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 307SCHEDULED · TYPICAL SCHEDULE
UA 307 · ORD → JAC
departs 9:05 AM CT · arrives 11:35 AM MT
Forecast issued Thu 7:00 AM ET · 51h before departure
Odds over time
Arrive at JAC more than 15 minutes late?
10%chance · ±1 pts– · 24h
HOW SURE WE AREModerate. The odds now blend history with early weather forecasts.
How late will it get to JAC?
On time or early
90%
15–30 min late
3%
30 min–1 hour late
3%
1–2 hours late
3%
Over 2 hours late
<1%
Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.