The calculated distance (air line) between Brandýs nad Labem-Stará Boleslav and Karviná is approximately 174 miles respectively 280 kilometers.
By car or train, the actual journey to Karviná is certainly longer, as only the direct route (as the crow flies) between Brandýs nad Labem-Stará Boleslav and Karviná has been calculated here.
Air line (approximately)
280 kilometers
151 nautical miles