Large hub · Seoul, South Korea
Incheon International Airport (ICN)
A hub for Korean Air and Asiana Airlines. Compare flights from and to ICN, see which airlines fly nonstop, and find the cheapest month to travel.
ICN at a glance
- IATA / ICAO
- ICN / RKSI
- City
- Seoul, South Korea
- Time zone
- Asia/Seoul (UTC+9)
- Airport size
- Large hub
- Coordinates
- 37.460, 126.441
- Country
- South Korea
Popular routes from ICN
Airlines at ICN
Hub airlines first, then carriers with nonstop routes from this airport.
ICN: common questions
Which airlines fly from ICN?
Korean Air, Asiana Airlines, American Airlines, JetBlue and Alaska Airlines and others serve Incheon International Airport. Korean Air and Asiana Airlines use ICN as a hub, so expect the widest choice of nonstop routes from them.
Is ICN a hub airport?
Yes — Incheon International Airport is a hub or focus city for Korean Air and Asiana Airlines, which means frequent departures and many connecting itineraries pass through it.
How early should I arrive at ICN?
Plan on two hours before a domestic departure and three hours before an international one — security lines at large airports like ICN can stretch to 30 minutes or more at peak times. TSA PreCheck or CLEAR typically saves 15–30 minutes (US programs don't apply abroad, but many airports have fast-track lanes).