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.

UNITED · FLIGHT UA 796 IN THE AIR (OFF 4:27 PM ET, ETA 6:44 PM PT) · SCHEDULED TIME UNKNOWN
Today

UA 796 · IAD → SFO

took off 4:27 PM ET · expected to land 6:44 PM PT (scheduled time unknown)
Forecast issued Tue 7:00 PM ET · 2h after departure

Odds over time

Arrive at SFO more than 15 minutes late?
14% chance · ±0 pts +4 pts · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
WEATHER FORECASTS LIVE IN THE AIR 0% 5% 10% 15% 20% 1.1d 12h 6h Departs Now Lands