The calculated distance (air line) between Misratah and Az Zāwīyah is approximately 140 miles respectively 226 kilometers.
By car or train, the actual journey to Az Zāwīyah is certainly longer, as only the direct route (as the crow flies) between Misratah and Az Zāwīyah has been calculated here.
Air line (approximately)
226 kilometers
122 nautical miles