The calculated distance (air line) between Ras Gharib and Al Qāhirah al Jadīdah is approximately 152 miles respectively 245 kilometers.
By car or train, the actual journey to Al Qāhirah al Jadīdah is certainly longer, as only the direct route (as the crow flies) between Ras Gharib and Al Qāhirah al Jadīdah has been calculated here.
Air line (approximately)
245 kilometers
132 nautical miles