The calculated distance (air line) between Frenštát pod Radhoštěm and Tábor is approximately 160 miles respectively 257 kilometers.
By car or train, the actual journey to Tábor is certainly longer, as only the direct route (as the crow flies) between Frenštát pod Radhoštěm and Tábor has been calculated here.
Air line (approximately)
257 kilometers
139 nautical miles