Schedule: a typical Friday (the flights of Jul 31, 2026, re-dated). Real flights replace these once the FAA publishes them, usually about a day ahead.
UNITED · FLIGHT UA 307
SCHEDULED · TYPICAL SCHEDULE
UA 307 · ORD → JAC
departs 9:05 AM CT · arrives 11:35 AM MT
Forecast issued Tue 5:00 PM ET · 65h before departure
Odds over time
Arrive at JAC more than 15 minutes late?
18%
chance · ±2 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 JAC?
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On time or early
82%
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15–30 min late
6%
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30 min–1 hour late
5%
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1–2 hours late
5%
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Over 2 hours late
2%
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Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.