LJ556 Jeju CityCJU SeoulGMP
LJ556 by Jin Air flies from Jeju City (CJU) to Seoul (GMP).
scheduled from CJU
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Early read, sample still buildingConditions at CJU and GMP 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 Jeju City to Seoul flights today
same route · Jin AirIf LJ556 is cancelled, these are the other Jin Air nonstop flights from Jeju City to Seoul on the same day, with scheduled departure times in CJU local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How LJ556 actually runs
Pro Flight Search has tracked every published board update for LJ556 across the CJU and GMP boards: schedule changes, gate pushes and actual clocks. Combined risk score: 33.8/100. Based on airport operations, weather, and cached board history at CJU and GMP.
The verdict above is that record speaking, so it reflects how LJ556 operates rather than what the timetable promises. Numbers refresh as new flights operate.
Planning around LJ556? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — LJ556 Jeju City to Seoul on-time performance, measured from the CJU and GMP airport boards.
https://proflightsearch.com/flight/LJ556
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