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Cologne

$336+ 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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — CGN
Jun 18 — Jun 251
Thu 6/18
Thu 6/25
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 May 19, 2026.

This Gotogate deal was found by Cheapflights users on 5/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/108:15 am
DEN
-
CGN
2 stops25h 00m
Multiple Airlines
Tue 11/179:10 am
CGN
-
DEN
1 stop13h 25m
Multiple Airlines
Deal found 5/16$864
This Gotogate deal was found by Cheapflights users on 5/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/911:15 am
DEN
-
CGN
2 stops17h 35m
Multiple Airlines
Mon 11/161:20 pm
CGN
-
DEN
1 stop33h 15m
Multiple Airlines
Deal found 5/16$878
This Cheapflightsfares deal was found by Cheapflights users on 5/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/104:20 pm
DEN
-
CGN
1 stop16h 55m
Lufthansa
Tue 11/179:10 am
CGN
-
DEN
1 stop13h 25m
Lufthansa
Deal found 5/16$881
This FlightHub deal was found by Cheapflights users on 5/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/94:20 pm
DEN
-
CGN
1 stop16h 55m
Lufthansa
Mon 11/168:10 pm
CGN
-
DEN
1 stop26h 25m
Lufthansa
Deal found 5/16$905
This Gotogate deal was found by Cheapflights users on 5/15. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/134:15 pm
DEN
-
CGN
1 stop12h 10m
Multiple Airlines
Tue 9/221:05 pm
CGN
-
DEN
2 stops18h 03m
Multiple Airlines
Deal found 5/15$908
This Cheapflightsfares deal was found by Cheapflights users on 5/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/134:15 pm
DEN
-
CGN
1 stop19h 15m
Lufthansa
Tue 9/228:30 am
CGN
-
DEN
1 stop13h 15m
Lufthansa
Deal found 5/15$914
This Turkish Airlines deal was found by Cheapflights users on 5/14. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/17:20 pm
DEN
-
CGN
1 stop31h 15m
Turkish Airlines
Thu 12/36:15 pm
CGN
-
DEN
1 stop31h 20m
Turkish Airlines
Deal found 5/14$1,089
This Cheapflightsfares deal was found by Cheapflights users on 5/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/244:15 pm
DEN
-
CGN
1 stop18h 40m
Lufthansa
Wed 8/58:30 am
CGN
-
DEN
1 stop13h 15m
Lufthansa
Deal found 5/15$1,105

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 May 19, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$864
(Gotogate)

One-way from

$336
(Kiwi.com)
Provider with most accurate pricing for Denver Intl-Cologne Köln/Bonn flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-Cologne Köln/Bonn flights.
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From Denver Intl to Cologne Köln/Bonn
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One-way flight from Denver Intl to Cologne Köln/Bonn
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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 May 19, 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

Sun 9/13

4:15 pm-12:25 pm

1 stop12h 10m

Cologne Köln/Bonn

Tue 9/22

1:05 pm-11:08 pm

2 stops18h 03m

$908

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Sun 9/13

4:15 pm-7:30 pm

1 stop19h 15m

Cologne Köln/Bonn

Tue 9/22

8:30 am-1:45 pm

1 stop13h 15m

$914

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Fri 7/24

4:15 pm-6:55 pm

1 stop18h 40m

Cologne Köln/Bonn

Wed 8/5

1:05 pm-11:48 pm

2 stops18h 43m

$1,115

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Fri 7/24

11:25 am-12:25 pm

2 stops17h 00m

Cologne Köln/Bonn

Wed 8/5

8:30 am-8:22 pm

2 stops19h 52m

$1,143

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Wed 6/17

4:05 pm-7:30 pm

1 stop19h 25m

Cologne Köln/Bonn

Mon 6/22

8:10 pm-2:20 pm

1 stop26h 10m

$1,157

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Wed 6/10

11:30 am-12:25 pm

2 stops16h 55m

Cologne Köln/Bonn

Thu 6/18

8:30 am-2:20 pm

1 stop13h 50m

$1,257
Quickest round-trip

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Thu 6/11

4:05 pm-12:25 pm

1 stop12h 20m

Cologne Köln/Bonn

Tue 6/16

8:30 am-2:20 pm

1 stop13h 50m

$1,309

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Fri 6/12

4:05 pm-12:25 pm

1 stop12h 20m

Cologne Köln/Bonn

Tue 6/16

8:30 am-2:20 pm

1 stop13h 50m

$1,372

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Sat 6/27

8:25 pm-7:10 pm

2 stops14h 45m

Cologne Köln/Bonn

Fri 7/10

8:30 am-1:45 pm

1 stop13h 15m

$1,669
Cheapest one-way

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Sun 8/16

4:40 pm-10:55 pm

2 stops22h 15m

$418

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/15

Showing 1-10 of 17 resultsSorted by cheapest first
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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 May.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 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 Lufthansa fly from Denver to Cologne in about 19h 15m. 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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