Schedule: a typical Sunday (the flights of Jul 26, 2026, re-dated). Real flights replace these once the FAA publishes them, usually about a day ahead.
UNITED · FLIGHT UA 2491
SCHEDULED · TYPICAL SCHEDULE
UA 2491 · IAH → SAN
departs 9:30 AM CT · arrives 10:51 AM PT
Forecast issued Thu 3:00 PM ET · 68h before departure
Odds over time
Arrive at SAN more than 15 minutes late?
25%
chance · ±3 pts
+5 pts · 24h
HOW SURE WE ARE
Moderate. The odds now blend history with early weather forecasts.
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How late will it get to SAN?
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On time or early
75%
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15–30 min late
7%
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30 min–1 hour late
9%
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1–2 hours late
4%
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Over 2 hours late
4%
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Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.