The calculated distance (air line) between San Carlos and Salvaleón de Higüey is approximately 79 miles respectively 127 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 San Carlos and Salvaleón de Higüey has been calculated here.
Air line (approximately)
127 kilometers
68 nautical miles