The calculated distance (air line) between Capesterre-Belle-Eau and Soufrière is approximately 58 miles respectively 93 kilometers.
By car or train, the actual journey to Soufrière is certainly longer, as only the direct route (as the crow flies) between Capesterre-Belle-Eau and Soufrière has been calculated here.
Air line (approximately)
93 kilometers
50 nautical miles