UA1938 WashingtonIAD · 18:00 PhoenixPHX · 19:54
UA1938 by United Airlines flies from Washington (IAD) to Phoenix (PHX) for the Tue, Sep 8 departure.
departs IAD · on schedule
board checked 59m ago · checking again in 45s
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 boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at IAD and PHX 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.
How UA1938 actually runs
Pro Flight Search has tracked every published board update for UA1938 across the IAD and PHX boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 3 completed legs so far: left noticeably late (~26 min) but landed about 33 min early. Not enough to call it.
The verdict above is that record speaking, so it reflects how UA1938 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: N77544, N17583, N77581.
Board clocks recorded as IAD and PHX published them.
Planning around UA1938? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — UA1938 Washington to Phoenix on-time performance, measured from the IAD and PHX airport boards.
https://proflightsearch.com/flight/UA1938
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