The calculated distance (air line) between Ústí nad Orlicí and Mladá Boleslav is approximately 73 miles respectively 117 kilometers.
By car or train, the actual journey to Mladá Boleslav is certainly longer, as only the direct route (as the crow flies) between Ústí nad Orlicí and Mladá Boleslav has been calculated here.
Air line (approximately)
117 kilometers
63 nautical miles