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Cologne

$585+ Cheap flights from Denver (DEN) to Cologne (CGN)

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 8/9. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — CGN
May 16 — May 231
Sat 5/16
Sat 5/23
1 adult, Economy
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Cheap 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 April 16, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 4/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/134:05 pm
DEN
-
CGN
1 stop12h 20m
Lufthansa
Tue 5/198:30 am
CGN
-
DEN
1 stop13h 50m
Lufthansa
Deal found 4/12$897
This Gotogate deal was found by Cheapflights users on 4/13. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/119:10 am
DEN
-
CGN
2 stops28h 25m
Multiple Airlines
Mon 5/181:05 pm
CGN
-
DEN
1 stop33h 15m
Multiple Airlines
Deal found 4/13$910
This Gotogate deal was found by Cheapflights users on 4/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/209:40 am
DEN
-
CGN
2 stops23h 40m
Multiple Airlines
Tue 10/279:10 am
CGN
-
DEN
1 stop13h 25m
Multiple Airlines
Deal found 4/11$913
This KAYAK deal was found by Cheapflights users on 4/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/104:05 pm
DEN
-
CGN
1 stop12h 20m
Lufthansa
Tue 5/198:30 am
CGN
-
DEN
1 stop13h 50m
Lufthansa
Deal found 4/11$914
This Expedia deal was found by Cheapflights users on 4/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1311:25 am
DEN
-
CGN
2 stops17h 00m
Air Canada
Tue 5/191:05 pm
CGN
-
DEN
2 stops18h 05m
Air Canada
Deal found 4/12$917
This United Airlines deal was found by Cheapflights users on 4/11. 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 5/103:25 pm
DEN
-
CGN
2 stops17h 55m
United Airlines
Thu 5/211:05 pm
CGN
-
DEN
1 stop13h 45m
United Airlines
Deal found 4/11$918
This United Airlines deal was found by Cheapflights users on 4/11. 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 5/114:05 pm
DEN
-
CGN
1 stop17h 15m
United Airlines
Tue 5/191:05 pm
CGN
-
DEN
2 stops18h 45m
United Airlines
Deal found 4/11$924
This United Airlines deal was found by Cheapflights users on 4/11. 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 5/103:25 pm
DEN
-
CGN
2 stops17h 55m
United Airlines
Mon 5/181:05 pm
CGN
-
DEN
1 stop33h 15m
United Airlines
Deal found 4/11$929
This Air Canada deal was found by Cheapflights users on 4/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/209:40 am
DEN
-
CGN
2 stops18h 45m
Air Canada
Tue 10/279:10 am
CGN
-
DEN
2 stops34h 27m
Air Canada
Deal found 4/11$934
This United Airlines deal was found by Cheapflights users on 4/12. 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.
Wed 11/44:20 pm
DEN
-
CGN
1 stop16h 55m
United Airlines
Sun 11/81:35 pm
CGN
-
DEN
1 stop13h 20m
United Airlines
Deal found 4/12$947

Find 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 April 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$897
(Cheapflightsfares)

One-way from

$585
(oojo)
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 Denver Intl to Cologne Köln/Bonn
Search Deals
One-way flight from Denver Intl to Cologne Köln/Bonn
Search Deals

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 April 16, 2026.
Use the filters below to find and compare flights from Denver to Cologne that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Mon 5/11

9:10 am-9:35 pm

2 stops28h 25m

Cologne Köln/Bonn

Mon 5/18

1:05 pm-2:20 pm

1 stop33h 15m

$910

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Sun 5/10

3:25 pm-5:20 pm

2 stops17h 55m

Cologne Köln/Bonn

Tue 5/19

1:05 pm-6:50 pm

1 stop13h 45m

$918

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Sun 5/10

8:25 pm-5:20 pm

1 stop12h 55m

Cologne Köln/Bonn

Mon 5/18

1:05 pm-2:20 pm

1 stop33h 15m

$924

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Mon 5/11

4:05 pm-5:20 pm

1 stop17h 15m

Cologne Köln/Bonn

Tue 5/19

1:05 pm-11:50 pm

2 stops18h 45m

$924

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Thu 5/14

4:05 pm-12:25 pm

1 stop12h 20m

Cologne Köln/Bonn

Tue 5/19

8:30 am-2:20 pm

1 stop13h 50m

$971
Quickest round-trip

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Mon 5/11

4:05 pm-12:25 pm

1 stop12h 20m

Cologne Köln/Bonn

Mon 5/18

1:05 pm-6:50 pm

1 stop13h 45m

$977

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Thu 5/14

4:05 pm-5:40 pm

1 stop17h 35m

Cologne Köln/Bonn

Tue 5/19

1:05 pm-6:50 pm

1 stop13h 45m

$991
Cheapest one-way

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Sun 8/9

8:25 pm-9:25 am

1 stop29h 00m

$585

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Sat 7/25

8:25 pm-1:50 pm

1 stop33h 25m

$585
Quickest one-way

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Sun 8/9

6:00 am-12:25 pm

2 stops22h 25m

$636

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/11

Sorted by cheapest first

Compare providers for flights from Denver to Cologne

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Denver to Cologne in April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Denver-Cologne flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Denver-Cologne flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Denver-Cologne flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Denver-Cologne flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Denver-Cologne flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

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 United Airlines fly from Denver to Cologne in about 17h 55m. 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.

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