Cheapest return flights from Brussels to Banja Luka in September from $66

Best time to book flights for Brussels (BRU) to Banja Luka (BNX) flights at AirHint

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

Return flights

10 Sep - 24 Sep Ryanair direct
17 Sep - 24 Sep Ryanair direct
10 Sep - 13 Sep Ryanair direct
01 Sep - 10 Sep Ryanair
22 Sep - 24 Sep Austrian Airlines
16 Sep - 23 Sep Brussels Airlines
12 Sep - 15 Sep KLM

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

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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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