AirHint found the following cheapest return flights from Belgrade (BEG) to Banja Luka (BNX) in July 2025 (see full year).

Return flights

18 Jul - 25 Jul	Air Serbia	direct
21 Jul - 20 Aug	Air Serbia
14 Jul - 21 Jul	Wizz Air
11 Jul - 14 Jul	Air Serbia	direct
18 Jul - 30 Jul	Air Serbia
07 Jul - 01 Aug	Wizz Air
07 Jul - 01 Aug	Air Serbia	direct
06 Jul - 09 Jul	Wizz Air
10 Jul - 04 Aug	Wizz Air
19 Jul - 26 Jul	Air Serbia
22 Jul - 27 Jul	Wizz Air
20 Jul - 26 Jul	Air Serbia
17 Jul - 20 Jul	Wizz Air

Also check the deals for one-way flights from Belgrade to Banja Luka in July.

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 Belgrade to Banja Luka in July from 130€

Return flights