UA63 São PauloGRU · 21:50 HoustonIAH · 05:50
UA63 by United Airlines flies from São Paulo (GRU) to Houston (IAH) for the Sun, Sep 13 departure.
arrived at IAH · 19 min early
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
Weather-conditioned outlook for this flight right now
Measured, 90-day sampleDriven mainly by GRU (São Paulo), currently flying IFR (instrument). 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 UA63 actually runs
Pro Flight Search has tracked every published board update for UA63 across the GRU and IAH boards: schedule changes, gate pushes and actual clocks. Usually lands on time. Based on 4 confirmed landings · 3/4 within 15 min of schedule. Pushes back late but makes up time in the air.
The verdict above is that record speaking, so it reflects how UA63 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationAircraft
Recent tails: N24976, N26970.
Board clocks recorded as GRU and IAH published them.
Planning around UA63? 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 — UA63 São Paulo to Houston on-time performance, measured from the GRU and IAH airport boards.
https://proflightsearch.com/flight/UA63
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