UA257 KralendijkBON HoustonIAH · 10:24
UA257 by United Airlines flies from Kralendijk (BON) to Houston (IAH) for the Sun, Sep 13 departure.
arrived at IAH · 7 min late
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 boardsHow UA257 actually runs
Pro Flight Search has tracked every published board update for UA257 across the BON and IAH boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 3 completed legs so far: landed -23 min. Not enough to call it.
The verdict above is that record speaking, so it reflects how UA257 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 BON and IAH published them.
Planning around UA257? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — UA257 Kralendijk to Houston on-time performance, measured from the BON and IAH airport boards.
https://proflightsearch.com/flight/UA257
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