OO309 DenverDEN Sioux FallsFSD · 23:05
OO309 by SkyWest Airlines flies from Denver (DEN) to Sioux Falls (FSD).
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 operationmedian arrival +18 min · 0 cancelled · 13 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at DEN and FSD 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.
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.
How OO309 actually runs
Pro Flight Search has tracked every published board update for OO309 across the DEN and FSD boards: schedule changes, gate pushes and actual clocks. Usually lands ~20 min late. Based on 13 confirmed landings · 5/13 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how OO309 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: N705SY, N731SY, N702SY, N87364.
Board clocks recorded as DEN and FSD published them.
Planning around OO309? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — OO309 Denver to Sioux Falls on-time performance, measured from the DEN and FSD airport boards.
https://proflightsearch.com/flight/OO309
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