The calculated distance (air line) between Capesterre-Belle-Eau and Bouillante is approximately 15 miles respectively 24 kilometers.
By car or train, the actual journey to Bouillante is certainly longer, as only the direct route (as the crow flies) between Capesterre-Belle-Eau and Bouillante has been calculated here.
Air line (approximately)
24 kilometers
13 nautical miles