The calculated distance (air line) between Zacatepec and Tlalnepantla is approximately 61 miles respectively 99 kilometers.
By car or train, the actual journey to Tlalnepantla is certainly longer, as only the direct route (as the crow flies) between Zacatepec and Tlalnepantla has been calculated here.
Air line (approximately)
99 kilometers
53 nautical miles