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
08 Oct - 15 Oct	Ryanair	direct
09 Oct - 13 Oct	Lufthansa
08 Oct - 22 Oct	Ryanair
01 Oct - 08 Oct	Ryanair	direct
04 Oct - 13 Oct	Austrian Airlines
24 Oct - 28 Oct	Ryanair
04 Oct - 11 Oct	Austrian Airlines
16 Oct - 23 Oct	easyJet
08 Oct - 22 Oct	Ryanair	direct
29 Oct - 09 Nov	Eurowings
26 Oct - 02 Nov	Condor
27 Oct - 15 Nov	SKY express

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