The calculated distance (air line) between Črna na Koroškem and Ajdovščina is approximately 60 miles respectively 97 kilometers.
By car or train, the actual journey to Ajdovščina is certainly longer, as only the direct route (as the crow flies) between Črna na Koroškem and Ajdovščina has been calculated here.
Air line (approximately)
97 kilometers
53 nautical miles