The calculated distance (air line) between Santa Cruz de Barahona and Hato Mayor del Rey is approximately 127 miles respectively 204 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 Santa Cruz de Barahona and Hato Mayor del Rey has been calculated here.
Air line (approximately)
204 kilometers
110 nautical miles