The calculated distance (air line) between Visakhapatnam and Sāmalkot is approximately 80 miles respectively 129 kilometers.
By car or train, the actual journey to Sāmalkot is certainly longer, as only the direct route (as the crow flies) between Visakhapatnam and Sāmalkot has been calculated here.
Air line (approximately)
129 kilometers
70 nautical miles