The calculated distance (air line) between Sezimovo Ústí and Jablonec nad Nisou is approximately 95 miles respectively 153 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 Sezimovo Ústí and Jablonec nad Nisou has been calculated here.
Air line (approximately)
153 kilometers
83 nautical miles