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.

CAPE AIR · FLIGHT 9K 64 LANDED 1:08 PM AST, ~4 MIN LATE · SCHEDULED TIME UNKNOWN
Today

9K 64 · SJU → STX

took off · landed 1:08 PM AST (scheduled time unknown)
Forecast issued Tue 7:00 PM ET · 6h after departure

Odds over time

Arrive at STX more than 15 minutes late?
18% chance · ±0 pts – · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
LIVE IN THE AIR 0% 10% 20% 30% 40% 1h Departs Lands