UA4818 WashingtonIAD · 08:15 ColumbiaCAE
UA4818 by United Airlines flies from Washington (IAD) to Columbia (CAE).
scheduled from IAD
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 operation0 cancelled · 15 operations tracked
The route today
live boardsWhen it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Washington to Columbia flights today
same route · United AirlinesIf UA4818 is cancelled, these are the other United Airlines nonstop flights from Washington to Columbia 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 UA4818 actually runs
Pro Flight Search has tracked every published board update for UA4818 across the IAD and CAE boards: schedule changes, gate pushes and actual clocks. Usually departs ~27 min late. Based on 14 confirmed departures · 4/14 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how UA4818 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: N14153, N11176, N21154, N13202.
Board clocks recorded as IAD and CAE published them.
Planning around UA4818? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Pro Flight Search — UA4818 Washington to Columbia on-time performance, measured from the IAD and CAE airport boards.
https://proflightsearch.com/flight/UA4818
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