The calculated distance (air line) between Ma On Shan and Cheung Sha Wan is approximately 19 miles respectively 31 kilometers.
By car or train, the actual journey to Cheung Sha Wan is certainly longer, as only the direct route (as the crow flies) between Ma On Shan and Cheung Sha Wan has been calculated here.
Air line (approximately)
31 kilometers
17 nautical miles