The calculated distance (air line) between Acapulco de Juárez and Tlalpan is approximately 176 miles respectively 283 kilometers.
By car or train, the actual journey to Tlalpan is certainly longer, as only the direct route (as the crow flies) between Acapulco de Juárez and Tlalpan has been calculated here.
Air line (approximately)
283 kilometers
153 nautical miles