The calculated distance (air line) between Sint-Stevens-Woluwe and La Louvière is approximately 29 miles respectively 46 kilometers.
By car or train, the actual journey to La Louvière is certainly longer, as only the direct route (as the crow flies) between Sint-Stevens-Woluwe and La Louvière has been calculated here.
Air line (approximately)
46 kilometers
25 nautical miles