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 1549 LANDED 12:12 AM ET, ~6 MIN LATE · SCHEDULED TIME UNKNOWN
Yesterday

F9 1549 · JAX → ATL

took off 11:23 PM ET · landed 12:12 AM ET (scheduled time unknown)
Forecast issued Sat 10:00 PM ET · 2h before departure

Odds over time

Arrive at ATL more than 15 minutes late?
56% 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% 20% 40% 60% 80% 4h Now Departs