LJ403 CheongjuCJJ Jeju CityCJU · 13:50
LJ403 by Jin Air flies from Cheongju (CJJ) to Jeju City (CJU) for the Mon, Sep 7 departure.
arrived at CJU · 16 min late
Where the minutes go
last 7 operations · gate push → arrivalThe bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.
The last 30 days
arrival outcome per operationmedian arrival +1 min · 0 cancelled · 15 operations tracked
The route today
live boardsHow LJ403 actually runs
Pro Flight Search has tracked every published board update for LJ403 across the CJJ and CJU boards: schedule changes, gate pushes and actual clocks. Usually lands on time. Based on 14 confirmed landings · 9/14 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how LJ403 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationBoard clocks recorded as CJJ and CJU published them.
Planning around LJ403? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Pro Flight Search — LJ403 Cheongju to Jeju City on-time performance, measured from the CJJ and CJU airport boards.
https://proflightsearch.com/flight/LJ403
.