KE401 SeoulICN · 19:10 SydneySYD
KE401 by KOREAN AIRLINES flies from Seoul (ICN) to Sydney (SYD) for the Fri, Sep 11 departure.
departs ICN · on schedule
board checked 14m 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 operation0 cancelled · 14 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Early read, sample still buildingConditions at ICN and SYD 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.
How KE401 actually runs
Pro Flight Search has tracked every published board update for KE401 across the ICN and SYD boards: schedule changes, gate pushes and actual clocks. Usually departs ~23 min late. Based on 13 confirmed departures · 0/13 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how KE401 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 ICN and SYD published them.
Planning around KE401? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — KE401 Seoul to Sydney on-time performance, measured from the ICN and SYD airport boards.
https://proflightsearch.com/flight/KE401
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