The calculated distance (air line) between Santa Uxía de Ribeira and Oviedo is approximately 169 miles respectively 271 kilometers.
By car or train, the actual journey to Oviedo is certainly longer, as only the direct route (as the crow flies) between Santa Uxía de Ribeira and Oviedo has been calculated here.
Air line (approximately)
271 kilometers
146 nautical miles