The calculated distance (air line) between Fontaine-l'Évêque and Borgerhout is approximately 56 miles respectively 89 kilometers.
By car or train, the actual journey to Borgerhout is certainly longer, as only the direct route (as the crow flies) between Fontaine-l'Évêque and Borgerhout has been calculated here.
Air line (approximately)
89 kilometers
48 nautical miles