UA4534 ChicagoORD · 21:20 ColumbiaCOU
UA4534 by United Airlines flies from Chicago (ORD) to Columbia (COU).
scheduled from ORD
The route today
live boardsTomorrow at Chicago
ForecastFri 6 Nov, local date
Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Chicago to Columbia flights today
same route · United AirlinesIf UA4534 is cancelled, these are the other United Airlines nonstop flights from Chicago to Columbia on the same day, with scheduled departure times in ORD 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 UA4534 actually runs
Pro Flight Search has tracked every published board update for UA4534 across the ORD and COU boards: schedule changes, gate pushes and actual clocks. Early read: no clear pattern yet. Only 2 completed legs so far: departed +20 min. Not enough to call it.
The verdict above is that record speaking, so it reflects how UA4534 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 COU published them.
Planning around UA4534? 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: UA4534 Chicago to Columbia on-time performance, measured from the ORD and COU airport boards.
https://proflightsearch.com/flight/UA4534
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