BY RAIL:
SQUARE is just across the way from Brussels Central railway station.
National trains:
Get off at Brussels Central and follow the exit signs to ‘Mont des Arts – SQUARE’.
International trains (Eurostar, Thalys):
International trains arrive into Brussels Midi. From there, it’s a simple two-minute train journey to Brussels Central.
Just take any train heading north, get off at the first stop (Brussels Central) and follow exit signs to ‘Mont des Arts – SQUARE’.
BY AIR:
After touching down at Brussels International Airport (Zaventem), make your way from the main arrival hall to level -1.
Take a direct train for the city centre. After 17 minutes, get off at Brussels Central, and follow exit signs to ‘Mont des Arts – SQUARE’.
BY ROAD:
There are 660 parking spaces right underneath SQUARE. You can get in via Place de la Justice – Gerechtsplein, and Stuiversstraat –
rue des Sols, and then walk straight into the building.
Link to an elaborate pdf route description:
For complete information on the Square Meeting centre: