The calculated distance (air line) between Ts’khinvali and Akhaltsikhe is approximately 65 miles respectively 105 kilometers.
By car or train, the actual journey to Akhaltsikhe is certainly longer, as only the direct route (as the crow flies) between Ts’khinvali and Akhaltsikhe has been calculated here.
Air line (approximately)
105 kilometers
56 nautical miles