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.

HORIZON · FLIGHT QX 2151 LANDED 6:49 PM PT, ~16 MIN LATE · SCHEDULED TIME UNKNOWN
Yesterday

QX 2151 · RDM → LAX

took off 5:05 PM PT · landed 6:49 PM PT (scheduled time unknown)
Forecast issued Tue 10:00 PM ET · 2h after departure

Odds over time

Arrive at LAX more than 15 minutes late?
27% chance · ±0 pts +8 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 Departs Lands