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.

SKYWEST · FLIGHT OO 3371 LANDED 8:40 PM PT, ~3 MIN LATE · SCHEDULED TIME UNKNOWN
Yesterday

OO 3371 · STS → PDX

took off 7:28 PM PT · landed 8:40 PM PT (scheduled time unknown)
Forecast issued Fri 10:00 PM ET · 1h before departure

Odds over time

Arrive at PDX more than 15 minutes late?
13% chance · ±0 pts – · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
LIVE IN THE AIR 0% 10% 20% 30% 40% 2h Now Departs Lands