The calculated distance (air line) between Světlá nad Sázavou and Jihlava is approximately 21 miles respectively 33 kilometers.
By car or train, the actual journey to Jihlava is certainly longer, as only the direct route (as the crow flies) between Světlá nad Sázavou and Jihlava has been calculated here.
Air line (approximately)
33 kilometers
18 nautical miles