Flights from Seoul to Jeju City
ICNCJU
Incheon International Airport (Seoul, South Korea) → Jeju International Airport (Jeju City, South Korea)
Also known as Seoul, Jeju City.
- Nonstop
- 1h 15m
- Distance
- 440 km
- Frequency
- 3×/week
- One-way from
- $21
- Airlines
- Jeju Air
Fares by month
One-way, per person- Nov 2026$21
- Dec 2026$26
- Jan 2027$26
- Feb 2027$49
- Mar 2027$31
- Apr 2027$226
- May 2027$199
- Jun 2027$234
- Jul 2027$275
- Aug 2027$315
- Sep 2027$241
- Oct 2027$260
Lowest fares Aviasales travelers found in recent searches; some may include a connection. Prices change often — tap a month to see live fares.
Weekly schedule
Monday
- 7C16718:50→20:051h 15mJeju Air
Wednesday
- 7C16718:50→20:051h 15mJeju Air
Friday
- 7C16718:50→20:051h 15mJeju Air
Seoul to Jeju City — frequently asked
- How long is the flight from Seoul to Jeju City?
- ICN–CJU is 1h 15m nonstop, covering 440 km (273 mi).
- Which airlines fly nonstop from Seoul to Jeju City?
- Jeju Air operates this route nonstop.
- How much is a flight from Seoul to Jeju City?
- One-way fares on ICN–CJU recently started from $21. The lowest recent fare is for travel in November 2026. Fares change daily, so check current prices before booking.
- How often do flights run from Seoul to Jeju City?
- The route is served 3 days a week (3 scheduled departures).