$464+ 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
Jul 21 — Jul 281
Round-trip
1 adult, Economy
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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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Best
One-way
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 June 21, 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 June 21, 2026.
This oojo deal was found by Cheapflights users on 6/19. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/234:15 pm
DEN
- CGN
1 stop17h 00m
Lufthansa
Wed 12/28:00 pm
CGN
- DEN
1 stop26h 30m
Lufthansa
Deal found 6/19![Lufthansa logo]()
$822
This Gotogate deal was found by Cheapflights users on 6/19. 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.
Mon 11/2311:15 am
DEN
- CGN
2 stops17h 35m
Multiple Airlines
Wed 12/28:00 pm
CGN
- DEN
1 stop26h 30m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$831
This Sembo deal was found by Cheapflights users on 6/21. 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 Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/109:40 am
DEN
- CGN
2 stops18h 45m
Multiple Airlines
Wed 8/196:05 pm
CGN
- DEN
1 stop27h 40m
Multiple Airlines
Deal found 6/21![Multiple Airlines logo]()
$914
This oojo deal was found by Cheapflights users on 6/17. 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.
Tue 9/84:15 pm
DEN
- CGN
1 stop19h 15m
Lufthansa
Mon 9/148:10 pm
CGN
- DEN
1 stop25h 35m
Lufthansa
Deal found 6/17![Lufthansa logo]()
$925
This Gotogate deal was found by Cheapflights users on 6/17. 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 9/89:40 am
DEN
- CGN
2 stops23h 40m
Multiple Airlines
Mon 9/146:05 pm
CGN
- DEN
1 stop27h 40m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$931
This Gotogate deal was found by Cheapflights users on 6/17. 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 11/18:15 am
DEN
- CGN
2 stops20h 20m
Multiple Airlines
Sat 11/78:10 pm
CGN
- DEN
1 stop26h 20m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$939
This oojo deal was found by Cheapflights users on 6/17. 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.
Sun 11/14:15 pm
DEN
- CGN
1 stop17h 00m
Lufthansa
Sat 11/76:00 pm
CGN
- DEN
1 stop28h 30m
Lufthansa
Deal found 6/17![Lufthansa logo]()
$942
This Sembo deal was found by Cheapflights users on 6/21. 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 Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/58:00 am
DEN
- CGN
2 stops27h 30m
Multiple Airlines
Wed 8/121:05 pm
CGN
- DEN
2 stops29h 30m
Multiple Airlines
Deal found 6/21![Multiple Airlines logo]()
$970
This Booking.com deal was found by Cheapflights users on 6/21. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/54:15 pm
DEN
- CGN
1 stop17h 05m
Lufthansa
Wed 8/128:30 am
CGN
- DEN
1 stop13h 15m
Lufthansa
Deal found 6/21![Lufthansa logo]()
$971
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 June 21, 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 June 21, 2026.
This oojo deal was found by Cheapflights users on 6/19. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/234:15 pm
DEN
- CGN
1 stop17h 00m
Lufthansa
Wed 12/28:00 pm
CGN
- DEN
1 stop26h 30m
Lufthansa
Deal found 6/19![Lufthansa logo]()
$822
This Expedia deal was found by Cheapflights users on 6/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2311:15 am
DEN
- CGN
2 stops17h 35m
Multiple Airlines
Wed 12/28:20 pm
CGN
- DEN
2 stops32h 07m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$855
This United Airlines deal was found by Cheapflights users on 6/17. 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.
Sat 8/111:59 pm
DEN
- CGN
2 stops28h 26m
United Airlines
Sat 8/81:05 pm
CGN
- DEN
1 stop32h 40m
United Airlines
Deal found 6/17![United Airlines logo]()
$1,062
This Sembo deal was found by Cheapflights users on 6/21. 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 Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/109:40 am
DEN
- CGN
2 stops18h 45m
Multiple Airlines
Wed 8/198:10 pm
CGN
- DEN
2 stops28h 24m
Multiple Airlines
Deal found 6/21![Multiple Airlines logo]()
$916
This Booking.com deal was found by Cheapflights users on 6/21. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/54:15 pm
DEN
- CGN
1 stop17h 05m
Lufthansa
Wed 8/128:30 am
CGN
- DEN
1 stop13h 15m
Lufthansa
Deal found 6/21![Lufthansa logo]()
$971
This Sembo deal was found by Cheapflights users on 6/21. 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 Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/58:00 am
DEN
- CGN
2 stops27h 30m
Multiple Airlines
Wed 8/121:05 pm
CGN
- DEN
2 stops29h 30m
Multiple Airlines
Deal found 6/21![Multiple Airlines logo]()
$970
This KAYAK deal was found by Cheapflights users on 6/17. 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 11/11:25 pm
DEN
- CGN
2 stops19h 50m
Lufthansa
Sat 11/76:00 pm
CGN
- DEN
2 stops29h 35m
Lufthansa
Deal found 6/17![Lufthansa logo]()
$1,127
This Gotogate deal was found by Cheapflights users on 6/17. 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 8/14:15 pm
DEN
- CGN
1 stop12h 10m
Multiple Airlines
Sat 8/88:30 am
CGN
- DEN
2 stops23h 22m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$1,082
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 June 21, 2026.
Search for one-way flight options from Denver to Cologne. Find affordable one-way fares based on user searches. Data last updated June 21, 2026.
This oojo deal was found by Cheapflights users on 6/20. 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.
Sun 8/94:15 pm
DEN
- CGN
1 stop17h 05m
Lufthansa
Deal found 6/20![Lufthansa logo]()
$464
This FlightHub deal was found by Cheapflights users on 6/20. 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.
Sun 8/99:40 am
DEN
- CGN
2 stops18h 45m
Air Canada
Deal found 6/20![Air Canada logo]()
$479
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 June 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $822 (oojo) |
One-way from | $464 (oojo) |
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 June 21, 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 11/23
4:15 pm-5:15 pm
1 stop17h 00m
Cologne Köln/Bonn
Wed 12/2
8:00 pm-2:30 pm
1 stop26h 30m
$822
DenverCologne
DEN - CGN
DENCGN
Denver Intl
Mon 11/23
11:15 am-12:50 pm
2 stops17h 35m
Cologne Köln/Bonn
Wed 12/2
8:20 pm-8:27 pm
2 stops32h 07m
$855
DenverCologne
DEN - CGN
DENCGN
Denver Intl
Mon 8/10
9:40 am-12:25 pm
2 stops18h 45m
Cologne Köln/Bonn
Wed 8/19
8:10 pm-4:34 pm
2 stops28h 24m
$916
DenverCologne
DEN - CGN
DENCGN
Denver Intl
Wed 8/5
8:00 am-7:30 pm
2 stops27h 30m
Cologne Köln/Bonn
Wed 8/12
1:05 pm-10:35 am
2 stops29h 30m
$970
Quickest round-trip
DenverCologne
DEN - CGN
DENCGN
Denver Intl
Wed 8/5
4:15 pm-5:20 pm
1 stop17h 05m
Cologne Köln/Bonn
Wed 8/12
8:30 am-1:45 pm
1 stop13h 15m
$971
DenverCologne
DEN - CGN
DENCGN
Denver Intl
Sat 8/1
11:59 pm-12:25 pm
2 stops28h 26m
Cologne Köln/Bonn
Sat 8/8
1:05 pm-1:45 pm
1 stop32h 40m
$1,062
DenverCologne
DEN - CGN
DENCGN
Denver Intl
Sat 8/1
4:15 pm-12:25 pm
1 stop12h 10m
Cologne Köln/Bonn
Sat 8/8
8:30 am-11:52 pm
2 stops23h 22m
$1,082
DenverCologne
DEN - CGN
DENCGN
Denver Intl
Sun 11/1
1:25 pm-5:15 pm
2 stops19h 50m
Cologne Köln/Bonn
Sat 11/7
6:00 pm-3:35 pm
2 stops29h 35m
$1,127
Cheapest one-way
Quickest one-way
DenverCologne
DEN - CGN
DENCGN
Denver Intl
Sun 8/9
4:15 pm-5:20 pm
1 stop17h 05m
$464
DenverCologne
DEN - CGN
DENCGN
Denver Intl
Sun 8/9
9:40 am-12:25 pm
2 stops18h 45m
$479
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 June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 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.
Reviews of airlines servicing Cologne
Get insights into the airlines that provide service to Cologne. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Cologne. Reviews last updated June 21, 2026.
Read reviews from past customers who have flown Lufthansa from Denver to Cologne. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
6.3
Comfort
6.8
Entertainment
6.4
Overall
6.8
Crew
7.6
Boarding
7.0
Reviews
1 / 20
4.0
OkayAnonymous,May 2026
SFO - FRA
Food
6.3
Comfort
6.8
Entertainment
6.4
Overall
6.8
Crew
7.6
Boarding
7.0
Reviews
1 / 20
4.0
OkayAnonymous,May 2026
SFO - FRA
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.
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Complete your trip
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Popular flights
Alternative routes for Denver to Cologne
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Other flights to Cologne
Explore flights to Cologne departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 21, 2026.
Complete your trip
Complete your trip to Cologne by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Denver to Cologne by cabin class
Find flights from Denver to Cologne, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Denver and Cologne flights
Browse other Denver and Cologne flight options. Last updated on June 21, 2026.
Other flights from Denver
Browse through other flights departing from Denver. Flights are based on user searches made on Cheapflights and were last updated on June 21, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Denver to Cologne
Discover the top airline that operate flights from Denver to Cologne. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$630 | Average$1,156 | FlexibilityNo cancel fee | On-time76% |