AirHint found the following cheapest return flights from Cologne (CGN) to Athens (ATH) in October 2025 (see full year).

Return flights

25 Oct - 08 Nov	Ryanair
25 Oct - 29 Oct	Ryanair
26 Oct - 14 Nov	Eurowings
26 Oct - 12 Nov	Eurowings
25 Oct - 05 Nov	Ryanair
26 Oct - 13 Nov	Eurowings
26 Oct - 06 Nov	Eurowings
26 Oct - 05 Nov	Eurowings
26 Oct - 29 Oct	Eurowings
26 Oct - 30 Oct	Eurowings
29 Oct - 14 Nov	Ryanair
07 Oct - 21 Oct	Eurowings
01 Oct - 21 Oct	Ryanair
07 Oct - 14 Oct	Eurowings
21 Oct - 22 Oct	Eurowings
25 Oct - 30 Oct	Ryanair
26 Oct - 11 Nov	Eurowings
01 Oct - 09 Oct	Ryanair
25 Oct - 01 Nov	Ryanair
07 Oct - 15 Oct	Eurowings

Also check the deals for one-way flights from Cologne to Athens in October.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Cologne to Athens in October from 118€

Return flights