The 2018–19 Belgian First Division A (officially known as Jupiler Pro League) was the 116th season of top-tier football in Belgium.
The points obtained during the regular season were halved (and rounded up) before the start of the playoff.
The teams finishing in positions 8, 10, 11, 13 and 15 were joined by the second placed qualifier from the 2018–19 Belgian First Division B in group B.
This match was played on the field of the highest ranked team in the regular competition.
Charleroi advanced to the final to play for a spot in the second qualifying round of the 2019–20 UEFA Europa League.