The calculated distance (air line) between San Miguel Totoltepec and Ecatepec de Morelos is approximately 39 miles respectively 63 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 Miguel Totoltepec and Ecatepec de Morelos has been calculated here.
Air line (approximately)
63 kilometers
34 nautical miles