The calculated distance (air line) between El Oro de Hidalgo and Álvaro Obregón is approximately 68 miles respectively 109 kilometers.
By car or train, the actual journey to Álvaro Obregón is certainly longer, as only the direct route (as the crow flies) between El Oro de Hidalgo and Álvaro Obregón has been calculated here.
Air line (approximately)
109 kilometers
59 nautical miles