The calculated distance (air line) between Bel Ombre and Anse Royale is approximately 11 miles respectively 17 kilometers.
By car or train, the actual journey to Anse Royale is certainly longer, as only the direct route (as the crow flies) between Bel Ombre and Anse Royale has been calculated here.
Air line (approximately)
17 kilometers
9 nautical miles