Oita Airport (OIT) serves Oita; Incheon International Airport (ICN) serves Seoul.
The airports are 405 miles apart by great-circle distance.
Roame's current schedule feed shows nonstop service from OIT to ICN.
Marketing airlines listed in the current schedule, including codeshare sellers, are Jeju Air (7C), Hahn Air Systems (H1) and Korean Air (KE). This list does not identify the operating airline for each flight; check the flight details before booking.
Published schedule dates span Oct 20, 2026 – Mar 27, 2027.