The calculated distance (air line) between San Francisco Acuautla and Ecatepec de Morelos is approximately 22 miles respectively 36 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 Francisco Acuautla and Ecatepec de Morelos has been calculated here.
Air line (approximately)
36 kilometers
19 nautical miles