The calculated distance (air line) between San Andrés Calpan and Coyoacán is approximately 49 miles respectively 78 kilometers.
By car or train, the actual journey to Coyoacán is certainly longer, as only the direct route (as the crow flies) between San Andrés Calpan and Coyoacán has been calculated here.
Air line (approximately)
78 kilometers
42 nautical miles