UA678 McAllenMFE HoustonIAH · 08:26
UA678 by United Airlines flies from McAllen (MFE) to Houston (IAH) for the Tue, Sep 8 departure.
arrival expected at IAH · 9 min early
board checked 1m ago · checking again in 45s
The route today
live boardsWhen it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
How UA678 actually runs
Pro Flight Search has tracked every published board update for UA678 across the MFE and IAH boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 1 completed leg so far: landed -5 min. Not enough to call it.
The verdict above is that record speaking, so it reflects how UA678 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 MFE and IAH published them.
Planning around UA678? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — UA678 McAllen to Houston on-time performance, measured from the MFE and IAH airport boards.
https://proflightsearch.com/flight/UA678
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