The calculated distance (air line) between Salsipuedes and Hato Mayor del Rey is approximately 86 miles respectively 138 kilometers.
By car or train, the actual journey to Hato Mayor del Rey is certainly longer, as only the direct route (as the crow flies) between Salsipuedes and Hato Mayor del Rey has been calculated here.
Air line (approximately)
138 kilometers
74 nautical miles