The calculated distance (air line) between Hrádek nad Nisou and České Budějovice is approximately 131 miles respectively 211 kilometers.
By car or train, the actual journey to České Budějovice is certainly longer, as only the direct route (as the crow flies) between Hrádek nad Nisou and České Budějovice has been calculated here.
Air line (approximately)
211 kilometers
114 nautical miles