Cheongju International Airport (Hangul: 청주국제공항; Hanja: 淸州國際空港; Revised Romanization: Cheongju Gukje Gonghang; McCune-Reischauer: Ch'ŏngju Kukche Konghang) (IATA: CJJ, ICAO: RKTU) is an international airport in Cheongju city, South Korea. It also serves the cities of Daejeon and Sejong. In 2011, 1,337,791 passengers used the airport. It also houses the 17th fighter wing of the ROKAF.