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.

JETBLUE · FLIGHT B6 2896 LANDED 9:03 PM ET, ~24 MIN LATE · SCHEDULED TIME UNKNOWN
Yesterday

B6 2896 · PUJ → BOS

took off · landed 9:03 PM ET (scheduled time unknown)
Forecast issued Sat 10:00 PM ET · 5h after departure

Odds over time

Arrive at BOS more than 15 minutes late?
16% chance · ±0 pts – · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
WEATHER FORECASTS LIVE IN THE AIR 0% 15% 30% 45% 60% 10h 6h Departs Lands