How long is the flight from Dayton to Cologne?

For as low as $884, United Airlines can have you in Cologne from Dayton in 17h 23m. The distance from Dayton to Cologne is about 4206 mi.

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.

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).

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

When flying from Dayton to Cologne, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Most accurate provider : When it comes to deals on Dayton-Cologne flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Dayton-Cologne flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Dayton-Cologne flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Dayton-Cologne flights, Cheapflights users trust eDreams the most. eDreams 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 Dayton-Cologne flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

How can I find direct flights from Dayton to Cologne?

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

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

Yes. Cheapflights offers flight deals from Dayton 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.

$884+ Flights from Dayton to Cologne

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Dayton 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 Dayton to Cologne

Best flights from Dayton to Cologne
Discover carefully curated flight deals from Dayton to Cologne that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 14, 2025.

Fri 1/305:47 pmDAY - CGN

2 stops17h 23mUnited Airlines

Tue 2/36:45 amCGN - DAY

2 stops23h 00mUnited Airlines

Deal found 12/11

$884

Last-minute flights from Dayton to Cologne
Discover last-minute flight deals from Dayton to Cologne. Data last updated December 14, 2025 and is based on user searches.

Fri 1/305:47 pmDAY - CGN

2 stops17h 23mUnited Airlines

Tue 2/36:45 amCGN - DAY

2 stops23h 00mUnited Airlines

Deal found 12/11

$884

Find flight deals from Dayton to Cologne

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$884 (United Airlines)

Provider with most accurate pricing for Dayton-Cologne Köln/Bonn flight deals.

Search Deals

Provider most trusted by Cheapflights users for Dayton-Cologne Köln/Bonn flights.

Search Deals

From Dayton to Cologne Köln/Bonn

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

DaytonCologne

DAY - CGN

DAYCGN

Dayton

Fri 1/30

5:47 pm-5:10 pm

2 stops17h 23m

Cologne Köln/Bonn

Tue 2/3

6:45 am-11:45 pm

2 stops23h 00m

$884

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Compare providers for flights from Dayton to Cologne

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dayton to Cologne in December.

Provider	Price Accuracy	Trust Score*
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust 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 Dayton-Cologne flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Dayton-Cologne flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Dayton-Cologne flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Dayton-Cologne flights, Cheapflights users trust eDreams the most. eDreams 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 Dayton-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 Dayton to Cologne

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

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

Currently, June is the cheapest month in which you can book a flight from Dayton to Cologne (average of $240). Flying from Dayton to Cologne in May is currently the most expensive (average of $802). 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

How long is the flight from Dayton to Cologne?
For as low as $884, United Airlines can have you in Cologne from Dayton in 17h 23m. The distance from Dayton to Cologne is about 4206 mi.
Can I find deals for flights from Dayton to Cologne that include hotel bookings?
Yes. In addition to deals on Dayton to Cologne flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dayton to Cologne?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dayton to Cologne.
Can I find deals for business class flights from Dayton to Cologne?
Yes. Cheapflights offers flight deals from Dayton 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 Dayton to Cologne?
Currently, June is the cheapest month in which you can book a flight from Dayton to Cologne (average of $240). Flying from Dayton to Cologne in May is currently the most expensive (average of $802). 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

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.

$884+ Cheap flights from Dayton (DAY) 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 1/30. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Dayton to Cologne with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Dayton to Cologne

Best flights from Dayton to CologneDiscover carefully curated flight deals from Dayton to Cologne that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 14, 2025.

Discover carefully curated flight deals from Dayton to Cologne that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 14, 2025.

Find flight deals from Dayton to Cologne

Most accurate provider

Most trusted provider

Round-trip from

Cheapflights Fare Finder

Use the filters below to find and compare flights from Dayton to Cologne that are best for you.

Compare providers for flights from Dayton 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 Dayton to Cologne in December.

Best time to book a flight from Dayton to Cologne

Have a flexible travel schedule? Discover the best time to fly to Cologne from Dayton with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Dayton to Cologne

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

Related info for your journey

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

How long is the flight from Dayton to Cologne?

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

How can I find direct flights from Dayton to Cologne?

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

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

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 Dayton to Cologne

See prices for flight routes from nearby airports that may be better suited for you.

100% Free

Book with Flexibility

Travel Smart

Best flights from Dayton to Cologne
Discover carefully curated flight deals from Dayton to Cologne that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 14, 2025.