UA1563 PittsburghPIT · 17:06 OntarioONT · 19:10
UA1563 by United Airlines flies from Pittsburgh (PIT) to Ontario (ONT) for the Tue, Oct 20 departure.
Same number through PIT → IAH → ONT
arrived at ONT · on schedule
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at PIT and ONT 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.
Other Pittsburgh to Ontario flights today
same route · United AirlinesIf UA1563 is cancelled, these are the other United Airlines nonstop flights from Pittsburgh to Ontario on the same day, with scheduled departure times in PIT local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How UA1563 actually runs
Pro Flight Search has tracked every published board update for UA1563 across the PIT and ONT boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 2 completed legs so far: left noticeably late (~34 min) but landed right on schedule. Not enough to call it.
The verdict above is that record speaking, so it reflects how UA1563 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 PIT and ONT published them.
Planning around UA1563? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — UA1563 Pittsburgh to Ontario on-time performance, measured from the PIT and ONT airport boards.
https://proflightsearch.com/flight/UA1563
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