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.

FRONTIER · FLIGHT F9 1990 LANDED 12:22 AM ET, ~8 MIN EARLY · SCHEDULED TIME UNKNOWN

F9 1990 · BNA → PHL

took off 9:53 PM CT · landed 12:22 AM ET (scheduled time unknown)
Forecast issued Fri 10:00 PM ET · 1h before departure

Odds over time

Arrive at PHL more than 15 minutes late?
78% 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% 2h Now Departs Lands