Schedule: a typical Saturday (the flights of Jul 25, 2026, re-dated). Real flights replace these once the FAA publishes them, usually about a day ahead.
UNITED · FLIGHT UA 2633SCHEDULED · TYPICAL SCHEDULE
UA 2633 · DEN → SFO
departs 3:47 PM MT · arrives 5:30 PM PT
Forecast issued Thu 4:00 PM ET · 50h before departure
Odds over time
Arrive at SFO more than 15 minutes late?
15%chance · ±3 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
85%
15–30 min late
5%
30 min–1 hour late
4%
1–2 hours late
3%
Over 2 hours late
3%
Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.