Schedule: the flights that flew on Saturday, Nov 7, re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.
UNITED · FLIGHT UA 2831SCHEDULED · TYPICAL SCHEDULE
UA 2831 · LAX → SFO
departs 11:20 AM PT · arrives 12:51 PM PT
Forecast issued Thu 10:00 PM ET · 40h before departure
Odds over time
Arrive at SFO more than 15 minutes late?
49%chance · ±6 pts+8 pts · 24h
HOW SURE WE AREModerate. The odds now blend history with early weather forecasts.
How late will it get to SFO?
On time or early
50%
15–30 min late
16%
30 min–1 hour late
12%
1–2 hours late
17%
Over 2 hours late
4%
Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.