The calculated distance (air line) between San Matías and Pontes e Lacerda is approximately 100 miles respectively 161 kilometers.
By car or train, the actual journey to Pontes e Lacerda is certainly longer, as only the direct route (as the crow flies) between San Matías and Pontes e Lacerda has been calculated here.
Air line (approximately)
161 kilometers
87 nautical miles