Schedule: the flights that flew on Wednesday, Sep 30, re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.
ALASKA · FLIGHT AS 1439SCHEDULED · TYPICAL SCHEDULE
AS 1439 · ANC → SEA
departs 12:27 AM AKT · arrives 4:45 AM PT
Forecast issued Sun 11:00 AM ET · 66h before departure
Odds over time
Arrive at SEA more than 15 minutes late?
13%chance · ±2 pts+2 pts · 24h
HOW SURE WE AREModerate. The odds now blend history with early weather forecasts.
How late will it get to SEA?
On time or early
86%
15–30 min late
9%
30 min–1 hour late
3%
1–2 hours late
1%
Over 2 hours late
<1%
Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.