The calculated distance (air line) between Chong Chien Court - Wyler Gardens and San Tin is approximately 15 miles respectively 24 kilometers.
By car or train, the actual journey to San Tin is certainly longer, as only the direct route (as the crow flies) between Chong Chien Court - Wyler Gardens and San Tin has been calculated here.
Air line (approximately)
24 kilometers
13 nautical miles