The calculated distance (air line) between Boû Arfa and Bordj el Kiffan is approximately 29 miles respectively 46 kilometers.
By car or train, the actual journey to Bordj el Kiffan is certainly longer, as only the direct route (as the crow flies) between Boû Arfa and Bordj el Kiffan has been calculated here.
Air line (approximately)
46 kilometers
25 nautical miles