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 551 LANDED 9:10 PM ET, ~10 MIN LATE · SCHEDULED TIME UNKNOWN

B6 551 · BOS → MCO

took off 6:33 PM ET · landed 9:10 PM ET (scheduled time unknown)
Forecast issued Fri 10:00 PM ET · 4h after departure

Odds over time

Arrive at MCO more than 15 minutes late?
42% chance · ±0 pts – · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
LIVE IN THE AIR 0% 15% 30% 45% 60% 1h Departs Lands