Tracked live by the FAA, but its flight plan was first seen after takeoff, so we don't know the scheduled time and can't say whether it's late.

ALASKA · FLIGHT AS 1358 IN THE AIR (OFF 6:09 AM PT, ETA 7:34 AM PT) · SCHEDULED TIME UNKNOWN
Today

AS 1358 · SMF → SEA

took off 6:09 AM PT · expected to land 7:34 AM PT (scheduled time unknown)
Forecast issued Wed 8:00 AM ET · 1h before departure

Odds over time

Arrive at SEA more than 15 minutes late?
14% chance · ±0 pts +0 pts · 24h
HOW SURE WE ARE High. The odds now come mostly from live FAA and airport data.
WEATHER FORECASTS LIVE IN THE AIR 0% 5% 10% 15% 20% 1.1d 12h 6h Now Departs Lands