$359+ 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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — CGN
May 22 — May 291
Round-trip
1 adult, Economy
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Find cheap flights from Denver to Cologne with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Denver to Cologne
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Cheapest flights from Denver to CologneExplore 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 22, 2026.
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 22, 2026.
This Gotogate deal was found by Cheapflights users on 4/18. 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 12/18:05 am
DEN
- CGN
2 stops20h 30m
Multiple Airlines
Tue 12/89:10 am
CGN
- DEN
1 stop13h 25m
Multiple Airlines
Deal found 4/18![Multiple Airlines logo]()
$871
This Cheapflightsfares deal was found by Cheapflights users on 4/18. 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 12/14:20 pm
DEN
- CGN
1 stop12h 15m
Lufthansa
Tue 12/89:10 am
CGN
- DEN
1 stop13h 25m
Lufthansa
Deal found 4/18![Lufthansa logo]()
$882
This oojo deal was found by Cheapflights users on 4/20. 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 4/238:25 pm
DEN
- CGN
1 stop29h 00m
Turkish Airlines
Mon 5/257:10 pm
CGN
- DEN
1 stop31h 15m
Turkish Airlines
Deal found 4/20![Turkish Airlines logo]()
$929
This Trip.com deal was found by Cheapflights users on 4/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/184:05 pm
DEN
- CGN
1 stop19h 25m
Lufthansa
Mon 5/258:10 pm
CGN
- DEN
1 stop26h 10m
Lufthansa
Deal found 4/20![Lufthansa logo]()
$967
This United Airlines deal was found by Cheapflights users on 4/20. 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 4/234:35 pm
DEN
- CGN
2 stops17h 05m
United Airlines
Wed 4/291:05 pm
CGN
- DEN
1 stop13h 45m
United Airlines
Deal found 4/20![United Airlines logo]()
$1,043
This Orbitz deal was found by Cheapflights users on 4/20. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/234:35 pm
DEN
- CGN
2 stops18h 55m
Multiple Airlines
Wed 4/296:20 am
CGN
- DEN
2 stops21h 35m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$1,046
This Kiwi.com deal was found by Cheapflights users on 4/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/188:00 pm
DEN
- CGN
1 stop17h 55m
Multiple Airlines
Mon 5/258:15 pm
CGN
- DEN
2 stops34h 56m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$1,068
This Justfly.com deal was found by Cheapflights users on 4/20. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/204:20 pm
DEN
- CGN
1 stop19h 05m
Lufthansa
Sat 12/268:10 pm
CGN
- DEN
1 stop26h 25m
Lufthansa
Deal found 4/20![Lufthansa logo]()
$1,094
This Justfly.com deal was found by Cheapflights users on 4/18. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/14:15 pm
DEN
- CGN
1 stop12h 10m
Lufthansa
Wed 7/158:30 am
CGN
- DEN
1 stop13h 15m
Lufthansa
Deal found 4/18![Lufthansa logo]()
$1,116
This KAYAK deal was found by Cheapflights users on 4/18. 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.
Tue 6/304:05 pm
DEN
- CGN
1 stop17h 15m
Lufthansa
Thu 7/168:30 am
CGN
- DEN
1 stop13h 15m
Lufthansa
Deal found 4/18![Lufthansa logo]()
$1,118
Best flights from Denver to CologneDiscover carefully curated flight deals from Denver to Cologne that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 22, 2026.
Discover carefully curated flight deals from Denver to Cologne that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 22, 2026.
This Trip.com deal was found by Cheapflights users on 4/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/184:05 pm
DEN
- CGN
1 stop19h 25m
Lufthansa
Mon 5/258:10 pm
CGN
- DEN
1 stop26h 10m
Lufthansa
Deal found 4/20![Lufthansa logo]()
$967
This Kiwi.com deal was found by Cheapflights users on 4/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/188:00 pm
DEN
- CGN
1 stop17h 55m
Multiple Airlines
Mon 5/258:15 pm
CGN
- DEN
2 stops34h 56m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$1,068
This Gotogate deal was found by Cheapflights users on 4/19. 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.
Sat 5/911:30 am
DEN
- CGN
2 stops23h 40m
Air Canada
Sat 5/168:30 am
CGN
- DEN
2 stops34h 03m
Air Canada
Deal found 4/19![Air Canada logo]()
$1,136
This United Airlines deal was found by Cheapflights users on 4/18. 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.
Tue 6/301:25 pm
DEN
- CGN
2 stops19h 55m
United Airlines
Tue 7/141:05 pm
CGN
- DEN
1 stop13h 45m
United Airlines
Deal found 4/18![United Airlines logo]()
$1,231
This Justfly.com deal was found by Cheapflights users on 4/19. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/94:05 pm
DEN
- CGN
1 stop12h 20m
Lufthansa
Sat 5/168:30 am
CGN
- DEN
1 stop13h 50m
Lufthansa
Deal found 4/19![Lufthansa logo]()
$1,116
This FlightHub deal was found by Cheapflights users on 4/20. 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.
Tue 6/234:05 pm
DEN
- CGN
1 stop17h 15m
Multiple Airlines
Tue 7/71:05 pm
CGN
- DEN
2 stops29h 28m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$1,120
This United Airlines deal was found by Cheapflights users on 4/18. 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 7/14:20 pm
DEN
- CGN
2 stops17h 00m
United Airlines
Tue 7/141:05 pm
CGN
- DEN
1 stop13h 45m
United Airlines
Deal found 4/18![United Airlines logo]()
$1,231
This Travelocity deal was found by Cheapflights users on 4/19. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/94:05 pm
DEN
- CGN
1 stop12h 20m
Multiple Airlines
Sat 5/167:05 am
CGN
- DEN
2 stops19h 08m
Multiple Airlines
Deal found 4/19![Multiple Airlines logo]()
$1,127
This Lufthansa deal was found by Cheapflights users on 4/18. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/14:15 pm
DEN
- CGN
1 stop12h 10m
Lufthansa
Fri 7/178:30 am
CGN
- DEN
1 stop13h 15m
Lufthansa
Deal found 4/18![Lufthansa logo]()
$1,174
This United Airlines deal was found by Cheapflights users on 4/18. 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.
Tue 6/301:25 pm
DEN
- CGN
2 stops19h 55m
United Airlines
Thu 7/161:05 pm
CGN
- DEN
1 stop32h 40m
United Airlines
Deal found 4/18![United Airlines logo]()
$1,241
This Lufthansa deal was found by Cheapflights users on 4/18. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/24:15 pm
DEN
- CGN
1 stop12h 10m
Lufthansa
Fri 7/178:30 am
CGN
- DEN
1 stop13h 15m
Lufthansa
Deal found 4/18![Lufthansa logo]()
$1,244
Last-minute flights from Denver to CologneDiscover last-minute flight deals from Denver to Cologne. Data last updated April 22, 2026 and is based on user searches.
Discover last-minute flight deals from Denver to Cologne. Data last updated April 22, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 4/20. 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 4/238:25 pm
DEN
- CGN
1 stop29h 00m
Turkish Airlines
Mon 5/257:10 pm
CGN
- DEN
1 stop31h 15m
Turkish Airlines
Deal found 4/20![Turkish Airlines logo]()
$929
This United Airlines deal was found by Cheapflights users on 4/20. 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 4/234:35 pm
DEN
- CGN
2 stops17h 05m
United Airlines
Wed 4/291:05 pm
CGN
- DEN
1 stop13h 45m
United Airlines
Deal found 4/20![United Airlines logo]()
$1,043
This Orbitz deal was found by Cheapflights users on 4/20. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/234:35 pm
DEN
- CGN
2 stops18h 55m
Multiple Airlines
Wed 4/296:20 am
CGN
- DEN
2 stops21h 35m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$1,046
This Orbitz deal was found by Cheapflights users on 4/20. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/234:35 pm
DEN
- CGN
2 stops18h 55m
Lufthansa
Mon 5/251:05 pm
CGN
- DEN
2 stops19h 25m
Lufthansa
Deal found 4/20![Lufthansa logo]()
$1,133
This Justfly.com deal was found by Cheapflights users on 4/19. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/94:05 pm
DEN
- CGN
1 stop12h 20m
Lufthansa
Sat 5/168:30 am
CGN
- DEN
1 stop13h 50m
Lufthansa
Deal found 4/19![Lufthansa logo]()
$1,116
This Travelocity deal was found by Cheapflights users on 4/19. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/94:05 pm
DEN
- CGN
1 stop12h 20m
Multiple Airlines
Sat 5/167:05 am
CGN
- DEN
2 stops19h 08m
Multiple Airlines
Deal found 4/19![Multiple Airlines logo]()
$1,127
This Gotogate deal was found by Cheapflights users on 4/19. 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.
Sat 5/911:30 am
DEN
- CGN
2 stops23h 40m
Air Canada
Sat 5/168:30 am
CGN
- DEN
2 stops34h 03m
Air Canada
Deal found 4/19![Air Canada logo]()
$1,136
This Trip.com deal was found by Cheapflights users on 4/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/184:05 pm
DEN
- CGN
1 stop19h 25m
Lufthansa
Mon 5/258:10 pm
CGN
- DEN
1 stop26h 10m
Lufthansa
Deal found 4/20![Lufthansa logo]()
$967
This Kiwi.com deal was found by Cheapflights users on 4/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/188:00 pm
DEN
- CGN
1 stop17h 55m
Multiple Airlines
Mon 5/258:15 pm
CGN
- DEN
2 stops34h 56m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$1,068
One-way flights from Denver to CologneSearch for one-way flight options from Denver to Cologne. Find affordable one-way fares based on user searches. Data last updated April 22, 2026.
Search for one-way flight options from Denver to Cologne. Find affordable one-way fares based on user searches. Data last updated April 22, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/224:40 pm
DEN
- CGN
2 stops21h 25m
Multiple Airlines
Deal found 4/18![Multiple Airlines logo]()
$359
This oojo deal was found by Cheapflights users on 4/21. 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.
Sat 7/258:25 pm
DEN
- CGN
1 stop29h 00m
Turkish Airlines
Deal found 4/21![Turkish Airlines logo]()
$586
This United Airlines deal was found by Cheapflights users on 4/21. 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 8/96:00 am
DEN
- CGN
2 stops22h 25m
United Airlines
Deal found 4/21![United Airlines logo]()
$636
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 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $967 (Trip.com) |
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 22, 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
Cheapest round-trip
DenverCologne
DEN - CGN
DENCGN
Denver Intl
Mon 5/18
4:05 pm-7:30 pm
1 stop19h 25m
Cologne Köln/Bonn
Mon 5/25
8:10 pm-2:20 pm
1 stop26h 10m
$967
DenverCologne
DEN - CGN
DENCGN
Denver Intl
Mon 5/18
8:00 pm-9:55 pm
1 stop17h 55m
Cologne Köln/Bonn
Mon 5/25
8:15 pm-11:11 pm
2 stops34h 56m
$1,068
DenverCologne
DEN - CGN
DENCGN
Denver Intl
Sat 5/9
4:05 pm-12:25 pm
1 stop12h 20m
Cologne Köln/Bonn
Sat 5/16
8:30 am-2:20 pm
1 stop13h 50m
$1,116
DenverCologne
DEN - CGN
DENCGN
Denver Intl
Tue 6/23
4:05 pm-5:20 pm
1 stop17h 15m
Cologne Köln/Bonn
Tue 7/7
1:05 pm-10:33 am
2 stops29h 28m
$1,120
DenverCologne
DEN - CGN
DENCGN
Denver Intl
Sat 5/9
4:05 pm-12:25 pm
1 stop12h 20m
Cologne Köln/Bonn
Sat 5/16
7:05 am-6:13 pm
2 stops19h 08m
$1,127
DenverCologne
DEN - CGN
DENCGN
Denver Intl
Sat 5/9
11:30 am-7:10 pm
2 stops23h 40m
Cologne Köln/Bonn
Sat 5/16
8:30 am-10:33 am
2 stops34h 03m
$1,136
Quickest round-trip
DenverCologne
DEN - CGN
DENCGN
Denver Intl
Wed 7/1
4:15 pm-12:25 pm
1 stop12h 10m
Cologne Köln/Bonn
Fri 7/17
8:30 am-1:45 pm
1 stop13h 15m
$1,174
DenverCologne
DEN - CGN
DENCGN
Denver Intl
Tue 6/30
1:25 pm-5:20 pm
2 stops19h 55m
Cologne Köln/Bonn
Tue 7/14
1:05 pm-6:50 pm
1 stop13h 45m
$1,231
DenverCologne
DEN - CGN
DENCGN
Denver Intl
Wed 7/1
4:20 pm-5:20 pm
2 stops17h 00m
Cologne Köln/Bonn
Tue 7/14
1:05 pm-6:50 pm
1 stop13h 45m
$1,231
DenverCologne
DEN - CGN
DENCGN
Denver Intl
Tue 6/30
1:25 pm-5:20 pm
2 stops19h 55m
Cologne Köln/Bonn
Thu 7/16
1:05 pm-1:45 pm
1 stop32h 40m
$1,241
Showing 1-10 of 14 resultsSorted 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.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars |
- 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.
DEN-CGN
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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