Location	Jung-gu, Incheon
Floors	5F / B2F
Completion Year	2017
Materials	Steel, RC, and PC
Structural System	One-way Plane Truss / Lattice Shell / Tree Column
Foundation	PHC piles

Incheon International Airport (IIA) is the largest airport in South Korea, the primary airport serving the Seoul Capital Area, and one of the largest and busiest airports in the world. Incheon International Airport is located west of Incheon's city center, on an artificially created piece of land between Yeongjong and Yongyu Islands.

The South Korean government added a second passenger terminal in the northern field of the airport and expand its existing cargo terminal and other infrastructure. After completion, Incheon International Airport is able to handle 62 million passengers and 5.8 million tons of cargo a year, up from the previous capacity of 44 million passengers and 4.5 million tons. Construction began in 2011 and was completed in 2017. The terminal opened on January 18th 2018.