The calculated distance (air line) between Misratah and Qaşr al Qarabūllī is approximately 84 miles respectively 136 kilometers.
By car or train, the actual journey to Qaşr al Qarabūllī is certainly longer, as only the direct route (as the crow flies) between Misratah and Qaşr al Qarabūllī has been calculated here.
Air line (approximately)
136 kilometers
73 nautical miles