The calculated distance (air line) between Al Qāhirah al Jadīdah and Dumyāţ al Jadīdah is approximately 97 miles respectively 156 kilometers.
By car or train, the actual journey to Dumyāţ al Jadīdah is certainly longer, as only the direct route (as the crow flies) between Al Qāhirah al Jadīdah and Dumyāţ al Jadīdah has been calculated here.
Air line (approximately)
156 kilometers
84 nautical miles