Schedule: a typical Thursday (the flights of Jul 30, 2026, re-dated). Real flights replace these once the FAA publishes them, usually about a day ahead.
ALASKA · FLIGHT AS 683SCHEDULED · TYPICAL SCHEDULE
AS 683 · SMF → SEA
departs 5:08 PM PT · arrives 7:07 PM PT
Forecast issued Tue 9:00 PM ET · 47h before departure
Odds over time
Arrive at SEA more than 15 minutes late?
30%chance · ±5 pts−3 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
70%
15–30 min late
8%
30 min–1 hour late
15%
1–2 hours late
4%
Over 2 hours late
3%
Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.