The calculated distance (air line) between Shek Wai Kok and Cheung Chau is approximately 13 miles respectively 21 kilometers.
By car or train, the actual journey to Cheung Chau is certainly longer, as only the direct route (as the crow flies) between Shek Wai Kok and Cheung Chau has been calculated here.
Air line (approximately)
21 kilometers
11 nautical miles