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