Flights by month
Seoul to Jeju flights, month by month (2026)
A typical return fare from Seoul to Jeju for each of 7 months, from departures we researched across a year. September is the cheapest, at around Rp552.950. Researched figures, not quotes: the partner shows what it costs today.
Typical return fare by month
Cheapest in Sep 2026, about Rp4.954.222
Feb 2027 costs about Rp4.552.528 more.
Researched fares: Rp8.868.801 to Rp9.909.682 per person over 2 checks, last on 2026-09-04.
Estimates from Google Flights, captured August 2026, for a one week return from Jakarta. Not a quote. What you pay depends on when you book. Departures from Sep 2026 to Mar 2027. How we work this out
Flying to Jeju
- Typical journey time
- 15h 45m
- Stops
- 1, usually via PEK, KIX, SZX
- Usually flown by
- T'Way Air, Korean Air, China Eastern, Air China
- Carbon, one way
- 200 kg CO₂
Common questions
When is the cheapest month to fly from Seoul to Jeju?
From what we captured across a year of departures, September is the cheapest month to fly Seoul to Jeju, at around Rp552.950 return. That is a researched figure from a dated snapshot, not a live quote, so check the price with a partner before you book.
When is the most expensive month to fly from Seoul to Jeju?
February is the dearest month we captured for Seoul to Jeju, at around Rp8.663.688 return, about Rp8.110.738 more than the cheapest month.
How long is the flight from Seoul to Jeju?
About 15.8 hours with 1 stop, via Beijing, Osaka, Shenzhen, from the itineraries we captured for Seoul to Jeju.
Which airlines fly from Seoul to Jeju?
The fares we captured for Seoul to Jeju were on T'Way Air, Korean Air, China Eastern, Air China, among others.