The calculated distance (air line) between San Pedro Atocpan and Álvaro Obregón is approximately 15 miles respectively 24 kilometers.
By car or train, the actual journey to Álvaro Obregón is certainly longer, as only the direct route (as the crow flies) between San Pedro Atocpan and Álvaro Obregón has been calculated here.
Air line (approximately)
24 kilometers
13 nautical miles