Jeju International Airport (Hangul: 제주국제공항, Hanja: 濟州國際空港) Revised Romanization of Korean; Jeju Gukje Gonghang, McCune-Reischauer; Cheju Kukche Konghang) (IATA: CJU, ICAO: RKPC) is the 3rd largest in South Korea, just behind Gimpo Airport in Seoul and Incheon Airport in Incheon. It is located in the city of Jeju. It was established in 1968.

Jeju International Airport serves many mainland destinations in South Korea, as well as international destinations in China, Japan, and Taiwan.