The calculated distance (air line) between el hed and Bordj Bou Arreridj is approximately 40 miles respectively 64 kilometers.
By car or train, the actual journey to Bordj Bou Arreridj is certainly longer, as only the direct route (as the crow flies) between el hed and Bordj Bou Arreridj has been calculated here.
Air line (approximately)
64 kilometers
35 nautical miles