The calculated distance (air line) between Černošice and Jablonec nad Nisou is approximately 65 miles respectively 104 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 Černošice and Jablonec nad Nisou has been calculated here.
Air line (approximately)
104 kilometers
56 nautical miles