Cheapest return KGS–ZRH flights, May

AirHint found the following cheapest return flights from Kos (KGS) to Zurich (ZRH) in May 2026 (see full year).

Return flights

28 May - 31 May Condor
21 May - 30 May Condor
20 May - 30 May SWISS direct
22 May - 30 May SWISS direct
26 May - 02 Jun Aegean Airlines
27 May - 28 May Aegean Airlines
26 May - 02 Jun Chair Airlines direct
26 May - 14 Jun Chair Airlines direct
26 May - 07 Jun Chair Airlines direct
21 May - 30 May Condor direct
31 May - 02 Jun Chair Airlines direct
31 May - 14 Jun Chair Airlines direct
31 May - 07 Jun Chair Airlines direct
31 May - 21 Jun Chair Airlines direct

Also check the deals for one-way flights from Kos to Zurich in May.

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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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