Schedule: a typical Saturday (the flights of Jul 25, 2026, re-dated). Real flights replace these once the FAA publishes them, usually about a day ahead.
ALASKA · FLIGHT AS 1311SCHEDULED · TYPICAL SCHEDULE
AS 1311 · SJC → SEA
departs 10:19 AM PT · arrives 12:30 PM PT
Forecast issued Thu 2:00 PM ET · 47h before departure
Odds over time
Arrive at SEA more than 15 minutes late?
20%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
79%
15–30 min late
9%
30 min–1 hour late
7%
1–2 hours late
3%
Over 2 hours late
1%
Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.