Tracked live by the FAA. The scheduled times shown are from a typical Tuesday because the FAA's flight plan was first seen after takeoff.

DELTA · FLIGHT DL 934 LANDED 4:48 PM ET, ~151 MIN LATE
Today

DL 934 · LAX → JFK

took off 8:52 AM PT · landed 4:48 PM ET (scheduled 6:00 AM PT → 2:33 PM ET)
Forecast issued Tue 5:00 PM ET · 8h after departure

Odds over time

Arrive at JFK more than 15 minutes late?
Late chance · ±0 pts +3 pts · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
WEATHER FORECASTS LIVE IN THE AIR 0% 25% 50% 75% 100% 2.7d 2d 1d 12h 6h Departs Lands

How late did it get to JFK?

RESOLVED
  1. On time or early
    –
  2. 15–30 min late
    –
  3. 30 min–1 hour late
    –
  4. 1–2 hours late
    –
  5. Over 2 hours late
    ✓

Gate arrival compared with the scheduled arrival. The ranges add up to 100%.