UA8166 OrlandoMCO ChicagoORD · 18:20
UA8166 by United Airlines flies from Orlando (MCO) to Chicago (ORD).
scheduled from MCO
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at MCO and ORD 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.
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 UA8166 actually runs
Pro Flight Search has tracked every published board update for UA8166 across the MCO and ORD boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 1 completed leg so far: landed +21 min. Not enough to call it.
The verdict above is that record speaking, so it reflects how UA8166 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 MCO and ORD published them.
Planning around UA8166? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — UA8166 Orlando to Chicago on-time performance, measured from the MCO and ORD airport boards.
https://proflightsearch.com/flight/UA8166
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