AirHint found the following cheapest return flights from Zurich (ZRH) to Kosice (KSC) in September 2025 (see full year).

Return flights

20 Sep - 27 Sep	SWISS	direct
26 Sep - 04 Oct	SWISS	direct
19 Sep - 27 Sep	SWISS	direct
23 Sep - 10 Oct	easyJet
27 Sep - 29 Sep	SWISS	direct
13 Sep - 22 Sep	SWISS	direct
20 Sep - 22 Sep	SWISS	direct
13 Sep - 24 Sep	SWISS	direct
05 Sep - 26 Sep	SWISS	direct
05 Sep - 08 Sep	SWISS	direct
20 Sep - 03 Oct	SWISS	direct
27 Sep - 01 Oct	SWISS	direct
24 Sep - 01 Oct	easyJet
25 Sep - 28 Sep	easyJet
05 Sep - 19 Sep	SWISS	direct
26 Sep - 06 Oct	SWISS	direct
19 Sep - 01 Oct	SWISS	direct
26 Sep - 01 Oct	SWISS	direct
27 Sep - 05 Oct	Austrian Airlines
29 Sep - 04 Oct	SWISS	direct

Also check the deals for one-way flights from Zurich to Kosice in September.

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 Zurich to Kosice in September from $167

Return flights