The calculated distance (air line) between Bolnisi and Akhalk’alak’i is approximately 55 miles respectively 88 kilometers.
By car or train, the actual journey to Akhalk’alak’i is certainly longer, as only the direct route (as the crow flies) between Bolnisi and Akhalk’alak’i has been calculated here.
Air line (approximately)
88 kilometers
47 nautical miles