The calculated distance (air line) between Naucalpan de Juárez and Tepexpan is approximately 22 miles respectively 35 kilometers.
By car or train, the actual journey to Tepexpan is certainly longer, as only the direct route (as the crow flies) between Naucalpan de Juárez and Tepexpan has been calculated here.
Air line (approximately)
35 kilometers
19 nautical miles