Schedule: a typical summer Friday (the flights of Jul 31, 2026), re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.
UNITED · FLIGHT UA 604SCHEDULED · TYPICAL SCHEDULE
Today
UA 604 · SFO → IAH
departs 12:45 AM PT · arrives 6:34 AM CT
Forecast issued Fri 10:00 PM ET · 18h after departure
Odds over time
Arrive at IAH more than 15 minutes late?
17%chance · ±0 pts+0 pts · 24h
HOW SURE WE AREVery high. The odds now come almost entirely from live conditions.
How late will it get to IAH?
On time or early
82%
15–30 min late
6%
30 min–1 hour late
3%
1–2 hours late
6%
Over 2 hours late
1%
Cancelled
1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.