HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Cologne

$436+ 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 7/16. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — CGN
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

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
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 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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$706
(FlightHub)

One-way from

$436
(Kiwi.com)

Popular in

January

Cheapest in

March

Average price

$726
Provider with most accurate pricing for Denver Intl-Cologne Köln/Bonn flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Cologne Köln/Bonn flights.
Search Deals
From Denver Intl to Cologne Köln/Bonn
Search Deals
One-way flight from Denver Intl to Cologne Köln/Bonn
Search Deals
Highest demand for flights based on searches. 31% potential increase in price ($602 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 16% potential price decrease ($181 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2025
Search Deals

Find flight deals from Denver to Cologne

Cheapest flights from Denver to Cologne
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 February 20, 2025.

This FlightHub deal was found by Cheapflights users on 2/20. 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 4/87:50 pmDEN - CGN
1 stop34h 00mTurkish Airlines
Mon 4/142:50 pmCGN - DEN
1 stop35h 05mTurkish Airlines
Deal found 2/20$706
This Cheapflightsfares deal was found by Cheapflights users on 2/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/66:35 pmDEN - CGN
1 stop18h 50mBritish Airways
Mon 5/1910:50 amCGN - DEN
1 stop13h 35mBritish Airways
Deal found 2/20$718
This American Airlines deal was found by Cheapflights users on 2/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/61:45 pmDEN - CGN
2 stops23h 40mAmerican Airlines
Mon 5/1910:50 amCGN - DEN
1 stop13h 35mAmerican Airlines
Deal found 2/20$723
This American Airlines deal was found by Cheapflights users on 2/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2212:31 pmDEN - CGN
2 stops24h 54mMultiple Airlines
Thu 5/19:55 pmCGN - DEN
1 stop26h 30mMultiple Airlines
Deal found 2/20$724
This Gurufare deal was found by Cheapflights users on 2/19. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/154:25 pmDEN - CGN
1 stop12h 20mLufthansa
Sat 11/229:10 amCGN - DEN
1 stop13h 30mLufthansa
Deal found 2/19$1,111
This Air Canada deal was found by Cheapflights users on 2/20. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/111:25 amDEN - CGN
2 stops15h 45mAir Canada
Sat 5/317:40 amCGN - DEN
2 stops18h 40mAir Canada
Deal found 2/20$1,429

Find flights from Denver to Cologne within your budget

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 February 20, 2025.

Fly from

Denver

Fly to

Cologne

Route

Depart

Return

Price

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Tue 4/8

7:50 pm-1:50 pm

1 stop34h 00m

Cologne Köln/Bonn

Mon 4/14

2:50 pm-5:55 pm

1 stop35h 05m

$706

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Tue 5/6

6:35 pm-9:25 pm

1 stop18h 50m

Cologne Köln/Bonn

Mon 5/19

10:50 am-4:25 pm

1 stop13h 35m

$718

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Tue 5/6

1:45 pm-9:25 pm

2 stops23h 40m

Cologne Köln/Bonn

Mon 5/19

10:50 am-4:25 pm

1 stop13h 35m

$723

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Tue 4/22

12:31 pm-9:25 pm

2 stops24h 54m

Cologne Köln/Bonn

Thu 5/1

9:55 pm-4:25 pm

1 stop26h 30m

$724

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Thu 5/1

11:25 am-11:10 am

2 stops15h 45m

Cologne Köln/Bonn

Sat 5/31

7:40 am-6:20 pm

2 stops18h 40m

$1,429

DenverCologne

DEN - CGN

DENCGN

Denver Intl

Wed 7/16

8:21 am-8:30 am

2 stops40h 09m

$436

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

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 February.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • 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.
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.

Travel insights for flights from Denver to Cologne

Get recent, data-driven insights about flights from Denver to Cologne including ideal travel times, pricing trends, and more.

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

Currently, October is the cheapest month in which you can book a flight from Denver to Cologne (average of $649). Flying from Denver to Cologne in June is currently the most expensive (average of $1,497). 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.

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 February 20, 2025.
Turkish Airlines
7.3
Good
3,832 reviews

Entertainment

7.4

Boarding

7.3

Overall

7.3

Comfort

7.3

Food

7.4

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
3,832 reviews
Turkish Airlines
7.3
Good
3,832 reviews

Entertainment

7.4

Boarding

7.3

Overall

7.3

Comfort

7.3

Food

7.4

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.

American Airlines
7.2
Good
10,000 reviews
Turkish Airlines
7.3
Good
3,832 reviews

Entertainment

7.4

Boarding

7.3

Overall

7.3

Comfort

7.3

Food

7.4

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.

Air Canada
7.0
Good
8,748 reviews
Turkish Airlines
7.3
Good
3,832 reviews

Entertainment

7.4

Boarding

7.3

Overall

7.3

Comfort

7.3

Food

7.4

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
6,762 reviews
Turkish Airlines
7.3
Good
3,832 reviews

Entertainment

7.4

Boarding

7.3

Overall

7.3

Comfort

7.3

Food

7.4

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 Denver to Cologne. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Denver to Cologne round-trip?

    Our cheapest airline available from Denver to Cologne is Turkish Airlines. Our recent data shows that you can find tickets from as low as $706 on this airline. Additional options worth looking into are British Airways and American Airlines, starting at $718 and $723 round-trip. Turkish Airlines is currently priced 45% below the average price you’ll pay for this route.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Denver to Cologne (average of $649). Flying from Denver to Cologne in June is currently the most expensive (average of $1,497). 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 Denver to Cologne

See prices for flight routes from nearby airports that may be better suited for you.
Denver to Frankfurt flights
Denver to Munich flights
Denver to Berlin flights
Colorado Springs to Frankfurt flights
Denver to Frankfurt-Hahn flights
Denver to Duesseldorf Intl flights
Denver to Hamburg flights
Denver to Stuttgart flights
Colorado Springs to Munich flights
Denver to Hannover flights
Denver to Bremen flights
Denver to Nuremberg flights
Colorado Springs to Berlin flights
Montrose to Frankfurt flights
Denver to Dresden flights
Denver to Leipzig flights
Grand Junction to Frankfurt flights
Montrose to Munich flights
Colorado Springs to Stuttgart flights
Colorado Springs to Duesseldorf Intl flights
Colorado Springs to Cologne flights
Denver to Dortmund flights
Denver to Paderborn flights
Aspen to Munich flights
Colorado Springs to Nuremberg flights
Denver to Münster flights

Top 2 airlines flying from Denver to Cologne

Discover the top 2 airlines 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$558Average$1,579FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$1,020Average$1,232FlexibilityNo cancel feeOn-time76%
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.