The calculated distance (air line) between Slavkov u Brna and Hradec Králové is approximately 87 miles respectively 139 kilometers.
By car or train, the actual journey to Hradec Králové is certainly longer, as only the direct route (as the crow flies) between Slavkov u Brna and Hradec Králové has been calculated here.
Air line (approximately)
139 kilometers
75 nautical miles