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

Return flights

24 Sep - 27 Sep	Ryanair
15 Sep - 19 Sep	Air Serbia
26 Sep - 29 Sep	Air Serbia
25 Sep - 28 Sep	Ryanair
25 Sep - 30 Sep	Ryanair
16 Sep - 20 Sep	Ryanair
22 Sep - 28 Sep	Ryanair
29 Sep - 02 Oct	Ryanair
13 Sep - 22 Sep	Air Serbia
17 Sep - 17 Sep	Ryanair
04 Sep - 07 Sep	Air Serbia
29 Sep - 05 Oct	Ryanair
30 Sep - 05 Oct	Ryanair
27 Sep - 01 Oct	Ryanair
28 Sep - 02 Oct	Ryanair
28 Sep - 01 Oct	Ryanair
28 Sep - 02 Oct	Smart Wings	direct
24 Sep - 10 Oct	SKY express
24 Sep - 11 Oct	SKY express
24 Sep - 06 Oct	SKY express

Also check the deals for one-way flights from Thessaloniki to Prague 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 Thessaloniki to Prague in September from $165

Return flights