AA1638 PhoenixPHX · 19:09 DenverDEN · 21:59
AA1638 by American Airlines flies from Phoenix (PHX) to Denver (DEN) for the Thu, Oct 29 departure.
departs PHX · on schedule
board checked 13m 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 PHX and DEN 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 →
Tomorrow at Denver
ForecastFri 30 Oct, local date
- Chance a departure leaves 60+ min late
- 9.3%usually 10%
No cancellation outlook here: this airport's board does not publish cancellations reliably.
Forecast: WeatherTomorrow · incl. data from ECMWF (CC BY 4.0, modified) · Based on about 990 departures a day. · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Phoenix to Denver flights today
same route · American AirlinesIf AA1638 is cancelled, these are the other American Airlines nonstop flights from Phoenix to Denver on the same day, with scheduled departure times in PHX local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How AA1638 actually runs
Pro Flight Search has tracked every published board update for AA1638 across the PHX and DEN boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 3 completed legs so far: landed -11 min. Not enough to call it.
The verdict above is that record speaking, so it reflects how AA1638 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: N545UW, N724UW, N708UW.
Board clocks recorded as PHX and DEN published them.
Planning around AA1638? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — AA1638 Phoenix to Denver on-time performance, measured from the PHX and DEN airport boards.
https://proflightsearch.com/flight/AA1638
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