The calculated distance (air line) between Al Qāhirah al Jadīdah and Minya is approximately 141 miles respectively 227 kilometers.
By car or train, the actual journey to Minya is certainly longer, as only the direct route (as the crow flies) between Al Qāhirah al Jadīdah and Minya has been calculated here.
Air line (approximately)
227 kilometers
122 nautical miles