The calculated distance (air line) between Zouan-Hounien and Bouaflé is approximately 169 miles respectively 272 kilometers.
By car or train, the actual journey to Bouaflé is certainly longer, as only the direct route (as the crow flies) between Zouan-Hounien and Bouaflé has been calculated here.
Air line (approximately)
272 kilometers
147 nautical miles