The calculated distance (air line) between Rychnov nad Kněžnou and Frýdek-Místek is approximately 98 miles respectively 158 kilometers.
By car or train, the actual journey to Frýdek-Místek is certainly longer, as only the direct route (as the crow flies) between Rychnov nad Kněžnou and Frýdek-Místek has been calculated here.
Air line (approximately)
158 kilometers
85 nautical miles