The calculated distance (air line) between Kara-Balta and Cholpon-Ata is approximately 165 miles respectively 265 kilometers.
By car or train, the actual journey to Cholpon-Ata is certainly longer, as only the direct route (as the crow flies) between Kara-Balta and Cholpon-Ata has been calculated here.
Air line (approximately)
265 kilometers
143 nautical miles