The calculated distance (air line) between Annaba and Aïn Oulmene is approximately 153 miles respectively 246 kilometers.
By car or train, the actual journey to Aïn Oulmene is certainly longer, as only the direct route (as the crow flies) between Annaba and Aïn Oulmene has been calculated here.
Air line (approximately)
246 kilometers
133 nautical miles