The calculated distance (air line) between Dunyapur and Dera Ghazi Khan is approximately 68 miles respectively 110 kilometers.
By car or train, the actual journey to Dera Ghazi Khan is certainly longer, as only the direct route (as the crow flies) between Dunyapur and Dera Ghazi Khan has been calculated here.
Air line (approximately)
110 kilometers
59 nautical miles