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.

UNITED · FLIGHT UA 2828 LANDED 11:43 AM PT, ~7 MIN LATE · SCHEDULED TIME UNKNOWN

UA 2828 · EWR → LAS

took off 9:57 AM ET · landed 11:43 AM PT (scheduled time unknown)
Forecast issued Wed 10:00 PM ET · 12h after departure

Odds over time

Arrive at LAS more than 15 minutes late?
19% 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% 1.1d 12h 6h Departs Lands