Schedule: FAA flight plans.
ALASKA · FLIGHT AS 660
SCHEDULED
Today
AS 660 · MSO → SEA
departs 4:08 PM MT · arrives 4:38 PM PT
Forecast issued Wed 5:00 AM ET · 13h before departure
Odds over time
Arrive at SEA more than 15 minutes late?
22%
chance · ±3 pts
– · 24h
HOW SURE WE ARE
Good. The odds now lean mostly on firmed-up weather forecasts.
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How late will it get to SEA?
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On time or early
78%
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15–30 min late
12%
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30 min–1 hour late
6%
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1–2 hours late
3%
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Over 2 hours late
1%
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Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.