The calculated distance (air line) between Ngaparou and Niakoul Rab is approximately 26 miles respectively 43 kilometers.
By car or train, the actual journey to Niakoul Rab is certainly longer, as only the direct route (as the crow flies) between Ngaparou and Niakoul Rab has been calculated here.
Air line (approximately)
43 kilometers
23 nautical miles