Schedule: a typical summer Saturday (the flights of Jul 25, 2026), re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.
UNITED · FLIGHT UA 691SCHEDULED · TYPICAL SCHEDULE
Tomorrow
UA 691 · BNA → IAH
departs 11:10 AM CT · arrives 1:23 PM CT
Forecast issued Fri 7:00 AM ET · 29h before departure
Odds over time
Arrive at IAH more than 15 minutes late?
20%chance · ±1 pts−9 pts · 24h
HOW SURE WE AREModerate. The odds now blend history with early weather forecasts.
How late will it get to IAH?
On time or early
79%
15–30 min late
11%
30 min–1 hour late
2%
1–2 hours late
5%
Over 2 hours late
3%
Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.