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.

SKYWEST · FLIGHT OO 5729 LANDED 8:11 PM CT, ~21 MIN LATE · SCHEDULED TIME UNKNOWN
Yesterday

OO 5729 · CHS → ORD

took off 7:11 PM ET · landed 8:11 PM CT (scheduled time unknown)
Forecast issued Sat 10:00 PM ET · 3h after departure

Odds over time

Arrive at ORD more than 15 minutes late?
35% 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% 2h Departs Lands Now