The calculated distance (air line) between Šentilj v Slov. Goricah and Jesenice is approximately 77 miles respectively 124 kilometers.
By car or train, the actual journey to Jesenice is certainly longer, as only the direct route (as the crow flies) between Šentilj v Slov. Goricah and Jesenice has been calculated here.
Air line (approximately)
124 kilometers
67 nautical miles