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 20m
- Distance
- 440 km
- Frequency
- 2×/week
- One-way from
- $20
- Airlines
- Jeju Air
Fares by month
One-way, per person- Nov 2026$20
- Dec 2026$24
- Jan 2027$28
- Feb 2027$62
- Mar 2027$31
- Apr 2027$217
- May 2027$199
- Jun 2027$234
- Jul 2027$270
- Aug 2027$301
- Sep 2027$241
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
Tuesday
- 7C16718:05→19:251h 20mJeju Air
Friday
- 7C16718:05→19:251h 20mJeju Air
Seoul to Jeju City — frequently asked
- How long is the flight from Seoul to Jeju City?
- ICN–CJU is 1h 20m 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 $20. 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 2 days a week (2 scheduled departures).