AirHint found the following cheapest return flights from Krakow (KRK) to Belgrade (BEG) in September 2025 (see full year).

Return flights

28 Sep - 29 Sep	Air Serbia
23 Sep - 30 Sep	Ryanair
24 Sep - 30 Sep	Ryanair
23 Sep - 25 Sep	Ryanair
24 Sep - 06 Oct	Wizz Air
23 Sep - 24 Sep	Ryanair
23 Sep - 29 Sep	Ryanair
28 Sep - 03 Oct	Air Serbia
25 Sep - 29 Sep	Norwegian Air Sweden AOC
21 Sep - 22 Sep	Ryanair
26 Sep - 29 Sep	Ryanair
27 Sep - 29 Sep	Ryanair

Also check the deals for one-way flights from Krakow to Belgrade 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 Krakow to Belgrade in September from 136€

Return flights