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

UNITED · FLIGHT UA 597 LANDED 9:15 PM ET, ~75 MIN LATE
Yesterday

UA 597 · DEN → BOS

took off 4:04 PM MT · landed 9:15 PM ET (scheduled 2:06 PM MT → 8:10 PM ET)
Forecast issued Fri 10:00 PM ET · 6h after departure

Odds over time

Arrive at BOS more than 15 minutes late?
Late chance · ±1 pts −6 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% 3.8d 2d 1d 12h 6h Departs Lands

How late did it get to BOS?

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%.