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Cheap Flights from Cologne to Kos

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Compare Cologne to Kos flight deals

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

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Flight deals from Cologne to Kos

Looking for a cheap last-minute deal or the best return flight from Cologne to Kos? Find the lowest prices on one-way and return tickets right here.
Kos.ج.م.‏ 4,458 per passenger.Departing Mon, 23 Jun.One-way flight with Eurowings.Outbound direct flight with Eurowings departs from Cologne on Mon, 23 Jun, arriving in Kos.Price includes taxes and charges.From ج.م.‏ 4,458, select.
Kos.ج.م.‏ 4,673 per passenger.Departing Thu, 21 Aug.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Cologne on Thu, 21 Aug, arriving in Kos.Price includes taxes and charges.From ج.م.‏ 4,673, select.
Kos.ج.م.‏ 5,037 per passenger.Departing Mon, 19 May.One-way flight with Eurowings.Outbound direct flight with Eurowings departs from Cologne on Mon, 19 May, arriving in Kos.Price includes taxes and charges.From ج.م.‏ 5,037, select.
Kos.ج.م.‏ 5,108 per passenger.Departing Mon, 29 Sep.One-way flight with Eurowings.Outbound indirect flight with Eurowings, departs from Cologne on Mon, 29 Sep, arriving in Kos.Price includes taxes and charges.From ج.م.‏ 5,108, select.
Kos.ج.م.‏ 5,616 per passenger.Departing Fri, 24 Oct.One-way flight with Eurowings.Outbound direct flight with Eurowings departs from Cologne on Fri, 24 Oct, arriving in Kos.Price includes taxes and charges.From ج.م.‏ 5,616, select.
Kos.ج.م.‏ 6,060 per passenger.Departing Wed, 2 Jul.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Cologne on Wed, 2 Jul, arriving in Kos.Price includes taxes and charges.From ج.م.‏ 6,060, select.
Kos.ج.م.‏ 9,669 per passenger.Departing Mon, 29 Sep.One-way flight with Eurowings.Outbound direct flight with Eurowings departs from Cologne on Mon, 29 Sep, arriving in Kos.Price includes taxes and charges.From ج.م.‏ 9,669, select.
Kos.ج.م.‏ 9,669 per passenger.Departing Wed, 2 Jul.One-way flight with Eurowings.Outbound direct flight with Eurowings departs from Cologne on Wed, 2 Jul, arriving in Kos.Price includes taxes and charges.From ج.م.‏ 9,669, select.

Find the cheapest month to fly from Cologne to Kos

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Cologne to Kos flights are currently cheapest in June.
Apr
from ج.م.‏ 10,910
May
from ج.م.‏ 5,037
Jun
from ج.م.‏ 4,458
Jul
from ج.م.‏ 6,060
Aug
from ج.م.‏ 4,673
Sep
from ج.م.‏ 5,108
Oct
from ج.م.‏ 5,616
Nov
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Dec
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Jan
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Feb
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Mar
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Direct flights from Cologne to Kos

Cologne to Kos: Flight information

The things to know before you go.
Cheapest flight foundج.م.‏ 4,458
Cheapest month to flyJune
Average flight time3 hrs, 15 mins
Most popular airlineSmart Wings
Average flights per week19

Finding cheap flights from Cologne to Kos: Frequently asked questions

The best price we found for a return flight from Cologne to Kos is ج.م.‏ 9,643. 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.
3 hours and 15 minutes is the average flight time from Cologne to Kos.
Smart Wings, Aegean Airlines and Eurowings fly direct from Cologne to Kos.
As of April 2025, there are 19 flights per week flying from Cologne to Kos.
The cheapest month to fly from Cologne to Kos is usually April 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Cologne Airport to Kos Airport on Monday, 23 June 2025.
Yes – the average flight time is 3 hours and 15 minutes.
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.
Currently, Eurowings offers the cheapest flight tickets to Kos.

Travelling from Cologne Bonn Airport (CGN) to Kos Airport (KGS): what you need to know

  • Around 3 hours 15 minutes is how long you'll be travelling on a direct flight from Cologne Bonn Airport to Kos Airport.

  • Flights from CGN to KGS start from 04:05 — the first with LEAV Aviation. The latest departure is at 16:45 with Eurowings. In total, you can choose from nine weekly Cologne Bonn Airport to Kos Airport flights.

  • Give yourself plenty of time to make your CGN to KGS flight. As a general rule, turn up two hours before international departures and an hour ahead for domestic flights.

  • Planning to travel during a peak time like school or public holidays? Expect longer queues at check-in and security. For peace of mind, arrive up to four hours before international flights and two hours before domestic departures.

  • Eurowings is the airline with the highest passenger demand for this route.

  • If you want to include a stop along the way, simply deselect 'Direct flights only' when searching for your ticket from Cologne Bonn Airport to Kos Airport. These are the most popular stopovers between CGN and KGS:

    • Milano Malpensa Airport

    • Berlin Brandenburg Airport

    • Leonardo da Vinci-Fiumicino Airport

How to find the cheapest flights from Cologne Bonn Airport (CGN) to Kos Airport (KGS)

  • The lowest price we've found for a one-way Cologne Bonn Airport to Kos Airport flight is ج.م.‏ 4,458. A return fare right now is ج.م.‏ 9,643. Depending on the availability when you book, these fares could change.

  • Book seven months before flying. After looking at the numbers on our calendar, this is how far you'll want to book ahead to find cheap tickets from CGN to KGS.

  • June is the cheapest month for flights from Cologne Bonn Airport to Kos Airport. If you want to travel during a different time of year, the 'Whole month' tool will give you the lowest prices for every month.

  • Stay on top of deals for cheap flights from CGN to KGS by creating a Price Alert. You'll get an email or push notification on the app when a new low fare is offered.

  • Find the perfect flight for you by using the filters. To see the 'Best,' 'Fastest' or 'Cheapest' flights from Cologne Bonn Airport to Kos Airport, use the 'Sort by' function. You can also filter results by departure and arrival times, airline, and number of stops.

Handy information about Cologne Bonn Airport (CGN)

  • Of the departures from Cologne Bonn Airport, 74.45% land on time at their destination.

  • To reach Cologne Bonn Airport from central Cologne, it takes about 20 minutes if you're planning to drive. Of course, this depends on traffic conditions. It's approximately 14 kilometres from the airport to the city centre.

  • The trip when using public transport usually takes 30 minutes.

  • Catching an early flight from Cologne Bonn Airport to Kos Airport? Avoid the stress of rushing to the airport (and catch some extra z's) by picking one of these stays near CGN:

Arriving at Kos Airport (KGS)

  • For the best deal, book your ride from Kos Airport about three weeks before your trip.

Plan the rest of your trip from Cologne to Kos

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.