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 9954 LANDED 10:46 AM ET, ~5 MIN LATE · SCHEDULED TIME UNKNOWN
Yesterday

OH 9954 · GSP → DCA

took off 9:45 AM ET · landed 10:46 AM ET (scheduled time unknown)
Forecast issued Sat 10:00 PM ET · 12h after departure

Odds over time

Arrive at DCA more than 15 minutes late?
30% 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