The calculated distance (air line) between Erpe and Molenbeek-Saint-Jean is approximately 16 miles respectively 26 kilometers.
By car or train, the actual journey to Molenbeek-Saint-Jean is certainly longer, as only the direct route (as the crow flies) between Erpe and Molenbeek-Saint-Jean has been calculated here.
Air line (approximately)
26 kilometers
14 nautical miles