The calculated distance (air line) between Al Qāhirah al Jadīdah and Ţalkhā is approximately 70 miles respectively 113 kilometers.
By car or train, the actual journey to Ţalkhā is certainly longer, as only the direct route (as the crow flies) between Al Qāhirah al Jadīdah and Ţalkhā has been calculated here.
Air line (approximately)
113 kilometers
61 nautical miles