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 1374 IN THE AIR (OFF 7:00 PM PT, ETA 8:17 PM PT) · SCHEDULED TIME UNKNOWN
Today

AS 1374 · PDX → SFO

took off 7:00 PM PT · expected to land 8:17 PM PT (scheduled time unknown)
Forecast issued Tue 9:00 PM ET · 1h before departure

Odds over time

Arrive at SFO more than 15 minutes late?
31% chance · ±0 pts +2 pts · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
WEATHER FORECASTS LIVE IN THE AIR 0% 10% 20% 30% 40% 1.0d 12h 6h Now Departs Lands