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.

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.

$603+ Flights from Dayton to Cologne

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Cheap flight deals from Dayton to Cologne

Round-trip from	$1,078 (Ovago)
One-way from	$603 (United Airlines)

From Dayton to Cologne Köln/Bonn

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One-way flight from Dayton to Cologne Köln/Bonn

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Find flight deals from Dayton to Cologne

Cheapest flights from Dayton to Cologne
Explore the most affordable flight options available from Dayton to Cologne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Fri 9/125:01 pmDAY - CGN

2 stops34h 14mBritish Airways

Fri 9/1910:00 pmCGN - DAY

2 stops30h 56mBritish Airways

Deal found 7/28

$1,078

Fri 9/126:00 amDAY - CGN

3 stops21h 30mMultiple Airlines

Fri 9/192:20 pmCGN - DAY

3 stops24h 10mMultiple Airlines

Deal found 7/28

$1,243

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 July 30, 2025.

Fri 9/125:01 pmDAY - CGN

2 stops34h 14mBritish Airways

Fri 9/1910:00 pmCGN - DAY

2 stops30h 56mBritish Airways

Deal found 7/28

$1,078

Fri 9/126:00 amDAY - CGN

3 stops21h 30mMultiple Airlines

Fri 9/192:20 pmCGN - DAY

3 stops24h 10mMultiple Airlines

Deal found 7/28

$1,243

One-way flights from Dayton to Cologne
Search for one-way flight options from Dayton to Cologne. Find affordable one-way fares based on user searches. Data last updated July 30, 2025.

Thu 10/1611:42 amDAY - CGN

2 stops23h 53mUnited Airlines

Deal found 7/30

$603

Fly from

Fly to

Route

Depart

Return

Price

DaytonCologne

DAY - CGN

DAYCGN

Dayton

Fri 9/12

5:01 pm-9:15 am

2 stops34h 14m

Cologne Köln/Bonn

Fri 9/19

10:00 pm-10:56 pm

2 stops30h 56m

$1,078

DaytonCologne

DAY - CGN

DAYCGN

Dayton

Fri 9/12

6:00 am-9:30 am

3 stops21h 30m

Cologne Köln/Bonn

Fri 9/19

2:20 pm-8:30 am

3 stops24h 10m

$1,243

DaytonCologne

DAY - CGN

DAYCGN

Dayton

Thu 10/16

11:42 am-5:35 pm

2 stops23h 53m

$603

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

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, October is the cheapest month in which you can book a flight from Dayton to Cologne (average of $649). Flying from Dayton to Cologne in June is currently the most expensive (average of $1,252). 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.

Reviews of airlines servicing Cologne

See what other customers who have flown with United Airlines and British Airways from Dayton to Cologne have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,896 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

United Airlines

7.4

Good

8,896 reviews

United Airlines

7.4

Good

8,896 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

British Airways

6.6

Okay

7,217 reviews

United Airlines

7.4

Good

8,896 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

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, October is the cheapest month in which you can book a flight from Dayton to Cologne (average of $649). Flying from Dayton to Cologne in June is currently the most expensive (average of $1,252). 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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$603+ Cheap flights from Dayton (DAY) 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 10/16. 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

Round-trip from

One-way from

Find flight deals from Dayton to Cologne

Cheapest flights from Dayton to CologneExplore the most affordable flight options available from Dayton to Cologne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Explore the most affordable flight options available from Dayton to Cologne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Cheapflights Fare Finder

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

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?

Reviews of airlines servicing Cologne

See what other customers who have flown with United Airlines and British Airways from Dayton to Cologne have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

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.

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?

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Cheapest flights from Dayton to Cologne
Explore the most affordable flight options available from Dayton to Cologne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.