UA3438 DuluthDLH ChicagoORD · 09:41
UA3438 by United Airlines flies from Duluth (DLH) to Chicago (ORD).
scheduled from DLH
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 −12 min · 0 cancelled · 8 operations tracked
The route today
live boardsTomorrow at ORD
ForecastSat 31 Oct, local date
- 77% chance of rain
- Chance a departure is cancelled
- 0.7%usually 0.7%
- Chance a departure leaves 60+ min late
- 10%usually 12%
Weather behind it: 77% chance of rain at Chicago
Forecast: WeatherTomorrow · incl. data from ECMWF (CC BY 4.0, modified) · Based on about 1,360 departures a day. · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
How UA3438 actually runs
Pro Flight Search has tracked every published board update for UA3438 across the DLH and ORD boards: schedule changes, gate pushes and actual clocks. Usually lands ~12 min early. Based on 8 confirmed landings · 7/8 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how UA3438 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 DLH and ORD published them.
Planning around UA3438? 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: UA3438 Duluth to Chicago on-time performance, measured from the DLH and ORD airport boards.
https://proflightsearch.com/flight/UA3438
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