2018–19 PlusLiga

The 2018–19 PlusLiga was the 83rd season of the Polish Volleyball Championship, the 19th season as a professional league organized by the Polish Volleyball League SA (Polska Liga Siatkówki SA) under the supervision of the Polish Volleyball Federation (Polski Związek Piłki Siatkowej).

Due to financial issues of Stocznia Szczecin, the players have not received their salaries since the beginning of the season and most of them decided to leave the club by terminating their contracts by mutual agreement in late November or early December. On 13 December 2018, Stocznia withdrew from the competition.

ZAKSA Kędzierzyn-Koźle won their 8th title of the Polish Champions.

Regular season
Ranking system:
 * 1) Points
 * 2) Number of victories
 * 3) Set ratio
 * 4) Setpoint ratio
 * 5) H2H results

Quarterfinals

 * (to 2 victories)

Semifinals

 * (to 2 victories)

Finals

 * (to 3 victories)

11th place

 * (to 2 victories)

9th place

 * (to 2 victories)

7th place

 * (to 2 victories)

5th place

 * (to 2 victories)

3rd place

 * (to 3 victories)