The calculated distance (air line) between Chiffa and Bordj el Kiffan is approximately 32 miles respectively 51 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 Chiffa and Bordj el Kiffan has been calculated here.
Air line (approximately)
51 kilometers
28 nautical miles