The calculated distance (air line) between Tando Allahyar and Jām Sāhib is approximately 58 miles respectively 93 kilometers.
By car or train, the actual journey to Jām Sāhib is certainly longer, as only the direct route (as the crow flies) between Tando Allahyar and Jām Sāhib has been calculated here.
Air line (approximately)
93 kilometers
50 nautical miles