The calculated distance (air line) between Veselí nad Lužnicí and Děčín is approximately 112 miles respectively 181 kilometers.
By car or train, the actual journey to Děčín is certainly longer, as only the direct route (as the crow flies) between Veselí nad Lužnicí and Děčín has been calculated here.
Air line (approximately)
181 kilometers
98 nautical miles