AirHint found the following cheapest return flights from Duesseldorf (DUS) to Kos (KGS) in October 2025 (see full year).

Return flights

01 Oct - 08 Oct	Ryanair	direct
22 Oct - 29 Oct	Ryanair
08 Oct - 15 Oct	Ryanair	direct
01 Oct - 15 Oct	Ryanair	direct
06 Oct - 16 Oct	Ryanair
20 Oct - 23 Oct	Eurowings
05 Oct - 12 Oct	Austrian Airlines
16 Oct - 19 Oct	easyJet
08 Oct - 22 Oct	Ryanair	direct
29 Oct - 01 Nov	LEAV Aviation
08 Oct - 20 Oct	Ryanair
30 Oct - 02 Nov	Aegean Airlines
29 Oct - 01 Nov	LEAV Aviation	direct

Also check the deals for one-way flights from Duesseldorf to Kos 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 Duesseldorf to Kos in October from $163

Return flights