Korean Air on Sunday (29MAR15) launched codeshare partnership with its low-cist unit Jin Air, which sees KE code appears on following Jin Air operating routes:
Seoul Incheon – Guam
Seoul Incheon – Kota Kinabalu
Seoul Incheon – Macau
Seoul Incheon – Nagasaki
Seoul Incheon – Okinawa
Flight number range is KE5200 Series. Reservation opened on Friday 27MAR15.