The calculated distance (air line) between Apače and Šentilj v Slov. Goricah is approximately 12 miles respectively 20 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 Apače and Šentilj v Slov. Goricah has been calculated here.
Air line (approximately)
20 kilometers
11 nautical miles