Cheapest return flights from Zurich to Kos in September from $237

Best time to book flights for Zurich (ZRH) to Kos (KGS) flights at AirHint

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

Return flights

13 Sep - 20 Sep edelweiss air
11 Sep - 18 Sep easyJet
17 Sep - 25 Sep easyJet
13 Sep - 21 Sep edelweiss air
14 Sep - 23 Sep Aegean Airlines
08 Sep - 22 Sep Aegean Airlines
02 Sep - 08 Sep easyJet
04 Sep - 07 Sep Aegean Airlines
04 Sep - 16 Sep Aegean Airlines
08 Sep - 18 Sep easyJet
30 Sep - 09 Oct ITA Airways
29 Sep - 04 Oct easyJet
28 Sep - 09 Oct SWISS
06 Sep - 04 Oct easyJet
28 Sep - 08 Oct SWISS
28 Sep - 05 Oct SWISS
30 Sep - 09 Oct Chair Airlines direct
06 Sep - 04 Oct edelweiss air direct
29 Sep - 04 Oct Condor direct

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

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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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