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 1788 LANDED 8:47 PM ET, ~6 MIN LATE · SCHEDULED TIME UNKNOWN
Yesterday

AA 1788 · MSY → DCA

took off 5:33 PM CT · landed 8:47 PM ET (scheduled time unknown)
Forecast issued Tue 10:00 PM ET · 3h after departure

Odds over time

Arrive at DCA more than 15 minutes late?
37% chance · ±0 pts −5 pts · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
WEATHER FORECASTS LIVE IN THE AIR 0% 15% 30% 45% 60% 1.2d 1d 12h 6h Departs Lands Now