Nanjing Lukou International Airport (Nanjing Lukou International Airport, IATA: NKG, ICAO: ZSNJ), located in Lukou Street, Jiangning District, Nanjing City, Jiangsu Province, is the gateway to Jiangsu Province and Nanjing City, and is the main national trunk airport and a first-class air port , the main cargo airport in East China   , with Shanghai Hongqiao Airport and Pudong Airport as alternate airports   , is a national large-scale hub airport, China Air Cargo Center and express mail distribution center   , the national regional transportation hub.   
Nanjing Lukou International Airport started construction in February 1995 and officially opened to air on July 1, 1997; in 2005, it was awarded the title of "International Sanitary Airport" by the World Health Organization; in 2009, the passenger throughput exceeded 10 million passengers, entering China's tens of millions In July 2014, the second phase of the project was completed and opened; in June 2015, the route from Nanjing to Los Angeles was opened, and Nanjing became the fifth city in China to open regular passenger routes to Europe, Australia and the United States.     
As of August 2020, Lukou Airport is a 4F-level airport. Nanjing Lukou International Airport has two 3,600-meter runways, two terminal buildings, two cargo terminals and a transportation center. The terminal building has a construction area of ​​425,000 square meters , the apron area is nearly 1.1 million square meters. With 135 domestic routes and 23 international routes, connecting to 115 destinations at home and abroad, it has preliminarily established a route network that radiates to Asia, connects Europe and the United States, and reaches Australia.    
In 2017, the passenger throughput of Nanjing Lukou International Airport was 25.822 million, a year-on-year increase of 15.5%, ranking 11th in the country; the cargo and mail throughput was 374,000 tons, a year-on-year increase of 9.6%, ranking 10th in the country; takeoffs and landings were 209,000 , of which 208,000 took off and landed, a year-on-year increase of 11.4%.