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

Return flights

28 Sep - 02 Oct	Ryanair	direct
28 Sep - 05 Oct	Ryanair	direct
21 Sep - 25 Sep	Ryanair
25 Sep - 02 Oct	Ryanair	direct
25 Sep - 02 Oct	Ryanair
21 Sep - 25 Sep	Ryanair	direct
25 Sep - 04 Oct	Ryanair
18 Sep - 21 Sep	Ryanair
25 Sep - 28 Sep	Ryanair
21 Sep - 28 Sep	Ryanair	direct
20 Sep - 21 Sep	Ryanair
22 Sep - 26 Sep	Ryanair
19 Sep - 20 Sep	LOT
15 Sep - 22 Sep	LOT
25 Sep - 28 Sep	Ryanair	direct

Also check the deals for one-way flights from Poznan 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 Poznan to Thessaloniki in September from 118€

Return flights