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

Return flights

20 Sep - 22 Sep	Air Serbia
27 Sep - 29 Sep	Air Serbia
25 Sep - 27 Sep	Ryanair
16 Sep - 22 Sep	Ryanair
11 Sep - 17 Sep	Ryanair
09 Sep - 13 Sep	Ryanair
25 Sep - 27 Sep	Air Serbia	direct
20 Sep - 21 Sep	Air Serbia	direct
20 Sep - 22 Sep	Air Serbia	direct
27 Sep - 29 Sep	Air Serbia	direct
26 Sep - 03 Oct	Air Serbia	direct
28 Sep - 04 Oct	Ryanair
28 Sep - 04 Oct	Air Serbia	direct

Also check the deals for one-way flights from Sarajevo 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 Sarajevo to Belgrade in September from $200

Return flights