AA2878 PhiladelphiaPHL · 21:50 DenverDEN · 22:24
AA2878 by American Airlines flies from Philadelphia (PHL) to Denver (DEN) for the Sun, Sep 13 departure.
arrival expected at DEN · 31 min late
board checked 26m ago · checking again in 45s
Where the minutes go
last 6 operations · gate push → arrivalThe bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.
The last 30 days
arrival outcome per operationmedian arrival +4 min · 0 cancelled · 6 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at PHL 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 →
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Philadelphia to Denver flights today
same route · American AirlinesIf AA2878 is cancelled, these are the other American Airlines nonstop flights from Philadelphia to Denver on the same day, with scheduled departure times in PHL local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How AA2878 actually runs
Pro Flight Search has tracked every published board update for AA2878 across the PHL and DEN boards: schedule changes, gate pushes and actual clocks. Usually lands on time. Based on 6 confirmed landings · 5/6 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how AA2878 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: N991NN, N891NN, N912AN, N927NN.
Board clocks recorded as PHL and DEN published them.
Planning around AA2878? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — AA2878 Philadelphia to Denver on-time performance, measured from the PHL and DEN airport boards.
https://proflightsearch.com/flight/AA2878
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