The calculated distance (air line) between San Andrés del Rabanedo and Gijón is approximately 64 miles respectively 103 kilometers.
By car or train, the actual journey to Gijón is certainly longer, as only the direct route (as the crow flies) between San Andrés del Rabanedo and Gijón has been calculated here.
Air line (approximately)
103 kilometers
55 nautical miles