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.
FRONTIER · FLIGHT F9 2907
SCHEDULED · TYPICAL SCHEDULE
F9 2907 · DEN → ONT
departs 8:45 AM MT · arrives 10:04 AM PT
Forecast issued Wed 6:00 PM ET · 41h before departure
Odds over time
Arrive at ONT more than 15 minutes late?
15%
chance · ±1 pts
−3 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 ONT?
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On time or early
85%
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15–30 min late
8%
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30 min–1 hour late
3%
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1–2 hours late
3%
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Over 2 hours late
1%
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Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.