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 248 IN THE AIR (OFF 4:13 PM MT, ETA 8:48 PM ET) · SCHEDULED TIME UNKNOWN
Today

UA 248 · DEN → ATL

took off 4:13 PM MT · expected to land 8:48 PM ET (scheduled time unknown)
Forecast issued Sat 5:00 PM ET · 1h before departure

Odds over time

Arrive at ATL more than 15 minutes late?
41% chance · ±4 pts +19 pts · 24h
HOW SURE WE ARE High. The odds now come mostly from live FAA and airport data.
MOSTLY HISTORY WEATHER FORECASTS LIVE IN THE AIR 0% 15% 30% 45% 60% 4.8d 2d 1d 12h 6h Now Departs Lands