The calculated distance (air line) between Naucalpan de Juárez and Cuernavaca is approximately 38 miles respectively 61 kilometers.
By car or train, the actual journey to Cuernavaca is certainly longer, as only the direct route (as the crow flies) between Naucalpan de Juárez and Cuernavaca has been calculated here.
Air line (approximately)
61 kilometers
33 nautical miles