The calculated distance (air line) between Krupka and Ústí nad Labem is approximately 8 miles respectively 13 kilometers.
By car or train, the actual journey to Ústí nad Labem is certainly longer, as only the direct route (as the crow flies) between Krupka and Ústí nad Labem has been calculated here.
Air line (approximately)
13 kilometers
7 nautical miles