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

Return flights

22 Oct - 29 Oct	Ryanair
09 Oct - 13 Oct	Lufthansa
26 Oct - 02 Nov	Condor
08 Oct - 15 Oct	Lufthansa
22 Oct - 31 Oct	Ryanair
06 Oct - 10 Oct	Eurowings
24 Oct - 26 Oct	Eurowings
01 Oct - 08 Oct	Austrian Airlines
21 Oct - 29 Oct	Condor
21 Oct - 28 Oct	Condor
06 Oct - 14 Oct	Eurowings	direct
20 Oct - 01 Nov	Ryanair
26 Oct - 02 Nov	Eurowings	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 174€

Return flights