The calculated distance (air line) between Kroměříž and Jablonec nad Nisou is approximately 139 miles respectively 224 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 Kroměříž and Jablonec nad Nisou has been calculated here.
Air line (approximately)
224 kilometers
121 nautical miles