UA1857 Sioux FallsFSD · 07:48 ChicagoORD · 09:45
UA1857 by United Airlines flies from Sioux Falls (FSD) to Chicago (ORD) for the Thu, Nov 12 departure.
arrived at ORD · 15 min early
⚖ UA1857 typically leaves +5 and lands −12. 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 −12 min · 0 cancelled · 9 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at FSD and ORD are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. These figures come from both airports' records 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 →
Tomorrow at Sioux Falls
ForecastFri 13 Nov, local date
- 28% chance of fog
Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.
Tomorrow at Chicago
ForecastFri 13 Nov, local date
Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · 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.
Other Sioux Falls to Chicago flights today
same route · United AirlinesIf UA1857 is cancelled, these are the other United Airlines nonstop flights from Sioux Falls to Chicago on the same day, with scheduled departure times in FSD local time. Most flights that show a delay still operate. Rebooking usually helps only when that delay is very large. Every airline on this route →
How UA1857 actually runs
Pro Flight Search has tracked every published board update for UA1857 across the FSD and ORD boards: schedule changes, gate pushes and actual clocks. Usually lands ~12 min early. Based on 9 confirmed landings · 9/9 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how UA1857 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: N37267, N33292, N78511, N76523.
Board clocks recorded as FSD and ORD published them.
Planning around UA1857? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search: UA1857 Sioux Falls to Chicago on-time performance, measured from the FSD and ORD airport boards.
https://proflightsearch.com/flight/UA1857
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