2018–19 Nemzeti Bajnokság I/A (men's basketball)

< 2018–19 Nemzeti Bajnokság I
Nemzeti Bajnokság I/A
Season2018–19
DatesSeptember 28, 2018 – June 21, 2019
Games played182 (regular season)
Teams14
TV partner(s)M4 Sport
Finals
ChampionsFalco-Vulcano KC Szombathely (2nd title)
Runners-upEGIS Körmend
SemifinalistsPécsi VSK-Veolia
Szolnoki Olaj KK
Statistical leaders
Points Damier Pitts 20.00
Rebounds Wesley Gordon 10.27
Assists Marko Boltić 7.54
Index Rating Kammron Taylor 28.35

The 2018–19 Nemzeti Bajnokság I/A (in English: National Championship I/A) was the 88th season of the Nemzeti Bajnokság I/A, the highest professional basketball league in Hungary. Szolnoki Olaj was the defending champion.

The season ended on 21 June 2019, when Falco Vulcano won its second national championship after sweeping Egis Körmend in the finals.