The calculated distance (air line) between Neiba and Concepción de La Vega is approximately 78 miles respectively 125 kilometers.
By car or train, the actual journey to Concepción de La Vega is certainly longer, as only the direct route (as the crow flies) between Neiba and Concepción de La Vega has been calculated here.
Air line (approximately)
125 kilometers
67 nautical miles