- China Southern Airlines is an airline based in China. It is one of the largest airlines in the country and is part of the SkyTeam alliance. China Southern Airlines operates a large domestic and international network, serving over 200 destinations in around 40 countries. The airline has a fleet of over 600 aircraft, including both narrow-body and wide-body planes. China Southern Airlines offers a range of services and products to passengers, including economy, business, and first class cabins. The airline has a hub at Guangzhou Baiyun International Airport and operates flights from various other cities in China.