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.

REPUBLIC · FLIGHT YX 4366 LANDED 11:05 AM ET, ~5 MIN LATE · SCHEDULED TIME UNKNOWN
Yesterday

YX 4366 · DCA → LGA

took off 10:24 AM ET · landed 11:05 AM ET (scheduled time unknown)
Forecast issued Tue 10:00 PM ET · 12h after departure

Odds over time

Arrive at LGA more than 15 minutes late?
41% chance · ±0 pts +7 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% 19h 12h 6h Departs Lands