The calculated distance (air line) between Al Ḩillah and Imam Qasim is approximately 19 miles respectively 31 kilometers.
By car or train, the actual journey to Imam Qasim is certainly longer, as only the direct route (as the crow flies) between Al Ḩillah and Imam Qasim has been calculated here.
Air line (approximately)
31 kilometers
17 nautical miles