The calculated distance (air line) between Casa Blanca and Álvaro Obregón is approximately 74 miles respectively 119 kilometers.
By car or train, the actual journey to Álvaro Obregón is certainly longer, as only the direct route (as the crow flies) between Casa Blanca and Álvaro Obregón has been calculated here.
Air line (approximately)
119 kilometers
64 nautical miles