The calculated distance (air line) between Chlumec nad Cidlinou and České Budějovice is approximately 93 miles respectively 149 kilometers.
By car or train, the actual journey to České Budějovice is certainly longer, as only the direct route (as the crow flies) between Chlumec nad Cidlinou and České Budějovice has been calculated here.
Air line (approximately)
149 kilometers
81 nautical miles