The calculated distance (air line) between Kyjov and Jablonec nad Nisou is approximately 147 miles respectively 236 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 Kyjov and Jablonec nad Nisou has been calculated here.
Air line (approximately)
236 kilometers
128 nautical miles