The calculated distance (air line) between Dobříš and Ústí nad Labem is approximately 61 miles respectively 98 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 Dobříš and Ústí nad Labem has been calculated here.
Air line (approximately)
98 kilometers
53 nautical miles