The calculated distance (air line) between Mariano Roque Alonso and Coronel Oviedo is approximately 70 miles respectively 113 kilometers.
By car or train, the actual journey to Coronel Oviedo is certainly longer, as only the direct route (as the crow flies) between Mariano Roque Alonso and Coronel Oviedo has been calculated here.
Air line (approximately)
113 kilometers
61 nautical miles