The calculated distance (air line) between Jablonec nad Nisou and Hradec Králové is approximately 46 miles respectively 74 kilometers.
By car or train, the actual journey to Hradec Králové is certainly longer, as only the direct route (as the crow flies) between Jablonec nad Nisou and Hradec Králové has been calculated here.
Air line (approximately)
74 kilometers
40 nautical miles