The calculated distance (air line) between Laško and Šentilj v Slov. Goricah is approximately 41 miles respectively 67 kilometers.
By car or train, the actual journey to Šentilj v Slov. Goricah is certainly longer, as only the direct route (as the crow flies) between Laško and Šentilj v Slov. Goricah has been calculated here.
Air line (approximately)
67 kilometers
36 nautical miles