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$749+ 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 9/13. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — CGN
4月 7 — 4月 141
月 4/7
月 4/14
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 4月 2, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$749
(Gurufare)

Popular in

January

Cheapest in

March

Average price

$1,137
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 Colorado to Cologne Köln/Bonn
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Highest demand for flights based on searches. 30% potential increase in price ($574 potential increase over avg. RT price).
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Cheapest flight prices on average. 15% potential price decrease ($178 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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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 4月 2, 2025.

This Gurufare deal was found by Cheapflights users on 4/1. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
土 9/136:35 pmDEN - CGN
1 stop31h 10mBritish Airways
日 9/2110:15 amCGN - DEN
1 stop14h 10mBritish Airways
Deal found 4/1$749
This Trip.com deal was found by Cheapflights users on 3/31. 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.
金 5/167:06 amDEN - CGN
2 stops20h 04mMultiple Airlines
金 5/237:40 amCGN - DEN
2 stops20h 18mMultiple Airlines
Deal found 3/31$1,111
This oojo deal was found by Cheapflights users on 4/1. 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.
木 5/16:15 amDEN - CGN
2 stops43h 15mTurkish Airlines
土 5/317:10 pmCGN - DEN
1 stop30h 45mTurkish Airlines
Deal found 4/1$1,160
This Gurufare deal was found by Cheapflights users on 4/1. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
金 5/164:15 pmDEN - CGN
1 stop12h 00mLufthansa
金 5/236:05 amCGN - DEN
1 stop15h 40mLufthansa
Deal found 4/1$1,398

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 4月 2, 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

土 9/13

6:35 pm-9:45 am

1 stop31h 10m

Cologne Köln/Bonn

日 9/21

10:15 am-4:25 pm

1 stop14h 10m

$749

DenverCologne

DEN - CGN

DENCGN

Denver Intl

金 5/16

7:06 am-11:10 am

2 stops20h 04m

Cologne Köln/Bonn

金 5/23

7:40 am-7:58 pm

2 stops20h 18m

$1,111

DenverCologne

DEN - CGN

DENCGN

Denver Intl

木 5/1

6:15 am-9:30 am

2 stops43h 15m

Cologne Köln/Bonn

土 5/31

7:10 pm-5:55 pm

1 stop30h 45m

$1,160

DenverCologne

DEN - CGN

DENCGN

Denver Intl

金 5/16

4:15 pm-12:15 pm

1 stop12h 00m

Cologne Köln/Bonn

金 5/23

6:05 am-1:45 pm

1 stop15h 40m

$1,398

DenverCologne

DEN - CGN

DENCGN

Denver Intl

金 8/29

8:00 am-10:55 pm

3 stops54h 55m

$1,281

DenverCologne

DEN - CGN

DENCGN

Denver Intl

金 8/29

6:35 pm-9:15 am

1 stop30h 40m

$1,988

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

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 $1,478). 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 4月 2, 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 4月 2, 2025.
Turkish Airlines
7.3
Good
3,748 reviews

Entertainment

7.4

Comfort

7.3

Overall

7.3

Boarding

7.3

Food

7.3

Crew

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2024

ORD - IST

My flight delayed. I miss my connecting flight. From chicago turkish desk told me you get boarding pass on Istanbul but Istanbul turkish desk had no boarding pass for me. Offered me ticket 40 hours later. I miss my all necessary schedules. Look like people are very irresponsible. Just lied to me. Horrible. Never care. Poor, poor. Poor. Minus.
Turkish Airlines
7.3
Good
3,748 reviews
Turkish Airlines
7.3
Good
3,748 reviews

Entertainment

7.4

Comfort

7.3

Overall

7.3

Boarding

7.3

Food

7.3

Crew

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2024

ORD - IST

My flight delayed. I miss my connecting flight. From chicago turkish desk told me you get boarding pass on Istanbul but Istanbul turkish desk had no boarding pass for me. Offered me ticket 40 hours later. I miss my all necessary schedules. Look like people are very irresponsible. Just lied to me. Horrible. Never care. Poor, poor. Poor. Minus.
Lufthansa
6.7
Okay
6,963 reviews
Turkish Airlines
7.3
Good
3,748 reviews

Entertainment

7.4

Comfort

7.3

Overall

7.3

Boarding

7.3

Food

7.3

Crew

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2024

ORD - IST

My flight delayed. I miss my connecting flight. From chicago turkish desk told me you get boarding pass on Istanbul but Istanbul turkish desk had no boarding pass for me. Offered me ticket 40 hours later. I miss my all necessary schedules. Look like people are very irresponsible. Just lied to me. Horrible. Never care. Poor, poor. Poor. Minus.
British Airways
6.6
Okay
6,715 reviews
Turkish Airlines
7.3
Good
3,748 reviews

Entertainment

7.4

Comfort

7.3

Overall

7.3

Boarding

7.3

Food

7.3

Crew

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2024

ORD - IST

My flight delayed. I miss my connecting flight. From chicago turkish desk told me you get boarding pass on Istanbul but Istanbul turkish desk had no boarding pass for me. Offered me ticket 40 hours later. I miss my all necessary schedules. Look like people are very irresponsible. Just lied to me. Horrible. Never care. Poor, poor. Poor. Minus.

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 $1,478). 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.

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Top 2 airlines flying from Colorado to Cologne

Discover the top 2 airlines 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 4月 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$558Average$1,630FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$1,020Average$1,232FlexibilityNo cancel feeOn-time76%

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