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 973 IN THE AIR (OFF 12:07 AM ET, ETA 9:51 AM -03) · SCHEDULED TIME UNKNOWN
Today

AA 973 · JFK → GIG

took off 12:07 AM ET · expected to land 9:51 AM -03 (scheduled time unknown)
Forecast issued Sat 3:00 AM ET · 3h after departure

Odds over time

Arrive at GIG more than 15 minutes late?
19% chance · ±1 pts – · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
LIVE IN THE AIR 0% 10% 20% 30% 40% 4h Departs Now Lands