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 2206 LANDED 3:19 PM CT, ~8 MIN EARLY · SCHEDULED TIME UNKNOWN
Yesterday

F9 2206 · FLL → ORD

took off 1:43 PM ET · landed 3:19 PM CT (scheduled time unknown)
Forecast issued Tue 10:00 PM ET · 8h after departure

Odds over time

Arrive at ORD more than 15 minutes late?
60% chance · ±0 pts +43 pts · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
WEATHER FORECASTS LIVE IN THE AIR 0% 25% 50% 75% 100% 3.0d 2d 1d 12h 6h Departs Lands