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 456SCHEDULED · TYPICAL SCHEDULE
AS 456 · JNU → SEA
departs 1:54 PM AKDT · arrives 5:20 PM PT
Forecast issued Thu 9:00 AM ET · 57h before departure
Odds over time
Arrive at SEA more than 15 minutes late?
18%chance · ±0 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
81%
15–30 min late
9%
30 min–1 hour late
5%
1–2 hours late
2%
Over 2 hours late
2%
Cancelled
1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.