The calculated distance (air line) between Grosuplje and Šentilj v Slov. Goricah is approximately 69 miles respectively 111 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 Grosuplje and Šentilj v Slov. Goricah has been calculated here.
Air line (approximately)
111 kilometers
60 nautical miles