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 5050 SCHEDULED · SCHEDULED TIME UNKNOWN
Today

9K 5050 · BOS → MVY

departs 2:56 PM ET · arrives 3:27 PM ET
Your aircraft is P212 (P212), coming in as 9K 5050 from MVY: still at MVY, due off about 1:40 PM ET, 42 min before departure.
Forecast issued Sat 5:00 AM ET · 10h before departure

Odds over time

Arrive at MVY more than 15 minutes late?
38% chance · ±0 pts – · 24h
HOW SURE WE ARE Good. The odds now lean mostly on firmed-up weather forecasts.
WEATHER FORECASTS LIVE IN THE AIR 0% 20% 40% 60% 80% 19h 12h Now 6h Departs