The calculated distance (air line) between Madīnat Wādī an Naţrūn and Cairo is approximately 58 miles respectively 93 kilometers.
By car or train, the actual journey to Cairo is certainly longer, as only the direct route (as the crow flies) between Madīnat Wādī an Naţrūn and Cairo has been calculated here.
Air line (approximately)
93 kilometers
50 nautical miles