Air Busan is a low-cost airline based in Busanjin-gu, Busan, Republic of Korea and a a subsidiary of Asiana Airlines.

Jeju Air is a South Korean low-cost carrier offerong scheduled domestic and international services from Jeju Island.

Air Seoul is a South Korean low-cost carrier and subsidiary of Asiana Airlines, based at Incheon International Airport, Seoul.

Jin Air is a Korean low-cost carrier headquartered in Deungchon-dong, Gangseo-gu, Seoul.

Asiana Airlines is one of South Korea's two major airlines, along with Korean Air with headquarters in Seoul.

Korean Air, is the largest airline and flag carrier of South Korea operating domestic and international flights.

Eastar Jet is a low-cost airline with its headquarters in Banghwa-dong, Gangseo-gu, Seoul, South Korea.

T'way Air is a low-cost airline based in Seongsu-dong, Seongdong-gu, Seoul.