The calculated distance (air line) between San Gregorio de Nigua and Villa Bisonó is approximately 97 miles respectively 155 kilometers.
By car or train, the actual journey to Villa Bisonó is certainly longer, as only the direct route (as the crow flies) between San Gregorio de Nigua and Villa Bisonó has been calculated here.
Air line (approximately)
155 kilometers
84 nautical miles