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.

ENVOY · FLIGHT MQ 9869 LANDED 4:39 PM ET, ~29 MIN LATE · SCHEDULED TIME UNKNOWN
Today

MQ 9869 · GSO → MIA

took off 2:40 PM ET · landed 4:39 PM ET (scheduled time unknown)
Forecast issued Wed 9:00 PM ET · 6h after departure

Odds over time

Arrive at MIA more than 15 minutes late?
41% chance · ±0 pts – · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
LIVE IN THE AIR 0% 20% 40% 60% 80% 3h Departs Lands