UA3030 São PauloGRU ChicagoORD
UA3030 by United Airlines flies from São Paulo (GRU) to Chicago (ORD).
scheduled from GRU
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Early read, sample still buildingConditions at GRU and ORD 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 São Paulo to Chicago flights today
same route · United AirlinesIf UA3030 is cancelled, this is the other United Airlines nonstop flight from São Paulo to Chicago on the same day, with scheduled departure times in GRU local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How UA3030 actually runs
Pro Flight Search has tracked every published board update for UA3030 across the GRU and ORD boards: schedule changes, gate pushes and actual clocks. Combined risk score: 14.1/100. Based on airport operations, weather, and cached board history at GRU and ORD.
The verdict above is that record speaking, so it reflects how UA3030 operates rather than what the timetable promises. Numbers refresh as new flights operate.
Planning around UA3030? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — UA3030 São Paulo to Chicago on-time performance, measured from the GRU and ORD airport boards.
https://proflightsearch.com/flight/UA3030
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