- Niigata airport is an international airport located in the city of Niigata, Japan. It serves as a gateway to the Niigata Prefecture and the surrounding areas. The airport mainly operates domestic flights to major cities in Japan, as well as some international flights to destinations including Seoul, Shanghai, and Vladivostok. It has various facilities for passengers, including shops, restaurants, and rental car services. The airport is also conveniently connected to the city center and other nearby areas by various transportation options, such as buses and trains.