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

Return flights

29 Sep - 30 Sep	Ryanair	direct
28 Sep - 30 Sep	Ryanair	direct
21 Sep - 29 Sep	Ryanair	direct
16 Sep - 23 Sep	Ryanair	direct
21 Sep - 23 Sep	Ryanair	direct
27 Sep - 30 Sep	Ryanair
30 Sep - 01 Oct	Ryanair
28 Sep - 10 Oct	Ryanair	direct
15 Sep - 29 Sep	Ryanair	direct
25 Sep - 29 Sep	Wizz Air UK
26 Sep - 07 Oct	Ryanair
26 Sep - 29 Sep	Ryanair
25 Sep - 28 Sep	Wizz Air UK
26 Sep - 07 Oct	Ryanair	direct
16 Sep - 04 Oct	Ryanair
30 Sep - 03 Oct	Ryanair	direct
26 Sep - 01 Oct	Ryanair
15 Sep - 05 Oct	Ryanair	direct
26 Sep - 08 Oct	Ryanair

Also check the deals for one-way flights from Kosice 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 Kosice to Prague in September from 63€

Return flights