Naha Airport (OKA) serves Naha; Incheon International Airport (ICN) serves Seoul.
The airports are 782 miles apart by great-circle distance.
Roame's current schedule feed shows nonstop service from OKA to ICN.
Airlines represented in the current schedule are Jeju Air (7C), Delta Air Lines (DL), Hahn Air Systems (H1), Japan Airlines (JL), Korean Air (KE), KLM (KL), Jin Air (LJ), All Nippon Airways (NH), Asiana Airlines (OZ), T'way Air (TW), Virgin Atlantic (VS) and Eastar Jet (ZE).
Published schedule dates span Sep 7, 2026 – Sep 4, 2027.