UA5104 DenverDEN · 08:15 Sioux CitySUX
UA5104 by United Airlines flies from Denver (DEN) to Sioux City (SUX).
scheduled from DEN
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 · 11 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 Denver to Sioux City flights today
same route · United AirlinesIf UA5104 is cancelled, this is the other United Airlines nonstop flight from Denver to Sioux City on the same day, with scheduled departure times in DEN local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How UA5104 actually runs
Pro Flight Search has tracked every published board update for UA5104 across the DEN and SUX boards: schedule changes, gate pushes and actual clocks. Usually departs ~7 min early. Based on 11 confirmed departures · 10/11 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how UA5104 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: N945SW, N947SW, N246PS, N919EV.
Board clocks recorded as DEN and SUX published them.
Planning around UA5104? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — UA5104 Denver to Sioux City on-time performance, measured from the DEN and SUX airport boards.
https://proflightsearch.com/flight/UA5104
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