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

Return flights

24 Sep - 30 Sep	Ryanair
26 Sep - 01 Oct	Air Serbia
30 Sep - 03 Oct	Aegean Airlines
17 Sep - 04 Oct	Ryanair
19 Sep - 22 Sep	Air Serbia
21 Sep - 26 Sep	Ryanair
24 Sep - 27 Sep	Ryanair
18 Sep - 21 Sep	Ryanair
18 Sep - 25 Sep	Ryanair
08 Sep - 11 Sep	Ryanair
26 Sep - 28 Sep	Air Serbia
28 Sep - 02 Oct	Ryanair
26 Sep - 03 Oct	Air Serbia
26 Sep - 30 Sep	Air Serbia
26 Sep - 04 Oct	Air Serbia
10 Sep - 17 Sep	Ryanair
29 Sep - 02 Oct	Wizz Air
27 Sep - 01 Oct	Ryanair
25 Sep - 02 Oct	Smart Wings
29 Sep - 03 Oct	Smart Wings

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 121€

Return flights