The calculated distance (air line) between Mohelnice and Ústí nad Labem is approximately 141 miles respectively 228 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 Mohelnice and Ústí nad Labem has been calculated here.
Air line (approximately)
228 kilometers
123 nautical miles