UA4739 ChicagoORD · 16:00 SpringfieldSGF
UA4739 by United Airlines flies from Chicago (ORD) to Springfield (SGF) for the Thu, Oct 22 departure.
en route from ORD to SGF
board checked 54m ago · checking again in 45s
Board estimate · gate and arrival times. Off blocks 15:51 · typical taxi-out at ORD ≈ 7.6 min.
Where the minutes go
last 4 operations · gate push → arrivalThe bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.
The route today
live boardsWhen it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Chicago to Springfield flights today
same route · United AirlinesIf UA4739 is cancelled, these are the other United Airlines nonstop flights from Chicago to Springfield on the same day, with scheduled departure times in ORD local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How UA4739 actually runs
Pro Flight Search has tracked every published board update for UA4739 across the ORD and SGF boards: schedule changes, gate pushes and actual clocks. Usually departs ~7 min early. Based on 4 confirmed departures · 4/4 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how UA4739 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 ORD and SGF published them.
Planning around UA4739? 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 — UA4739 Chicago to Springfield on-time performance, measured from the ORD and SGF airport boards.
https://proflightsearch.com/flight/UA4739
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