Hainan Airlines Co., Ltd. (HNA, Chinese: 海南航空公司; pinyin: Hǎinán Hángkōnggōngsī; Hainanese: Hái-nâm Hang-khun-kông-si) is an airline headquartered in Haikou, Hainan, People's Republic of China. It is the fourth-largest airline in terms of fleet size in the People's Republic of China, and tenth-largest airline in Asia in terms of passengers carried. It operates scheduled domestic and international services on more than 500 routes from Hainan and nine locations on the mainland, as well as charter services. Its main base is Haikou Meilan International Airport, with hubs at Beijing Capital International Airport and Xi'an Xianyang International Airport and several focus cities.
Hainan Airlines is operating flights from/to 82 airports in 14 countries: Belgium, South Korea, Serbia, Thailand, Spain, Israel, Japan, Germany, Hong Kong, China and other destinations.