Chongqing Baishiyi Airport (Chinese: 重庆白市驿机场), or Baishiyi Air Base, is a People's Liberation Army Air Force base and formerly the main civil airport serving Chongqing, China, located about 21 km (13 mi) northwest of the city center. It reverted to military use after the opening of Chongqing Jiangbei International Airport on 21 January 1990.