The calculated distance (air line) between Mīr Bachah Kōṯ and Bāmyān is approximately 73 miles respectively 118 kilometers.
By car or train, the actual journey to Bāmyān is certainly longer, as only the direct route (as the crow flies) between Mīr Bachah Kōṯ and Bāmyān has been calculated here.
Air line (approximately)
118 kilometers
64 nautical miles