K4538 ChicagoORD · 07:51 SeoulICN
K4538 by ALS – Aircraft Leasing Services flies from Chicago (ORD) to Seoul (ICN).
scheduled from ORD
Where the minutes go
last 4 operations · gate push → arrivalThe bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Early read, sample still buildingConditions at ORD and ICN 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.
Other Chicago to Seoul flights today
same route · ALS – Aircraft Leasing ServicesIf K4538 is cancelled, these are the other ALS – Aircraft Leasing Services nonstop flights from Chicago to Seoul on the same day, with scheduled departure times in ORD local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How K4538 actually runs
Pro Flight Search has tracked every published board update for K4538 across the ORD and ICN boards: schedule changes, gate pushes and actual clocks. Usually departs ~75 min late. Based on 4 confirmed departures · 1/4 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how K4538 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 ORD and ICN published them.
Planning around K4538? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — K4538 Chicago to Seoul on-time performance, measured from the ORD and ICN airport boards.
https://proflightsearch.com/flight/K4538
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