Schedule: a typical Friday (the flights of Jul 31, 2026, re-dated). Real flights replace these once the FAA publishes them, usually about a day ahead.
ALASKA · FLIGHT AS 630
SCHEDULED · TYPICAL SCHEDULE
AS 630 · SFO → SEA
departs 12:27 PM PT · arrives 2:35 PM PT
Forecast issued Wed 10:00 AM ET · 54h before departure
Odds over time
Arrive at SEA more than 15 minutes late?
42%
chance · ±3 pts
– · 24h
HOW SURE WE ARE
Moderate. The odds now blend history with early weather forecasts.
-
-
-
-
How late will it get to SEA?
-
On time or early
57%
-
15–30 min late
18%
-
30 min–1 hour late
15%
-
1–2 hours late
5%
-
Over 2 hours late
3%
-
Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.