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 4034
SCHEDULED · TYPICAL SCHEDULE
OO 4034 · SBN → DTW
departs 3:09 PM ET · arrives 4:15 PM ET
Forecast issued Wed 2:00 AM ET · 61h before departure
Odds over time
Arrive at DTW more than 15 minutes late?
19%
chance · ±1 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 DTW?
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On time or early
80%
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15–30 min late
8%
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30 min–1 hour late
0%
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1–2 hours late
7%
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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%.