Direct flights from Seoul to Jeju City

Did you mean Flights from Jeju City to Seoul?

Seoul

South Korea

ICN

Incheon International Airport

Jeju City

South Korea

CJU

Jeju International Airport

Route: Nonstop service available
Distance: 273 miles
Marketing airlines: 2 airlines
Aircraft: 3 aircraft types
Dates: Oct 19, 2026 – Mar 26, 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.

Seoul to Jeju City route overview

Incheon International Airport (ICN) serves Seoul; Jeju International Airport (CJU) serves Jeju City.

The airports are 273 miles apart by great-circle distance.

Roame's current schedule feed shows nonstop service from ICN to CJU.

Marketing airlines listed in the current schedule, including codeshare sellers, are Jeju Air (7C) and Asiana Airlines (OZ). 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 26, 2027.

Marketing airlines on the Seoul to Jeju City 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.

Airline alliance affiliations represented: Star Alliance

Aircraft flying from ICN to CJU

Frequently asked questions

Which airports serve the Seoul to Jeju City route?

Incheon International Airport (ICN) is the origin airport and Jeju International Airport (CJU) is the destination airport.

How far is Jeju City from Seoul?

ICN and CJU are approximately 273 miles apart by great-circle distance.

Are there direct flights from ICN to CJU?

Yes. Roame's current schedule feed shows nonstop service from ICN to CJU.

Which airlines market flights from ICN to CJU?

Which aircraft fly from ICN to CJU?

Aircraft listed in the current schedule include Airbus A321 (321), Airbus A330-300 (333) and Boeing 737-800 (738).