The calculated distance (air line) between Berchem-Sainte-Agathe and Turnhout is approximately 42 miles respectively 68 kilometers.
By car or train, the actual journey to Turnhout is certainly longer, as only the direct route (as the crow flies) between Berchem-Sainte-Agathe and Turnhout has been calculated here.
Air line (approximately)
68 kilometers
37 nautical miles