The draw for the qualifying rounds was held on 31 July 2018 at the FIBA headquarters in
Munich,
Germany. In the qualifying rounds, teams are divided into seeded and unseeded teams based on their club coefficients, and then drawn into
two-legged home-and-away ties. Teams from the same country cannot be drawn against each other.
First qualifying round A total of 10 teams played in the first qualifying round. The first legs were played on 20 and 21 September, and the second legs were played on 26 September 2018.
Second qualifying round A total of 16 teams will play in the second qualifying round: 11 teams which enter in this round, and the 5 winners of the first qualifying round. The first legs were played on 3 October, and the second legs will be played on 10 October 2018. ;Notes
Lucky losers table Three teams would advance as lucky losers of the qualifying rounds, for replacing teams that qualified for the
Basketball Champions League regular season and previously confirmed their intention to join the FIBA Europe Cup if they were eliminated in the qualifying rounds. Teams with the smallest point difference in the second qualifying round advanced to the regular season. A draw to determine the groups for the clubs qualified as the best-ranked losing sides will be held in the FIBA Europe office in Munich on 11 October 2018. Ranked third among the lucky losers, Den Bosch clipped the fourth-ranked Keravnos due to a higher number of points scored, with the teams tied in point differential. ==Regular season==