The calculated distance (air line) between Ecatepec de Morelos and Zumpango is approximately 13 miles respectively 22 kilometers.
By car or train, the actual journey to Zumpango is certainly longer, as only the direct route (as the crow flies) between Ecatepec de Morelos and Zumpango has been calculated here.
Air line (approximately)
22 kilometers
12 nautical miles