Cheapest return flights from Belgrade to Brussels in September from $184

Best time to book flights for Belgrade (BEG) to Brussels (BRU) flights at AirHint

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

Return flights

18 Sep - 21 Sep SWISS
19 Sep - 22 Sep SWISS
22 Sep - 30 Sep SWISS
03 Sep - 12 Sep Austrian Airlines
26 Sep - 03 Oct Austrian Airlines
08 Sep - 14 Sep Lufthansa
19 Sep - 22 Sep Air Serbia direct
03 Sep - 12 Sep Air Serbia direct
26 Sep - 03 Oct Air Serbia direct

Also check the deals for one-way flights from Belgrade to Brussels in September.

Skyscanner

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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