The calculated distance (air line) between Radenci and Zagorje ob Savi is approximately 61 miles respectively 98 kilometers.
By car or train, the actual journey to Zagorje ob Savi is certainly longer, as only the direct route (as the crow flies) between Radenci and Zagorje ob Savi has been calculated here.
Air line (approximately)
98 kilometers
53 nautical miles