HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Colorado

$690+ Cheap flights from Cologne (CGN) to Colorado

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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
CGN — DEN
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Cologne to Colorado 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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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 Cologne to Colorado

Best flights from Cologne to Colorado
Discover carefully curated flight deals from Cologne to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 15, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/159:10 amCGN - DEN
1 stop13h 25mLufthansa
Wed 1/214:20 pmDEN - CGN
1 stop12h 30mLufthansa
Deal found 12/15$703
This AirNGo deal was found by Cheapflights users on 12/15. 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/158:40 amCGN - DEN
2 stops19h 15mAir Canada
Wed 1/215:30 pmDEN - CGN
2 stops34h 40mAir Canada
Deal found 12/15$714
This Expedia deal was found by Cheapflights users on 12/13. 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.
Wed 3/118:20 pmCGN - DEN
2 stops30h 35mMultiple Airlines
Thu 3/195:20 pmDEN - CGN
1 stop18h 35mMultiple Airlines
Deal found 12/13$725
This Expedia deal was found by Cheapflights users on 12/13. 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.
Wed 3/119:10 amCGN - DEN
1 stop13h 25mLufthansa
Thu 3/195:20 pmDEN - CGN
1 stop12h 15mLufthansa
Deal found 12/13$709
This United Airlines deal was found by Cheapflights users on 12/12. 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 4/161:00 pmCGN - COS
2 stops17h 01mUnited Airlines
Mon 4/2011:36 amCOS - CGN
2 stops21h 44mUnited Airlines
Deal found 12/12$1,422
This Flysmarter deal was found by Cheapflights users on 12/14. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/159:10 amCGN - DEN
1 stop13h 25mMultiple Airlines
Wed 1/218:05 amDEN - CGN
2 stops30h 20mMultiple Airlines
Deal found 12/14$733
This Flysmarter deal was found by Cheapflights users on 12/13. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/118:40 amCGN - DEN
3 stops20h 15mAir Canada
Thu 3/193:56 pmDEN - CGN
2 stops17h 24mAir Canada
Deal found 12/13$761

Find flight deals from Cologne to Colorado

Keep the following information in mind while searching for Cologne to Colorado flight deals. Data was last updated December 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$690
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$1,310
Provider with most accurate pricing for Cologne Köln/Bonn-Denver Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Cologne Köln/Bonn-Denver Intl flights.
Search Deals
From Cologne Köln/Bonn to Colorado
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($251 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($46 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Cologne to Colorado 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 December 15, 2025.
Use the filters below to find and compare flights from Cologne to Colorado that are best for you.

Fly from

Cologne

Fly to

Colorado

Route

Depart

Return

Price

CologneDenver

CGN - DEN

CGNDEN

Cologne Köln/Bonn

Thu 1/15

9:10 am-2:35 pm

1 stop13h 25m

Denver Intl

Wed 1/21

4:20 pm-12:50 pm

1 stop12h 30m

$703

CologneDenver

CGN - DEN

CGNDEN

Cologne Köln/Bonn

Wed 3/11

9:10 am-3:35 pm

1 stop13h 25m

Denver Intl

Thu 3/19

5:20 pm-12:35 pm

1 stop12h 15m

$709

CologneDenver

CGN - DEN

CGNDEN

Cologne Köln/Bonn

Thu 1/15

8:40 am-7:55 pm

2 stops19h 15m

Denver Intl

Wed 1/21

5:30 pm-12:10 pm

2 stops34h 40m

$714

CologneDenver

CGN - DEN

CGNDEN

Cologne Köln/Bonn

Wed 3/11

8:20 pm-7:55 pm

2 stops30h 35m

Denver Intl

Thu 3/19

5:20 pm-6:55 pm

1 stop18h 35m

$725

CologneDenver

CGN - DEN

CGNDEN

Cologne Köln/Bonn

Thu 1/15

9:10 am-2:35 pm

1 stop13h 25m

Denver Intl

Wed 1/21

8:05 am-10:25 pm

2 stops30h 20m

$733

CologneDenver

CGN - DEN

CGNDEN

Cologne Köln/Bonn

Wed 3/11

8:40 am-9:55 pm

3 stops20h 15m

Denver Intl

Thu 3/19

3:56 pm-4:20 pm

2 stops17h 24m

$761

CologneColorado Springs

CGN - COS

CGNCOS

Cologne Köln/Bonn

Thu 4/16

1:00 pm-10:01 pm

2 stops17h 01m

Colorado Springs

Mon 4/20

11:36 am-5:20 pm

2 stops21h 44m

$1,422

CologneDenver

CGN - DEN

CGNDEN

Cologne Köln/Bonn

Sat 4/25

6:25 pm-7:00 pm

3 stops56h 35m

$1,462

CologneDenver

CGN - DEN

CGNDEN

Cologne Köln/Bonn

Sun 4/26

1:35 pm-7:00 pm

2 stops37h 25m

$1,480

CologneDenver

CGN - DEN

CGNDEN

Cologne Köln/Bonn

Sat 4/25

7:10 pm-6:25 pm

1 stop31h 15m

$3,202

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 12 results
1
2

Best time to book a flight from Cologne to Colorado

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

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

Currently, March is the cheapest month in which you can book a flight from Cologne to Colorado (average of $528). Flying from Cologne to Colorado in July is currently the most expensive (average of $716). 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.

Related info for your journey

Find useful and relevant information for your journey from Cologne to Colorado. 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 from for flights from Cologne to Colorado?

    If you book a flight to Colorado from Cologne, you will be flying from Köln/Bonn, which is the city’s only airport. Cologne Köln/Bonn (CGN) is located 9.5 mi from the center of Cologne.

  • How long is the flight from Cologne to Colorado?

    Airlines like Lufthansa, Air Canada, and United Airlines fly from Cologne to Colorado in about 13h 25m. The time it takes to get you to your destination can typically vary by up to 5h 50m. The distance from Cologne to Colorado is about 4937 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Cologne to Colorado (average of $528). Flying from Cologne to Colorado in July is currently the most expensive (average of $716). 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

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.

Alternative routes for Cologne to Colorado

See prices for flight routes from nearby airports that may be better suited for you.
Frankfurt to Newark flights
Frankfurt to John F Kennedy Intl flights
Frankfurt to LaGuardia flights
Frankfurt to Miami flights
Berlin to Newark flights
Munich to John F Kennedy Intl flights
Munich to Newark flights
Frankfurt to Los Angeles flights
Frankfurt to Las Vegas flights
Berlin to John F Kennedy Intl flights
Duesseldorf Intl to Newark flights
Frankfurt to O'Hare Intl flights
Munich to LaGuardia flights
Frankfurt-Hahn to John F Kennedy Intl flights
Berlin to LaGuardia flights
Duesseldorf Intl to LaGuardia flights
Frankfurt to Fort Lauderdale flights
Duesseldorf Intl to John F Kennedy Intl flights
Frankfurt to Dallas/Fort Worth flights
Munich to Miami flights
Frankfurt to San Francisco flights
Frankfurt to Orlando flights
Frankfurt to Dulles Intl flights
Frankfurt to Ontario flights
Frankfurt to West Palm Beach flights
Frankfurt to Santa Ana flights
Frankfurt to Seattle flights
Frankfurt to Hobby flights
Munich to San Francisco flights
Frankfurt-Hahn to Newark flights
Frankfurt to Atlanta flights
Frankfurt to San Jose flights
Frankfurt to Oakland flights
Frankfurt to Long Beach flights
Munich to Los Angeles flights
Hamburg to John F Kennedy Intl flights
Frankfurt to George Bush Intcntl flights
Hamburg to Newark flights
Frankfurt-Hahn to Miami flights
Hamburg to LaGuardia flights
Berlin to Miami flights
Frankfurt to Boston flights
Stuttgart to John F Kennedy Intl flights
Frankfurt to Denver flights
Frankfurt-Hahn to Los Angeles flights
Stuttgart to LaGuardia flights
Frankfurt-Hahn to San Francisco flights
Cologne to Newark flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.