Direct flights from Kumamoto to Seoul

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Kumamoto

Japan

KMJ

Kumamoto Airport

Seoul

South Korea

ICN

Incheon International Airport

Route: Nonstop service available
Distance: 405 miles
Marketing airlines: 5 airlines
Aircraft: 3 aircraft types
Dates: Oct 19, 2026 – Mar 27, 2027

Observed award fares

A sample of one-way prices for one traveler from Roame’s fare cache. Points, fees, and seats describe the same observation. Availability can change; confirm with the loyalty program before transferring points.

Departure window: 2026-10-23 – 2026-11-21.

No recent fares appear in this limited preview. This does not mean the route is sold out. Use the search controls to check other dates and routes.

Kumamoto to Seoul route overview

Kumamoto Airport (KMJ) serves Kumamoto; 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 KMJ to ICN.

Marketing airlines listed in the current schedule, including codeshare sellers, are Delta Air Lines (DL), Japan Airlines (JL), Korean Air (KE), Asiana Airlines (OZ) and T'way Air (TW). This list does not identify the operating airline for each flight; check the flight details before booking.

Published schedule dates span Oct 19, 2026 – Mar 27, 2027.

Marketing airlines on the Kumamoto to Seoul route

These are marketing airlines, including codeshare sellers. This list does not identify the operating airline for each flight; check the flight details before booking.