AirHint found the following cheapest return flights from Duesseldorf (DUS) to Kos (KGS) in April 2026 (see full year).

Return flights

08 Apr - 15 Apr	Eurowings	direct
28 Apr - 05 May	Eurowings
29 Apr - 06 May	SWISS
28 Apr - 04 May	Eurowings
29 Apr - 05 May	Eurowings
27 Apr - 04 May	Eurowings
18 Apr - 26 Apr	Iberia
24 Apr - 01 May	Eurowings
18 Apr - 23 Apr	Aegean Airlines
22 Apr - 27 Apr	Aegean Airlines
04 Apr - 11 Apr	Aegean Airlines
29 Apr - 03 May	Eurowings
26 Apr - 03 May	Aegean Airlines
27 Apr - 03 May	Aegean Airlines
29 Apr - 05 May	Eurowings	direct

Also check the deals for one-way flights from Duesseldorf to Kos in April.

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 April from $229

Return flights