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 1922 LANDED 12:41 AM ET, ~5 MIN EARLY · SCHEDULED TIME UNKNOWN
Yesterday

UA 1922 · ORD → IAD

took off 10:25 PM CT · landed 12:41 AM ET (scheduled time unknown)
Forecast issued Sat 10:00 PM ET · 1h before departure

Odds over time

Arrive at IAD more than 15 minutes late?
33% chance · ±0 pts +10 pts · 24h
HOW SURE WE ARE High. The odds now come mostly from live FAA and airport data.
WEATHER FORECASTS LIVE IN THE AIR 0% 10% 20% 30% 40% 1.1d 12h 6h Now Departs Lands