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.
SKYWEST · FLIGHT OO 6390
SCHEDULED · TYPICAL SCHEDULE
Tomorrow
OO 6390 · DFW → COS
departs 11:43 AM CT · arrives 12:52 PM MT
Forecast issued Thu 1:00 AM ET · 36h before departure
Odds over time
Arrive at COS more than 15 minutes late?
50%
chance · ±6 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 COS?
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On time or early
49%
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15–30 min late
20%
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30 min–1 hour late
4%
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1–2 hours late
17%
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Over 2 hours late
7%
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Cancelled
3%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.