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 519 SCHEDULED · SCHEDULED TIME UNKNOWN
Today

9K 519 · HYA → ACK

departs 2:10 PM ET · arrives 2:22 PM ET
Your aircraft is N2611X (C402), coming in as KAP519 from JFK: still at JFK, due off about 11:47 AM ET, 58 min before departure.
Forecast issued Fri 11:00 AM ET · 3h before departure

Odds over time

Arrive at ACK more than 15 minutes late?
19% chance · ±0 pts – · 24h
HOW SURE WE ARE High. The odds now come mostly from live FAA and airport data.
WEATHER FORECASTS LIVE IN THE AIR 0% 10% 20% 30% 40% 15h 12h 6h Now Departs