- Hailar Airport, also known as Hulunbuir Dongshan Airport, is a public airport located in Hailar District of Hulunbuir City, Inner Mongolia, China. It is situated about 10 kilometers southwest of downtown Hailar and serves as the main airport for the Hulunbuir region. The airport has one runway and offers both domestic and international flights, connecting Hailar to major cities in China and some international destinations.