The calculated distance (air line) between Manshīyat al Qanāţir and Damanhur is approximately 70 miles respectively 112 kilometers.
By car or train, the actual journey to Damanhur is certainly longer, as only the direct route (as the crow flies) between Manshīyat al Qanāţir and Damanhur has been calculated here.
Air line (approximately)
112 kilometers
61 nautical miles