transit tour Korea1 Incheon Layover Tour: Free Transit Tour Rules, Booking and K-ETA The Incheon layover tour is for foreign passengers with a layover of 24 hours or less, and most courses are listed as free. Register at the airport desk 30 minutes before the tour starts.Three things often go wrong: a missing K-ETA, a tour start time that leaves no room after immigration, and a desk that is on the 1st floor, not the departure level. This guide covers each one using the airport's.. 2026. 10. 26. 이전 1 다음