The calculated distance (air line) between Týn nad Vltavou and Znojmo is approximately 78 miles respectively 126 kilometers.
By car or train, the actual journey to Znojmo is certainly longer, as only the direct route (as the crow flies) between Týn nad Vltavou and Znojmo has been calculated here.
Air line (approximately)
126 kilometers
68 nautical miles