The calculated distance (air line) between Světlá nad Sázavou and Jablonec nad Nisou is approximately 74 miles respectively 119 kilometers.
By car or train, the actual journey to Jablonec nad Nisou is certainly longer, as only the direct route (as the crow flies) between Světlá nad Sázavou and Jablonec nad Nisou has been calculated here.
Air line (approximately)
119 kilometers
64 nautical miles