Ain Beida is a town and commune in Sidi Khouïled District, Ouargla Province, Algeria. According to the 2008 census it has a population of 19,039, up from 14,500 in 1998, and an annual population growth rate of 2.8%. Ain Beida is just 6 kilometres from central Ouargla and is effectively a suburb of the city. It is also home to the Ain Beida Airport, Ouargla's principal airport.