The calculated distance (air line) between Cuautlancingo and Ecatepec de Morelos is approximately 62 miles respectively 101 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 Cuautlancingo and Ecatepec de Morelos has been calculated here.
Air line (approximately)
101 kilometers
54 nautical miles