The calculated distance (air line) between Comonfort and Álvaro Obregón is approximately 138 miles respectively 222 kilometers.
By car or train, the actual journey to Álvaro Obregón is certainly longer, as only the direct route (as the crow flies) between Comonfort and Álvaro Obregón has been calculated here.
Air line (approximately)
222 kilometers
120 nautical miles