The calculated distance (air line) between Šamorín and Spišská Nová Ves is approximately 162 miles respectively 260 kilometers.
By car or train, the actual journey to Spišská Nová Ves is certainly longer, as only the direct route (as the crow flies) between Šamorín and Spišská Nová Ves has been calculated here.
Air line (approximately)
260 kilometers
140 nautical miles