The calculated distance (air line) between Námestovo and Spišská Nová Ves is approximately 58 miles respectively 94 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 Námestovo and Spišská Nová Ves has been calculated here.
Air line (approximately)
94 kilometers
51 nautical miles