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.

LATAM PERU · FLIGHT LP 2482 DEPARTURE NOT REPORTED YET (THE FAA SEES FLIGHTS FROM ABROAD ONCE THEY NEAR US AIRSPACE) · SCHEDULED TIME UNKNOWN
Today

LP 2482 · LIM → ATL

departs 12:26 PM -05 · arrives 7:50 PM ET
Your aircraft is CCCWY (B763), coming in as LPE2477 from LAX: still at LAX, due off about 9:43 PM PT, 276 min before departure.
Forecast issued Tue 7:00 PM ET · 6h after departure

Odds over time

Arrive at ATL more than 15 minutes late?
13% chance · ±2 pts +3 pts · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
MOSTLY HISTORY WEATHER FORECASTS LIVE IN THE AIR 0% 5% 10% 15% 20% 6.6d 2d 1d 12h 6h Departs Lands