The calculated distance (air line) between Saint-Josse-ten-Noode and Charleroi is approximately 31 miles respectively 49 kilometers.
By car or train, the actual journey to Charleroi is certainly longer, as only the direct route (as the crow flies) between Saint-Josse-ten-Noode and Charleroi has been calculated here.
Air line (approximately)
49 kilometers
27 nautical miles