AirHint found the following cheapest return flights from Athens (ATH) to Prague (PRG) in September 2026 (see full year).

Return flights

25 Sep - 29 Sep	Air Serbia
07 Sep - 12 Sep	Air Serbia
25 Sep - 28 Sep	Air Serbia
17 Sep - 20 Sep	Air Serbia
14 Sep - 18 Sep	Air Serbia
07 Sep - 12 Sep	Aegean Airlines	direct
17 Sep - 20 Sep	Aegean Airlines	direct
12 Sep - 29 Sep	Volotea	direct
12 Sep - 20 Sep	Volotea	direct
07 Sep - 20 Sep	Volotea	direct
30 Sep - 05 Oct	Aegean Airlines	direct
30 Sep - 05 Oct	Austrian Airlines
17 Sep - 05 Oct	Volotea	direct
26 Sep - 05 Oct	Volotea	direct
25 Sep - 05 Oct	Volotea	direct
28 Sep - 05 Oct	Volotea	direct

Also check the deals for one-way flights from Athens 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 Athens to Prague in September from 152€

Return flights