UA3988 WashingtonIAD ColumbusCMH
UA3988 by United Airlines flies from Washington (IAD) to Columbus (CMH).
scheduled from IAD
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at IAD and CMH 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 Washington to Columbus flights today
same route · United AirlinesIf UA3988 is cancelled, these are the other United Airlines nonstop flights from Washington to Columbus on the same day, with scheduled departure times in IAD local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How UA3988 actually runs
Pro Flight Search has tracked every published board update for UA3988 across the IAD and CMH boards: schedule changes, gate pushes and actual clocks. Combined risk score: 18.5/100. Based on airport operations, weather, and cached board history at IAD and CMH.
The verdict above is that record speaking, so it reflects how UA3988 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationBoard clocks recorded as IAD and CMH published them.
Planning around UA3988? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — UA3988 Washington to Columbus on-time performance, measured from the IAD and CMH airport boards.
https://proflightsearch.com/flight/UA3988
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