The calculated distance (air line) between Světlá nad Sázavou and Chomutov is approximately 104 miles respectively 167 kilometers.
By car or train, the actual journey to Chomutov is certainly longer, as only the direct route (as the crow flies) between Světlá nad Sázavou and Chomutov has been calculated here.
Air line (approximately)
167 kilometers
90 nautical miles