The calculated distance (air line) between Santo Domingo de Guzmán and Ecatepec de Morelos is approximately 47 miles respectively 75 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 Santo Domingo de Guzmán and Ecatepec de Morelos has been calculated here.
Air line (approximately)
75 kilometers
41 nautical miles