Shanghai Hongqiao is the older and closer of the city's two airports, handling mostly domestic and regional flights, and a hub for China Eastern and Shanghai Airlines.
Right now there are 75 airports in 6 countries connected to Shanghai, 66 of them domestic, with 34 airlines flying scheduled passenger traffic.
Shanghai's longest nonstop connection is Altay (AAT), 2,086 miles, offered by China Eastern Airlines.
Its terminal is joined directly to Hongqiao railway station and the metro, forming one of the largest air-and-rail hubs in the world. You can step off a Beijing bullet train and walk to a departure gate.