The calculated distance (air line) between Frenštát pod Radhoštěm and Orlová is approximately 23 miles respectively 37 kilometers.
By car or train, the actual journey to Orlová is certainly longer, as only the direct route (as the crow flies) between Frenštát pod Radhoštěm and Orlová has been calculated here.
Air line (approximately)
37 kilometers
20 nautical miles