The calculated distance (air line) between Ḩalwān and Al Jammālīyah is approximately 98 miles respectively 158 kilometers.
By car or train, the actual journey to Al Jammālīyah is certainly longer, as only the direct route (as the crow flies) between Ḩalwān and Al Jammālīyah has been calculated here.
Air line (approximately)
158 kilometers
85 nautical miles