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.

AMERICAN · FLIGHT AA 861 IN THE AIR (OFF 3:19 PM ET, ETA 4:27 PM CT) · SCHEDULED TIME UNKNOWN
Today

AA 861 · BDL → ORD

took off 3:19 PM ET · expected to land 4:27 PM CT (scheduled time unknown)
Forecast issued Mon 3:00 PM ET · 0h before departure

Odds over time

Arrive at ORD more than 15 minutes late?
33% chance · ±1 pts +14 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 1d 12h 6h Now Departs Lands