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

Return flights

26 Sep - 28 Sep	Air Serbia
25 Sep - 27 Sep	Ryanair
27 Sep - 02 Oct	Ryanair
26 Sep - 29 Sep	Air Serbia
24 Sep - 27 Sep	Ryanair
19 Sep - 21 Sep	Air Serbia
25 Sep - 02 Oct	Ryanair
01 Sep - 04 Sep	Ryanair
20 Sep - 29 Sep	Air Serbia
04 Sep - 09 Sep	Austrian Airlines
29 Sep - 02 Oct	Ryanair
19 Sep - 26 Sep	Air Serbia
25 Sep - 28 Sep	Ryanair
27 Sep - 03 Oct	Ryanair
28 Sep - 02 Oct	Smart Wings
28 Sep - 02 Oct	Smart Wings	direct
19 Sep - 08 Oct	SKY express
27 Sep - 17 Oct	SKY express
19 Sep - 04 Oct	SKY express
15 Sep - 04 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 143€

Return flights