The calculated distance (air line) between Frýdek-Místek and Jablonec nad Nisou is approximately 158 miles respectively 254 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 Frýdek-Místek and Jablonec nad Nisou has been calculated here.
Air line (approximately)
254 kilometers
137 nautical miles