The nearest airport is BSK - Biskra, located 41.5 km west of Oulach.
Other airports nearby include CZL - Constantine Mohamed Boudiaf Intl (156.3 km north), TEE - Tebessa Cheikh Larbi Tebessi (186.9 km east), TGR - Touggourt Sidi Mahdi (205.2 km south), TOE - Tozeur Nefta (209.0 km south east),