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.
SOUTHWEST · FLIGHT WN 4444
SCHEDULED · TYPICAL SCHEDULE
WN 4444 · DAL → STL
departs 8:10 PM CT · arrives 9:55 PM CT
Forecast issued Wed 7:00 PM ET · 50h before departure
Odds over time
Arrive at STL more than 15 minutes late?
58%
chance · ±1 pts
+2 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 STL?
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On time or early
41%
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15–30 min late
17%
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30 min–1 hour late
25%
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1–2 hours late
12%
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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%.