The calculated distance (air line) between Bistrica ob Sotli and Slovenj Gradec is approximately 42 miles respectively 67 kilometers.
By car or train, the actual journey to Slovenj Gradec is certainly longer, as only the direct route (as the crow flies) between Bistrica ob Sotli and Slovenj Gradec has been calculated here.
Air line (approximately)
67 kilometers
36 nautical miles