The calculated distance (air line) between Ribnica na Pohorju and Ajdovščina is approximately 79 miles respectively 127 kilometers.
By car or train, the actual journey to Ajdovščina is certainly longer, as only the direct route (as the crow flies) between Ribnica na Pohorju and Ajdovščina has been calculated here.
Air line (approximately)
127 kilometers
69 nautical miles