The calculated distance (air line) between Bučovice and Ústí nad Labem is approximately 168 miles respectively 271 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 Bučovice and Ústí nad Labem has been calculated here.
Air line (approximately)
271 kilometers
146 nautical miles