The calculated distance (air line) between Týn nad Vltavou and Jihlava is approximately 54 miles respectively 87 kilometers.
By car or train, the actual journey to Jihlava is certainly longer, as only the direct route (as the crow flies) between Týn nad Vltavou and Jihlava has been calculated here.
Air line (approximately)
87 kilometers
47 nautical miles