The calculated distance (air line) between Zacatelco and Ecatepec de Morelos is approximately 60 miles respectively 96 kilometers.
By car or train, the actual journey to Ecatepec de Morelos is certainly longer, as only the direct route (as the crow flies) between Zacatelco and Ecatepec de Morelos has been calculated here.
Air line (approximately)
96 kilometers
52 nautical miles