The calculated distance (air line) between Hato Mayor del Rey and Punta Cana is approximately 57 miles respectively 92 kilometers.
By car or train, the actual journey to Punta Cana is certainly longer, as only the direct route (as the crow flies) between Hato Mayor del Rey and Punta Cana has been calculated here.
Air line (approximately)
92 kilometers
50 nautical miles