Car:
From Brussels (the motorway to Luik). At 'Loncin' go in the direction of 'Namur'. Take the exit 'Seraing-Grace-Hollogne' and follow the road down the mountain. Take exit 4 to 'Liege Hoei / Huy Jemeppe'. Turn left in the direction of Liege and follow the road along the river till you see the stadium.
Bus:
Line 27 (from 'Liège-Guillemins') or line 2 & 3 (from Place 'Général Leman')