The calculated distance (air line) between Šaľa and Dubnica nad Váhom is approximately 57 miles respectively 92 kilometers.
By car or train, the actual journey to Dubnica nad Váhom is certainly longer, as only the direct route (as the crow flies) between Šaľa and Dubnica nad Váhom has been calculated here.
Air line (approximately)
92 kilometers
50 nautical miles