The calculated distance (air line) between Sheung Shui and San Tung Chung Hang is approximately 20 miles respectively 32 kilometers.
By car or train, the actual journey to San Tung Chung Hang is certainly longer, as only the direct route (as the crow flies) between Sheung Shui and San Tung Chung Hang has been calculated here.
Air line (approximately)
32 kilometers
17 nautical miles