The calculated distance (air line) between Nagua and Salvaleón de Higüey is approximately 91 miles respectively 147 kilometers.
By car or train, the actual journey to Salvaleón de Higüey is certainly longer, as only the direct route (as the crow flies) between Nagua and Salvaleón de Higüey has been calculated here.
Air line (approximately)
147 kilometers
79 nautical miles