The calculated distance (air line) between El Affroun and Bab Ezzouar is approximately 36 miles respectively 57 kilometers.
By car or train, the actual journey to Bab Ezzouar is certainly longer, as only the direct route (as the crow flies) between El Affroun and Bab Ezzouar has been calculated here.
Air line (approximately)
57 kilometers
31 nautical miles