The calculated distance (air line) between Banská Štiavnica and Lučenec is approximately 36 miles respectively 57 kilometers.
By car or train, the actual journey to Lučenec is certainly longer, as only the direct route (as the crow flies) between Banská Štiavnica and Lučenec has been calculated here.
Air line (approximately)
57 kilometers
31 nautical miles