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

Return flights

20 Sep - 26 Sep	Air Serbia
20 Sep - 29 Sep	Air Serbia
07 Sep - 15 Sep	Air Serbia
18 Sep - 25 Sep	Air Serbia
11 Sep - 15 Sep	Air Serbia
14 Sep - 06 Oct	Air Serbia
20 Sep - 31 Oct	Air Serbia
21 Sep - 28 Sep	Air Serbia
20 Sep - 04 Oct	Air Serbia
02 Sep - 15 Sep	Eurowings
29 Sep - 06 Oct	easyJet
29 Sep - 04 Oct	easyJet
20 Sep - 28 Sep	Air Serbia
20 Sep - 02 Oct	Air Serbia
16 Sep - 26 Sep	Air Serbia
22 Sep - 28 Sep	easyJet
30 Sep - 04 Oct	Eurowings
14 Sep - 01 Oct	Air Serbia
20 Sep - 01 Oct	Air Serbia
19 Sep - 02 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 163€

Return flights