The calculated distance (air line) between Constantine and Bordj Bou Arreridj is approximately 105 miles respectively 169 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 Constantine and Bordj Bou Arreridj has been calculated here.
Air line (approximately)
169 kilometers
91 nautical miles