The calculated distance (air line) between Dera Ghazi Khan and Mian Channun is approximately 106 miles respectively 171 kilometers.
By car or train, the actual journey to Mian Channun is certainly longer, as only the direct route (as the crow flies) between Dera Ghazi Khan and Mian Channun has been calculated here.
Air line (approximately)
171 kilometers
92 nautical miles