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Cologne

$688+ Cheap flights from Colorado 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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — CGN
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheap flight deals from Colorado to Cologne

Keep the following information in mind while searching for Colorado to Cologne flight deals. Data was last updated junio 12, 2025.

Round-trip from

$688
(British Airways)

Popular in

January

Cheapest in

March
From Colorado to Cologne Köln/Bonn
Search Deals
Highest demand for flights based on searches. 31% potential increase in price ($592 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 15% potential price decrease ($180 potential savings vs. average RT price).
Search Deals

Find flight deals from Colorado to Cologne

Cheapest flights from Colorado to Cologne
Explore the most affordable flight options available from Colorado to Cologne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

This British Airways deal was found by Cheapflights users on 6/10. 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.
lun. 9/1512:41 pmDEN - CGN
2 stops17h 39mBritish Airways
dom. 9/219:35 pmCGN - DEN
1 stop26h 50mBritish Airways
Deal found 6/10$688
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/156:35 pmDEN - CGN
1 stop17h 55mAmerican Airlines
dom. 9/2110:15 amCGN - DEN
2 stops20h 53mAmerican Airlines
Deal found 6/11$692
This oojo deal was found by Cheapflights users on 6/10. 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.
vie. 7/257:50 pmDEN - CGN
1 stop29h 40mTurkish Airlines
vie. 8/17:10 pmCGN - DEN
1 stop30h 45mTurkish Airlines
Deal found 6/10$1,136
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 7/144:40 pmDEN - CGN
2 stops21h 10mMultiple Airlines
sáb. 7/198:40 amCGN - DEN
2 stops18h 15mMultiple Airlines
Deal found 6/11$1,187
This Ovago deal was found by Cheapflights users on 6/11. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 7/144:15 pmDEN - CGN
1 stop12h 00mLufthansa
sáb. 7/198:40 amCGN - DEN
1 stop17h 55mLufthansa
Deal found 6/11$2,901

Cheapflights Fare Finder

Customize your flight search to find flights from Colorado 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 junio 12, 2025.
Use the filters below to find and compare flights from Colorado to Cologne that are best for you.

Fly from

Colorado

Fly to

Cologne

Route

Depart

Return

Price

DenverCologne

DEN - CGN

DENCGN

Denver Intl

lun. 9/15

12:41 pm-2:20 pm

2 stops17h 39m

Cologne Köln/Bonn

dom. 9/21

9:35 pm-4:25 pm

1 stop26h 50m

$688

DenverCologne

DEN - CGN

DENCGN

Denver Intl

lun. 9/15

6:35 pm-8:30 pm

1 stop17h 55m

Cologne Köln/Bonn

dom. 9/21

10:15 am-11:08 pm

2 stops20h 53m

$692

DenverCologne

DEN - CGN

DENCGN

Denver Intl

vie. 7/25

7:50 pm-9:30 am

1 stop29h 40m

Cologne Köln/Bonn

vie. 8/1

7:10 pm-5:55 pm

1 stop30h 45m

$1,136

DenverCologne

DEN - CGN

DENCGN

Denver Intl

lun. 7/14

4:40 pm-9:50 pm

2 stops21h 10m

Cologne Köln/Bonn

sáb. 7/19

8:40 am-6:55 pm

2 stops18h 15m

$1,187

DenverCologne

DEN - CGN

DENCGN

Denver Intl

lun. 7/14

4:15 pm-12:15 pm

1 stop12h 00m

Cologne Köln/Bonn

sáb. 7/19

8:40 am-6:35 pm

1 stop17h 55m

$2,901

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Best time to book a flight from Colorado to Cologne

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

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

Currently, October is the cheapest month in which you can book a flight from Colorado to Cologne (average of $649). Flying from Colorado to Cologne in June is currently the most expensive (average of $1,307). 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.

What is the cheapest time of day to fly from CO to CGN?

Find hourly flight availability from Colorado to Cologne. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated junio 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Colorado to Cologne as you normally would.

Rainfall in Cologne by month

Plan your trip to Cologne by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Cologne ranges from 2.0 - 3.5 inches per month. June is typically the wettest month, when rainfall can reach 3.5 in. February is typically the driest time to visit Cologne when rainfall is around 2.0 in.

Temperature in Cologne by month

Plan your trip to Cologne by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Cologne, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 junio 12, 2025.
Turkish Airlines
7.3
Good
3,848 reviews

Crew

7.7

Overall

7.3

Food

7.3

Comfort

7.3

Entertainment

7.4

Boarding

7.3

Reviews

1 / 20
2.0
Mediocre

Luoai,May 2025

SFO - IST

I had the worst experience with Turkish airline I started when I got to the counter late but an hour before the flight going to San Francisco they wouldn’t let me check in but it’s ok I understand but for you to cancel my ticket and not Ofer my any kind of refund I had to buy another one way to San Francisco only to figure out that even the return ticket is cancelled so I had to buy another ticket going back it was my mistake for using them it’s my last time I used them twice a year for the same trip and I did not find the treatment of a loyal customer the original ticket they canceled was $1488 and I bought one was from Istanbul for $1025 and returned for $711 + $330 for two bags so I lost more then $2000 in the stupid trip and they lost me as a customer
Turkish Airlines
7.3
Good
3,848 reviews
Turkish Airlines
7.3
Good
3,848 reviews

Crew

7.7

Overall

7.3

Food

7.3

Comfort

7.3

Entertainment

7.4

Boarding

7.3

Reviews

1 / 20
2.0
Mediocre

Luoai,May 2025

SFO - IST

I had the worst experience with Turkish airline I started when I got to the counter late but an hour before the flight going to San Francisco they wouldn’t let me check in but it’s ok I understand but for you to cancel my ticket and not Ofer my any kind of refund I had to buy another one way to San Francisco only to figure out that even the return ticket is cancelled so I had to buy another ticket going back it was my mistake for using them it’s my last time I used them twice a year for the same trip and I did not find the treatment of a loyal customer the original ticket they canceled was $1488 and I bought one was from Istanbul for $1025 and returned for $711 + $330 for two bags so I lost more then $2000 in the stupid trip and they lost me as a customer
American Airlines
7.2
Good
10,000 reviews
Turkish Airlines
7.3
Good
3,848 reviews

Crew

7.7

Overall

7.3

Food

7.3

Comfort

7.3

Entertainment

7.4

Boarding

7.3

Reviews

1 / 20
2.0
Mediocre

Luoai,May 2025

SFO - IST

I had the worst experience with Turkish airline I started when I got to the counter late but an hour before the flight going to San Francisco they wouldn’t let me check in but it’s ok I understand but for you to cancel my ticket and not Ofer my any kind of refund I had to buy another one way to San Francisco only to figure out that even the return ticket is cancelled so I had to buy another ticket going back it was my mistake for using them it’s my last time I used them twice a year for the same trip and I did not find the treatment of a loyal customer the original ticket they canceled was $1488 and I bought one was from Istanbul for $1025 and returned for $711 + $330 for two bags so I lost more then $2000 in the stupid trip and they lost me as a customer
Lufthansa
6.8
Okay
7,139 reviews
Turkish Airlines
7.3
Good
3,848 reviews

Crew

7.7

Overall

7.3

Food

7.3

Comfort

7.3

Entertainment

7.4

Boarding

7.3

Reviews

1 / 20
2.0
Mediocre

Luoai,May 2025

SFO - IST

I had the worst experience with Turkish airline I started when I got to the counter late but an hour before the flight going to San Francisco they wouldn’t let me check in but it’s ok I understand but for you to cancel my ticket and not Ofer my any kind of refund I had to buy another one way to San Francisco only to figure out that even the return ticket is cancelled so I had to buy another ticket going back it was my mistake for using them it’s my last time I used them twice a year for the same trip and I did not find the treatment of a loyal customer the original ticket they canceled was $1488 and I bought one was from Istanbul for $1025 and returned for $711 + $330 for two bags so I lost more then $2000 in the stupid trip and they lost me as a customer
British Airways
6.6
Okay
7,008 reviews
Turkish Airlines
7.3
Good
3,848 reviews

Crew

7.7

Overall

7.3

Food

7.3

Comfort

7.3

Entertainment

7.4

Boarding

7.3

Reviews

1 / 20
2.0
Mediocre

Luoai,May 2025

SFO - IST

I had the worst experience with Turkish airline I started when I got to the counter late but an hour before the flight going to San Francisco they wouldn’t let me check in but it’s ok I understand but for you to cancel my ticket and not Ofer my any kind of refund I had to buy another one way to San Francisco only to figure out that even the return ticket is cancelled so I had to buy another ticket going back it was my mistake for using them it’s my last time I used them twice a year for the same trip and I did not find the treatment of a loyal customer the original ticket they canceled was $1488 and I bought one was from Istanbul for $1025 and returned for $711 + $330 for two bags so I lost more then $2000 in the stupid trip and they lost me as a customer

Related info for your journey

Find useful and relevant information for your journey from Colorado to Cologne. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Cologne from Colorado?

    Most people fly into Cologne Köln/Bonn (CGN) if they book a flight to Cologne from Colorado. Köln/Bonn is conveniently located just 9.5 mi from Cologne’s city center.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Colorado to Cologne (average of $649). Flying from Colorado to Cologne in June is currently the most expensive (average of $1,307). 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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Top airline flying from Colorado to Cologne

Discover the top airline that operate flights from Colorado 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$823Average$1,346FlexibilityNo cancel feeOn-time76%

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