The calculated distance (air line) between Týn nad Vltavou and Tábor is approximately 17 miles respectively 27 kilometers.
By car or train, the actual journey to Tábor is certainly longer, as only the direct route (as the crow flies) between Týn nad Vltavou and Tábor has been calculated here.
Air line (approximately)
27 kilometers
15 nautical miles