The calculated distance (air line) between El Meghaïer and Ghardaïa is approximately 165 miles respectively 265 kilometers.
By car or train, the actual journey to Ghardaïa is certainly longer, as only the direct route (as the crow flies) between El Meghaïer and Ghardaïa has been calculated here.
Air line (approximately)
265 kilometers
143 nautical miles