The calculated distance (air line) between Rychnov nad Kněžnou and Havířov is approximately 100 miles respectively 160 kilometers.
By car or train, the actual journey to Havířov is certainly longer, as only the direct route (as the crow flies) between Rychnov nad Kněžnou and Havířov has been calculated here.
Air line (approximately)
160 kilometers
87 nautical miles