TAG stands for Panglao Bohol–Panglao Intl Airport, while SHA stands for Shanghai Hongqiao Intl Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. Shanghai Pu Dong Airport (PVG), Hangzhou Airport (HGH), Wuxi Airport (WUX), Nantong Airport (NTG), Suzhou Airport (SZV) are other airports near this flight route and their unique identifiers/IATA codes. Find deals