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.

AVIANCA COSTA RICA · FLIGHT LR 660 SCHEDULED · SCHEDULED TIME UNKNOWN
Today

LR 660 · SAL → JFK

departs 9:33 AM CST · arrives 2:32 PM ET
Your aircraft is N769AV (A20N), coming in as TAI591 from IAD: still at IAD, due off about 3:15 AM ET, 158 min before departure.
Forecast issued Fri 8:00 AM ET · 2h before departure

Odds over time

Arrive at JFK more than 15 minutes late?
67% chance · ±0 pts – · 24h
HOW SURE WE ARE High. The odds now come mostly from live FAA and airport data.
LIVE IN THE AIR 0% 25% 50% 75% 100% 5h Now Departs Lands