The calculated distance (air line) between Rychnov nad Kněžnou and Příbram is approximately 106 miles respectively 170 kilometers.
By car or train, the actual journey to Příbram is certainly longer, as only the direct route (as the crow flies) between Rychnov nad Kněžnou and Příbram has been calculated here.
Air line (approximately)
170 kilometers
92 nautical miles