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 5041 LANDED 9:04 AM ET, ~13 MIN LATE · SCHEDULED TIME UNKNOWN
Today

9K 5041 · ACK → BOS

took off 8:20 AM ET · landed 9:04 AM ET (scheduled time unknown)
Forecast issued Mon 5:00 PM ET · 8h after departure

Odds over time

Arrive at BOS more than 15 minutes late?
23% 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