BX8437Air Busan · GMP → CJU
live · 12m ago
Route confirmed Air Busan

BX8437 SeoulGMP · 17:40 Jeju CityCJU · 18:55

BX8437 by Air Busan flies from Seoul (GMP) to Jeju City (CJU) for the Fri, Oct 30 departure.

Right nowScheduled · today
17:40

departs GMP · on schedule

Typical gate push+15 minmedian posted departure
Typical arrival−8 minmedian over 5 operations
Wins back in air~23 minmedian gate push vs arrival · how planes make up time →

Where the minutes go

last 5 operations · gate push → arrival
0+30+60+90 min
10-29
+18 gate · −6 arrival
10-28
+14 gate · −8 arrival
10-27
+15 gate · −8 arrival
10-26
+11 gate · −15 arrival
10-25
+20 gate · +9 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 −8 min · 0 cancelled · 5 operations tracked

The route today

live boards
GMPSeoulModerate riskGMP delay board →
CJUJeju CityOn-time likelyCJU delay board →
GMP→CJUevery carrier, schedules and on-time historyRoute intelligence →

When it flies

scheduled departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

Other Seoul to Jeju City flights today

same route · Air Busan
BX8025departs 07:05
BX8013departs 07:10
BX8027departs 08:05
BX8019departs 17:40
BX8451departs 18:55

If BX8437 is cancelled, these are the other Air Busan nonstop flights from Seoul to Jeju City on the same day, with scheduled departure times in GMP local time. Most flights that show a delay still operate. Rebooking usually helps only when that delay is very large. Every airline on this route →

How BX8437 actually runs

Pro Flight Search has tracked every published board update for BX8437 across the GMP and CJU boards: schedule changes, gate pushes and actual clocks. Usually lands ~8 min early. Based on 5 confirmed landings · 5/5 within 15 min of schedule. Pushes back late but makes up time in the air.

The verdict above is that record speaking, so it reflects how BX8437 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
10-29GMP 17:40 17:58 (+18)CJU 18:55 18:49 (−6)
10-28GMP 17:40 17:54 (+14)CJU 18:55 18:47 (−8)
10-27GMP 17:40 17:55 (+15)CJU 18:55 18:47 (−8)
10-26GMP 17:40 17:51 (+11)CJU 18:55 18:40 (−15)
10-25GMP 17:40 18:00 (+20)CJU 18:55 19:04 (+9)

Board clocks recorded as GMP and CJU published them.

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search: BX8437 Seoul to Jeju City on-time performance, measured from the GMP and CJU airport boards.

Canonical URL
https://proflightsearch.com/flight/BX8437
How we measure this →