The calculated distance (air line) between Jām Sāhib and Malir Cantonment is approximately 129 miles respectively 207 kilometers.
By car or train, the actual journey to Malir Cantonment is certainly longer, as only the direct route (as the crow flies) between Jām Sāhib and Malir Cantonment has been calculated here.
Air line (approximately)
207 kilometers
112 nautical miles