LJ421 DaeguTAE Jeju CityCJU · 11:15
LJ421 by Jin Air flies from Daegu (TAE) to Jeju City (CJU) for the Wed, Sep 9 departure.
arrival expected at CJU · on schedule
board checked 38m ago · checking again in 45s
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 −2 min · 0 cancelled · 15 operations tracked
The route today
live boardsHow LJ421 actually runs
Pro Flight Search has tracked every published board update for LJ421 across the TAE and CJU boards: schedule changes, gate pushes and actual clocks. Usually lands on time. Based on 13 confirmed landings · 10/13 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how LJ421 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 TAE and CJU published them.
Planning around LJ421? 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 — LJ421 Daegu to Jeju City on-time performance, measured from the TAE and CJU airport boards.
https://proflightsearch.com/flight/LJ421
.