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Cheap Flights from Cologne to Kos

Compare Cologne to Kos flight deals

Find the cheapest month or even day of the year to fly to Kos

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Cologne Airport to Kos flight deals

Looking for a cheap last-minute deal or the best return flight from Cologne Airport to Kos? Find our lowest prices on one-way and return tickets to the easiest airport right here.
Kos.ج.م.‏ 2,976 per passenger.Departing Tue, 21 Apr.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Cologne on Tue, 21 Apr, arriving in Kos.Price includes taxes and charges.From ج.م.‏ 2,976, select.
Kos.ج.م.‏ 3,225 per passenger.Departing Wed, 10 Jun.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Cologne on Wed, 10 Jun, arriving in Kos.Price includes taxes and charges.From ج.م.‏ 3,225, select.
Kos.ج.م.‏ 4,076 per passenger.Departing Mon, 24 Aug.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Cologne on Mon, 24 Aug, arriving in Kos.Price includes taxes and charges.From ج.م.‏ 4,076, select.
Kos.ج.م.‏ 4,264 per passenger.Departing Sat, 9 May.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Cologne on Sat, 9 May, arriving in Kos.Price includes taxes and charges.From ج.م.‏ 4,264, select.
Kos.ج.م.‏ 5,069 per passenger.Departing Wed, 9 Sep.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Cologne on Wed, 9 Sep, arriving in Kos.Price includes taxes and charges.From ج.م.‏ 5,069, select.
Kos.ج.م.‏ 5,337 per passenger.Departing Wed, 7 Oct.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Cologne on Wed, 7 Oct, arriving in Kos.Price includes taxes and charges.From ج.م.‏ 5,337, select.
Kos.ج.م.‏ 5,393 per passenger.Departing Mon, 13 Jul.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Cologne on Mon, 13 Jul, arriving in Kos.Price includes taxes and charges.From ج.م.‏ 5,393, select.
Kos.ج.م.‏ 5,581 per passenger.Departing Wed, 10 Jun.One-way flight with Eurowings.Outbound direct flight with Eurowings departs from Cologne on Wed, 10 Jun, arriving in Kos.Price includes taxes and charges.From ج.م.‏ 5,581, select.
Kos.ج.م.‏ 6,270 per passenger.Departing Fri, 28 Aug.One-way flight with Eurowings.Outbound direct flight with Eurowings departs from Cologne on Fri, 28 Aug, arriving in Kos.Price includes taxes and charges.From ج.م.‏ 6,270, select.
Kos.ج.م.‏ 7,468 per passenger.Departing Sat, 31 Oct.One-way flight with LEAV Aviation.Outbound direct flight with LEAV Aviation departs from Cologne on Sat, 31 Oct, arriving in Kos.Price includes taxes and charges.From ج.م.‏ 7,468, select.
Kos.ج.م.‏ 9,030 per passenger.Departing Sat, 16 May.One-way flight with Eurowings.Outbound direct flight with Eurowings departs from Cologne on Sat, 16 May, arriving in Kos.Price includes taxes and charges.From ج.م.‏ 9,030, select.
Kos.ج.م.‏ 9,092 per passenger.Departing Thu, 9 Jul.One-way flight with Eurowings.Outbound direct flight with Eurowings departs from Cologne on Thu, 9 Jul, arriving in Kos.Price includes taxes and charges.From ج.م.‏ 9,092, select.
Kos.ج.م.‏ 14,235 per passenger.Departing Wed, 6 Jan.One-way flight with Eurowings.Outbound indirect flight with Eurowings, departs from Cologne on Wed, 6 Jan, arriving in Kos.Price includes taxes and charges.From ج.م.‏ 14,235, select.
Kos.ج.م.‏ 14,361 per passenger.Departing Fri, 4 Sep.One-way flight with Freebird Airlines Europe.Outbound direct flight with Freebird Airlines Europe departs from Cologne on Fri, 4 Sep, arriving in Kos.Price includes taxes and charges.From ج.م.‏ 14,361, select.
Kos.ج.م.‏ 15,991 per passenger.Departing Sun, 26 Apr.One-way flight with Eurowings.Outbound direct flight with Eurowings departs from Cologne on Sun, 26 Apr, arriving in Kos.Price includes taxes and charges.From ج.م.‏ 15,991, select.
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Cologne to Kos: Flight information

The things to know before you go.
Fly intoKos Airport
Cheapest flight foundج.م.‏ 2,976
Cheapest month to flyApril
Average flight time3 hrs, 14 mins
Most popular airlineLEAV Aviation
Average flights per week18

Find the cheapest month to fly from Cologne to Kos

We always keep an eye on fares, so you can find the best flight deal in seconds. It looks like Cologne to Kos flights are currently cheapest in June. We’ve based this on flights into Kos Airport.
Apr
from ج.م.‏ 2,976
May
from ج.م.‏ 4,264
Jun
from ج.م.‏ 3,225
Jul
from ج.م.‏ 5,393
Aug
from ج.م.‏ 4,076
Sep
from ج.م.‏ 5,069
Oct
from ج.م.‏ 5,337
Nov
Find prices
Dec
Find prices
Jan
from ج.م.‏ 14,235
Feb
Find prices
Mar
Find prices

Finding cheap flights from Cologne to Kos: Frequently asked questions

There are 2 airports near Kos: Kos Airport and Kalymnos Airport.
The best price we found for a return flight from Cologne to Kos is ج.م.‏ 6,459. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
LEAV Aviation, Aegean Airlines, Eurowings all offer direct flights to Kos Airport.
We've checked every Cologne Airport to Kos fare we could find, and the cheapest upcoming date to fly seems to be on Wednesday, 10 June 2026. Overall, the cheapest month to fly from Cologne Airport to Kos is usually June.
If you're flying from Cologne Airport, the cheapest airport near Kos is Kos – which is 20.0 km away from the centre of Kos. We've found flights into this airport from ج.م.‏ 6,459.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Cologne Airport to Kos on Wednesday, 10 June 2026.
No airlines currently offer direct flights between Cologne Airport and Kos. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Kos but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Kos is around 40 days in advance, so don’t leave your flight to the last minute.
Kos Airport is 20.0km from Kos and Kalymnos Airport is 31.5km from Kos.
Kos Airport is closest to Kos, at around 20.0 km away.
Currently, the cheapest airline that flies to Kos Airport - the closest airport to Kos - Ryanair.