The calculated distance (air line) between Boumerdas and Ech Chettia is approximately 130 miles respectively 209 kilometers.
By car or train, the actual journey to Ech Chettia is certainly longer, as only the direct route (as the crow flies) between Boumerdas and Ech Chettia has been calculated here.
Air line (approximately)
209 kilometers
113 nautical miles