The calculated distance (air line) between Saint-Josse-ten-Noode and Berchem is approximately 23 miles respectively 38 kilometers.
By car or train, the actual journey to Berchem is certainly longer, as only the direct route (as the crow flies) between Saint-Josse-ten-Noode and Berchem has been calculated here.
Air line (approximately)
38 kilometers
20 nautical miles