The calculated distance (air line) between Karbala and Al Miqdādīyah is approximately 108 miles respectively 174 kilometers.
By car or train, the actual journey to Al Miqdādīyah is certainly longer, as only the direct route (as the crow flies) between Karbala and Al Miqdādīyah has been calculated here.
Air line (approximately)
174 kilometers
94 nautical miles