You will find information on the regular Postbus timetables online at www.postbus.at.
Troughout the race weekend, free buses will also run from Knittelfeld train station and Judenburg bus station (Postgasse) to the event site at regular intervals.
Bus station Judenburg (Postgasse) – Red Bull Ring (Friday to Sunday)
from 08:00 – 20:00 every 30 minutes
from 20:00 – 23:00 every 60 minutes
Stops: Bus station Judenburg, Red Bull Ring
Train station Knittelfeld – Red Bull Ring (Friday to Sunday)
from 08:00 – 20:00 every 20 minutes
from 20:00 – 23:00 every 30 minutes
Stops: Knittelfeld trainstation, Red Bull Ring
Subject to chance.