UA2155 DenverDEN · 17:38 PittsburghPIT · 22:45
UA2155 by United Airlines flies from Denver (DEN) to Pittsburgh (PIT) for the Mon, Sep 14 departure.
departs DEN · on schedule
board checked 24m ago · checking again in 45s
Where the minutes go
last 7 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 · 9 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Early read, sample still buildingConditions at DEN and PIT 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. This route's tracked sample is still thin — treat these as an early read, not a precise forecast.
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 Denver to Pittsburgh flights today
same route · United AirlinesIf UA2155 is cancelled, this is the other United Airlines nonstop flight from Denver to Pittsburgh on the same day, with scheduled departure times in DEN local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How UA2155 actually runs
Pro Flight Search has tracked every published board update for UA2155 across the DEN and PIT boards: schedule changes, gate pushes and actual clocks. Usually lands on time. Based on 7 confirmed landings · 5/7 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how UA2155 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: N57466, N27519, N17529, N27568.
Board clocks recorded as DEN and PIT published them.
Planning around UA2155? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — UA2155 Denver to Pittsburgh on-time performance, measured from the DEN and PIT airport boards.
https://proflightsearch.com/flight/UA2155
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