Asiana Airlines (South Korea)
OZ; Airports: Seoul, all airports (ICN, GMP), Seoul-Incheon International Airport, Chicago-IL all Airports (ORD, MDW, RFD), Chicago O'Hare International Airport, IL, Los Angeles International Airport, CA, San Francisco International Airport, CA, Jeju, Busan - Gimhae
Korean Air (South Korea)
KE; Airports: Hartsfield-Jackson Atlanta International Airport, GA, Detroit Metropolitan Area, Detroit Metropolitan Wayne County Airport, MI, Seattle-Tacoma International Airport, WA, New York (JFK, EWR, LGA), Los Angeles International Airport, CA, New York - John F. Kennedy International Airport, NY, Minneapolis - St. Paul International Airport, MN
Jin Air (South Korea)
LJ; Airports: Seoul, all airports (ICN, GMP), Seoul-Incheon International Airport, Busan - Gimhae, Jeju, Osaka-Kansai International Airport, Osaka, all Airports (KIX, ITM), Fukuoka, Seoul - Gimpo International
Jeju Air (South Korea)
7C; Airports: Seoul, all airports (ICN, GMP), Seoul-Incheon International Airport, Jeju, Busan - Gimhae, Seoul - Gimpo International, Tokyo, all Airports (HND, NRT), Osaka-Kansai International Airport, Tokyo-Narita International Airport
Air Busan (South Korea)
BX; Airports: Busan - Gimhae, Jeju, Seoul - Gimpo International, Seoul, all airports (ICN, GMP), Osaka-Kansai International Airport, Osaka, all Airports (KIX, ITM), Daegu, Ulsan
Eastar Jet (South Korea)
ZE; Airports: Seoul, all airports (ICN, GMP), Jeju, Seoul-Incheon International Airport, Seoul - Gimpo International, Cheongju, Vladivostok, Osaka-Kansai International Airport, Osaka, all Airports (KIX, ITM)
Tway Air (South Korea)
TW; Airports: Seoul, all airports (ICN, GMP), Seoul-Incheon International Airport, Jeju, Daegu, Tokyo-Narita International Airport, Tokyo, all Airports (HND, NRT), Seoul - Gimpo International, Osaka-Kansai International Airport