QX9991 SeattleSEA HaileySUN
QX9991 by Horizon Air flies from Seattle (SEA) to Hailey (SUN).
scheduled from SEA
The route today
live boardsWhen it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
How QX9991 actually runs
Pro Flight Search has tracked every published board update for QX9991 across the SEA and SUN boards: schedule changes, gate pushes and actual clocks. Combined risk score: 50.0/100. Based on airport operations, weather, and cached board history at SEA and SUN.
The verdict above is that record speaking, so it reflects how QX9991 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 SEA and SUN published them.
Planning around QX9991? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — QX9991 Seattle to Hailey on-time performance, measured from the SEA and SUN airport boards.
https://proflightsearch.com/flight/QX9991
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