LJ409Jin Air · CJJ → CJU
live · 8m ago
Route confirmed Jin Air

LJ409 CheongjuCJJ Jeju CityCJU · 20:35

LJ409 by Jin Air flies from Cheongju (CJJ) to Jeju City (CJU) for the Sun, Oct 18 departure.

Right nowExpected in Jeju City · today
20:35

arrival expected at CJU · on schedule

Typical arrival+16 minmedian over 15 operations
Cancellation0 in 15tracked operations · cancellation odds calculator →

Where the minutes go

last 7 operations · gate push → arrival
0+30+60+90 min
10-17
+25 arrival
10-16
+35 arrival
10-15
+2 arrival
10-14
+16 arrival
10-13
+28 arrival
10-12
+12 arrival
10-11
+54 arrival

The 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 operation

median arrival +16 min · 0 cancelled · 15 operations tracked

The route today

live boards
CJJCheongjuOn-time likelyCJJ delay board →
CJUJeju CityOn-time likelyCJU delay board →
CJJ→CJUevery carrier, schedules and on-time historyRoute intelligence →

How LJ409 actually runs

Pro Flight Search has tracked every published board update for LJ409 across the CJJ and CJU boards: schedule changes, gate pushes and actual clocks. Usually lands ~16 min late. Based on 13 confirmed landings · 5/13 within 15 min of schedule.

The verdict above is that record speaking, so it reflects how LJ409 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocks

Board log

scheduled → actual, per operation
10-17CJJ CJU 20:35 21:00 (+25)
10-16CJJ CJU 20:35 21:10 (+35)
10-15CJJ CJU 20:35 20:37 (+2)
10-14CJJ CJU 20:35 20:51 (+16)
10-13CJJ CJU 20:35 21:03 (+28)
10-12CJJ CJU 20:35 20:47 (+12)
10-11CJJ CJU 20:35 21:29 (+54)
10-10CJJ CJU 20:35 20:17 (−18)
10-09CJJ CJU 20:35 20:51 (+16)
10-08CJJ CJU 20:35 20:51 (+16)
10-07CJJ CJU 20:35 20:29 (−6)
10-06CJJ CJU 20:35 20:45 (+10)
10-05CJJ CJU 20:35 20:51 (+16)
10-04CJJ CJU 20:35 20:54 (+19)
10-03CJJ CJU 20:35 21:03 (+28)

Board clocks recorded as CJJ and CJU published them.

Planning around LJ409? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

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Suggested citation

Pro Flight Search — LJ409 Cheongju to Jeju City on-time performance, measured from the CJJ and CJU airport boards.

Canonical URL
https://proflightsearch.com/flight/LJ409
How we measure this →