The calculated distance (air line) between Rumbeke and Woluwe-Saint-Lambert is approximately 55 miles respectively 89 kilometers.
By car or train, the actual journey to Woluwe-Saint-Lambert is certainly longer, as only the direct route (as the crow flies) between Rumbeke and Woluwe-Saint-Lambert has been calculated here.
Air line (approximately)
89 kilometers
48 nautical miles