The calculated distance (air line) between Neratovice and Jablonec nad Nisou is approximately 43 miles respectively 69 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 Neratovice and Jablonec nad Nisou has been calculated here.
Air line (approximately)
69 kilometers
37 nautical miles