The calculated distance (air line) between Villazón and Libertador General San Martín is approximately 130 miles respectively 209 kilometers.
By car or train, the actual journey to Libertador General San Martín is certainly longer, as only the direct route (as the crow flies) between Villazón and Libertador General San Martín has been calculated here.
Air line (approximately)
209 kilometers
113 nautical miles