UA4276 HoustonIAH · 10:08 PueblaPBC
UA4276 by United Airlines flies from Houston (IAH) to Puebla (PBC) for the Fri, Sep 11 departure.
en route from IAH to PBC
board checked 32m ago · checking again in 45s
Board estimate · gate and arrival times. Off blocks 10:02.
Where the minutes go
last 3 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 boardsWhen it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Houston to Puebla flights today
same route · United AirlinesIf UA4276 is cancelled, this is the other United Airlines nonstop flight from Houston to Puebla on the same day, with scheduled departure times in IAH local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How UA4276 actually runs
Pro Flight Search has tracked every published board update for UA4276 across the IAH and PBC boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 3 completed legs so far: departed -6 min. Not enough to call it.
The verdict above is that record speaking, so it reflects how UA4276 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 IAH and PBC published them.
Planning around UA4276? 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 — UA4276 Houston to Puebla on-time performance, measured from the IAH and PBC airport boards.
https://proflightsearch.com/flight/UA4276
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