The calculated distance (air line) between Guantánamo and Bartolomé Masó is approximately 112 miles respectively 181 kilometers.
By car or train, the actual journey to Bartolomé Masó is certainly longer, as only the direct route (as the crow flies) between Guantánamo and Bartolomé Masó has been calculated here.
Air line (approximately)
181 kilometers
98 nautical miles