UA2637 DenverDEN · 10:04 Grand RapidsGRR · 14:43
UA2637 by United Airlines flies from Denver (DEN) to Grand Rapids (GRR) for the Thu, Sep 10 departure.
arrived at GRR · 17 min early
⚖ UA2637 typically leaves −3 and lands −17. The air wins minutes back.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 −17 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 GRR 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 Grand Rapids flights today
same route · United AirlinesIf UA2637 is cancelled, this is the other United Airlines nonstop flight from Denver to Grand Rapids 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 UA2637 actually runs
Pro Flight Search has tracked every published board update for UA2637 across the DEN and GRR boards: schedule changes, gate pushes and actual clocks. Usually lands ~16 min early. Based on 8 confirmed landings · 6/8 within 15 min of schedule. Pushes back late but makes up time in the air.
The verdict above is that record speaking, so it reflects how UA2637 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: N17443, N78285, N12221, N73275.
Board clocks recorded as DEN and GRR published them.
Planning around UA2637? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — UA2637 Denver to Grand Rapids on-time performance, measured from the DEN and GRR airport boards.
https://proflightsearch.com/flight/UA2637
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