The calculated distance (air line) between Centre de Flacq and Petite Rivière is approximately 17 miles respectively 28 kilometers.
By car or train, the actual journey to Petite Rivière is certainly longer, as only the direct route (as the crow flies) between Centre de Flacq and Petite Rivière has been calculated here.
Air line (approximately)
28 kilometers
15 nautical miles