The calculated distance (air line) between Pok Fu Lam and Tai Mong Tsai is approximately 14 miles respectively 23 kilometers.
By car or train, the actual journey to Tai Mong Tsai is certainly longer, as only the direct route (as the crow flies) between Pok Fu Lam and Tai Mong Tsai has been calculated here.
Air line (approximately)
23 kilometers
12 nautical miles