The calculated distance (air line) between Horní Slavkov and Hradec Králové is approximately 134 miles respectively 216 kilometers.
By car or train, the actual journey to Hradec Králové is certainly longer, as only the direct route (as the crow flies) between Horní Slavkov and Hradec Králové has been calculated here.
Air line (approximately)
216 kilometers
116 nautical miles