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.

DELTA · FLIGHT DL 1044 IN THE AIR (OFF 5:14 PM PT, ETA 12:48 AM ET) · SCHEDULED TIME UNKNOWN
Today

DL 1044 · SEA → JFK

took off 5:14 PM PT · expected to land 12:48 AM ET (scheduled time unknown)
Forecast issued Tue 10:00 PM ET · 2h after departure

Odds over time

Arrive at JFK more than 15 minutes late?
19% chance · ±0 pts +2 pts · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
WEATHER FORECASTS LIVE IN THE AIR 0% 10% 20% 30% 40% 1.1d 12h 6h Departs Now Lands