LJ555 SeoulGMP Jeju CityCJU
LJ555 by Jin Air flies from Seoul (GMP) to Jeju City (CJU).
scheduled from GMP
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Early read, sample still buildingConditions at GMP and CJU are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. For this route and airline, under conditions like today's, over the last 90 days. This route's tracked sample is still thin — treat these as an early read, not a precise forecast.
Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Seoul to Jeju City flights today
same route · Jin AirIf LJ555 is cancelled, these are the other Jin Air nonstop flights from Seoul to Jeju City on the same day, with scheduled departure times in GMP local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How LJ555 actually runs
Pro Flight Search has tracked every published board update for LJ555 across the GMP and CJU boards: schedule changes, gate pushes and actual clocks. Combined risk score: 22.2/100. Based on airport operations, weather, and cached board history at GMP and CJU.
The verdict above is that record speaking, so it reflects how LJ555 operates rather than what the timetable promises. Numbers refresh as new flights operate.
Planning around LJ555? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — LJ555 Seoul to Jeju City on-time performance, measured from the GMP and CJU airport boards.
https://proflightsearch.com/flight/LJ555
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