The calculated distance (air line) between Al Başrah al Qadīmah and Shādegān is approximately 52 miles respectively 83 kilometers.
By car or train, the actual journey to Shādegān is certainly longer, as only the direct route (as the crow flies) between Al Başrah al Qadīmah and Shādegān has been calculated here.
Air line (approximately)
83 kilometers
45 nautical miles