Damascus International Airport DAM / OSDI Abu ad Duhur Air Base None / OS57 An Nasiriyah Air Base None / OS64 Khalkhalah Air Base None / OS69 Al Qusayr Air Base None / OS70 Aleppo International Airport ALP / OSAP Deir ez-Zor Airport DEZ / OSDZ Qamishli Airport KAC / OSKL Bassel Al-Assad International Airport LTK / OSLK Palmyra Airport PMS / OSPR