The calculated distance (air line) between Álvaro Obregón and Coatepec is approximately 146 miles respectively 235 kilometers.
By car or train, the actual journey to Coatepec is certainly longer, as only the direct route (as the crow flies) between Álvaro Obregón and Coatepec has been calculated here.
Air line (approximately)
235 kilometers
127 nautical miles