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

Return flights

18 Sep - 22 Sep	Lufthansa
05 Sep - 12 Sep	Lufthansa
21 Sep - 26 Sep	Lufthansa
01 Sep - 05 Sep	Lufthansa
24 Sep - 29 Sep	Lufthansa
22 Sep - 23 Sep	Air Serbia
05 Sep - 06 Sep	Lufthansa
19 Sep - 21 Sep	Lufthansa
18 Sep - 21 Sep	Lufthansa
04 Sep - 06 Sep	SWISS

Also check the deals for one-way flights from Bologna 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 Bologna to Belgrade in September from 153€

Return flights