Chengdu Shuangliu International Airport (IATA: CTU, ICAO: ZUUU; traditionally as Chengdu Airport) is one of two international airports serving Chengdu, the capital of Sichuan province in Southwestern China. Built in 1938 and expanded eight times, it is one of the oldest airports in China. The airport became the third-busiest airport in the world in 2020.

Located about 16 kilometers (10 mi) southwest of downtown Chengdu to the north of Shuangliu, Chengdu Shuangliu Airport is an important aviation hub for Western China. Chengdu Shuangliu Airport is one of the two core hubs for Air China, the other being Beijing Capital International Airport. The airport is also the principal hub and headquarters for Sichuan Airlines and Chengdu Airlines. China Eastern Airlines, China Southern Airlines, Shenzhen Airlines, Lucky Air, and Tibet Airlines also have bases at Chengdu Shuangliu Airport.