The calculated distance (air line) between Pul-e Khumrī and Aībak is approximately 45 miles respectively 72 kilometers.
By car or train, the actual journey to Aībak is certainly longer, as only the direct route (as the crow flies) between Pul-e Khumrī and Aībak has been calculated here.
Air line (approximately)
72 kilometers
39 nautical miles