The calculated distance (air line) between Hořovice and Ústí nad Labem is approximately 57 miles respectively 92 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 Hořovice and Ústí nad Labem has been calculated here.
Air line (approximately)
92 kilometers
50 nautical miles