9X129 WashingtonIAD · 22:25 DuboisDUJ
9X129 by Southern Airways Express flies from Washington (IAD) to Dubois (DUJ).
scheduled from IAD
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 · 7 operations tracked
The route today
live boardsTomorrow at Washington
ForecastMon 9 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 Washington to Dubois flights today
same route · Southern Airways ExpressIf 9X129 is cancelled, these are the other Southern Airways Express nonstop flights from Washington to Dubois on the same day, with scheduled departure times in IAD 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 9X129 actually runs
Pro Flight Search has tracked every published board update for 9X129 across the IAD and DUJ boards: schedule changes, gate pushes and actual clocks. Usually departs ~17 min early. Based on 7 confirmed departures · 7/7 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how 9X129 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: N750Z, N4118K, N881SA.
Board clocks recorded as IAD and DUJ published them.
Planning around 9X129? 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: 9X129 Washington to Dubois on-time performance, measured from the IAD and DUJ airport boards.
https://proflightsearch.com/flight/9X129
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