The calculated distance (air line) between Concepción and San Ignacio de Velasco is approximately 6 miles respectively 9 kilometers.
By car or train, the actual journey to San Ignacio de Velasco is certainly longer, as only the direct route (as the crow flies) between Concepción and San Ignacio de Velasco has been calculated here.
Air line (approximately)
9 kilometers
5 nautical miles