
1 adult, Economy
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Cheap flight deals from Denver to Cologne

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Cologne (CGN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated septiembre 17, 2025.

Round-trip from

$645
(AirNGo)
From Denver Intl to Cologne Köln/Bonn
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Find flight deals from Denver to Cologne

Cheapest flights from Denver to Cologne
Explore the most affordable flight options available from Denver to Cologne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 17, 2025.

This AirNGo deal was found by Cheapflights users on 9/16. 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/266:25 pmDEN - CGN
1 stop15h 05mBritish Airways
lun. 11/35:15 pmCGN - DEN
1 stop30h 15mBritish Airways
Deal found 9/16$645
This British Airways deal was found by Cheapflights users on 9/15. 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.
jue. 10/166:35 pmDEN - CGN
1 stop30h 55mBritish Airways
jue. 10/305:05 pmCGN - DEN
1 stop30h 25mBritish Airways
Deal found 9/15$725
This Mytrip deal was found by Cheapflights users on 9/15. 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.
vie. 10/314:40 pmDEN - CGN
3 stops19h 20mMultiple Airlines
sáb. 11/810:45 pmCGN - DEN
2 stops27h 20mMultiple Airlines
Deal found 9/15$756
This Ovago deal was found by Cheapflights users on 9/15. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/316:25 pmDEN - CGN
1 stop14h 55mBritish Airways
sáb. 11/85:10 pmCGN - DEN
1 stop30h 20mBritish Airways
Deal found 9/15$778
This FlightHub deal was found by Cheapflights users on 9/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/187:50 pmDEN - CGN
1 stop29h 40mTurkish Airlines
sáb. 9/207:10 pmCGN - DEN
1 stop30h 45mTurkish Airlines
Deal found 9/15$828

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver 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 septiembre 17, 2025.
Use the filters below to find and compare flights from Denver to Cologne that are best for you.

Fly from

Denver

Fly to

Cologne

Route

Depart

Return

Price

DenverCologne

DEN - CGN

DENCGN

Denver Intl

dom. 10/26

6:25 pm-4:30 pm

1 stop15h 05m

Cologne Köln/Bonn

lun. 11/3

5:15 pm-3:30 pm

1 stop30h 15m

$645

DenverCologne

DEN - CGN

DENCGN

Denver Intl

jue. 10/16

6:35 pm-9:30 am

1 stop30h 55m

Cologne Köln/Bonn

jue. 10/30

5:05 pm-4:30 pm

1 stop30h 25m

$725

DenverCologne

DEN - CGN

DENCGN

Denver Intl

vie. 10/31

4:40 pm-7:00 pm

3 stops19h 20m

Cologne Köln/Bonn

sáb. 11/8

10:45 pm-6:05 pm

2 stops27h 20m

$756

DenverCologne

DEN - CGN

DENCGN

Denver Intl

vie. 10/31

6:25 pm-4:20 pm

1 stop14h 55m

Cologne Köln/Bonn

sáb. 11/8

5:10 pm-3:46 pm

2 stops30h 36m

$782

DenverCologne

DEN - CGN

DENCGN

Denver Intl

dom. 10/26

6:45 pm-8:55 am

3 stops31h 10m

Cologne Köln/Bonn

lun. 11/3

5:55 pm-4:00 pm

3 stops30h 05m

$966

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Best time to book a flight from Denver to Cologne

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

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

Currently, October is the cheapest month in which you can book a flight from Denver to Cologne (average of $649). Flying from Denver to Cologne in June is currently the most expensive (average of $1,249). 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 Denver to Cologne. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Denver to Cologne?

    Airlines like British Airways fly from Denver to Cologne in about 15h 05m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 4937 mi.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Denver to Cologne (average of $649). Flying from Denver to Cologne in June is currently the most expensive (average of $1,249). 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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