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 3710 LANDED 7:43 PM ET, ~8 MIN LATE · SCHEDULED TIME UNKNOWN
Yesterday

YX 3710 · STL → EWR

took off 4:53 PM CT · landed 7:43 PM ET (scheduled time unknown)
Forecast issued Sat 10:00 PM ET · 4h after departure

Odds over time

Arrive at EWR more than 15 minutes late?
42% chance · ±0 pts – · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
LIVE IN THE AIR 0% 15% 30% 45% 60% 4h Departs Lands