The calculated distance (air line) between San Bartolomé Tlaltelulco and Álvaro Obregón is approximately 29 miles respectively 47 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 Bartolomé Tlaltelulco and Álvaro Obregón has been calculated here.
Air line (approximately)
47 kilometers
25 nautical miles