The 2018–19 BIBL season is the 11th edition of Balkan International Basketball League (BIBL).

[1] Originally eight teams joined the competition, but Prishtina 2019 withdrew its participation in January due to the commitment in the FIBA Europe Cup.

[2] The remaining seven teams play a round robin tournament where each team faced the others in home and away games.

The top four teams qualify directly for the Final Four.

Will be played in a single knock-out match on April 6, 2019 and April 7, 2019 in Tirana, at the Feti Borova Sport Hall in the Tirana Olympic Park.