The calculated distance (air line) between San Agustín Tlaxco and Ecatepec de Morelos is approximately 79 miles respectively 128 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 San Agustín Tlaxco and Ecatepec de Morelos has been calculated here.
Air line (approximately)
128 kilometers
69 nautical miles