The calculated distance (air line) between Santa María Totoltepec and Álvaro Obregón is approximately 26 miles respectively 41 kilometers.
By car or train, the actual journey to Álvaro Obregón is certainly longer, as only the direct route (as the crow flies) between Santa María Totoltepec and Álvaro Obregón has been calculated here.
Air line (approximately)
41 kilometers
22 nautical miles