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

Return flights

08 Sep - 15 Sep	Aegean Airlines
08 Sep - 20 Sep	Aegean Airlines
18 Sep - 22 Sep	Air Serbia
05 Sep - 15 Sep	Air Serbia
26 Sep - 13 Oct	Air Serbia
20 Sep - 06 Oct	Air Serbia
26 Sep - 28 Sep	Air Serbia
05 Sep - 20 Sep	Air Serbia
01 Sep - 22 Sep	easyJet
22 Sep - 29 Sep	easyJet
06 Sep - 15 Sep	easyJet
24 Sep - 29 Sep	easyJet
29 Sep - 06 Oct	easyJet
17 Sep - 01 Oct	Aegean Airlines
28 Sep - 08 Oct	Air Serbia
26 Sep - 11 Oct	Air Serbia
19 Sep - 02 Oct	Aegean Airlines
26 Sep - 05 Oct	Air Serbia
22 Sep - 05 Oct	easyJet
19 Sep - 03 Oct	easyJet

Also check the deals for one-way flights from Zurich to Thessaloniki 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 Thessaloniki in September from $170

Return flights