The calculated distance (air line) between Los Llanos and Concepción de La Vega is approximately 79 miles respectively 128 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 Los Llanos and Concepción de La Vega has been calculated here.
Air line (approximately)
128 kilometers
69 nautical miles