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.

PSA · FLIGHT OH 5377 LANDED 12:12 AM ET, ~8 MIN LATE · SCHEDULED TIME UNKNOWN

OH 5377 · PHL → BGR

took off 10:59 PM ET · landed 12:12 AM ET (scheduled time unknown)
Forecast issued Tue 10:00 PM ET · 1h before departure

Odds over time

Arrive at BGR more than 15 minutes late?
25% chance · ±1 pts −8 pts · 24h
HOW SURE WE ARE High. The odds now come mostly from live FAA and airport data.
WEATHER FORECASTS LIVE IN THE AIR 0% 15% 30% 45% 60% 1.1d 12h 6h Now Departs Lands