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 4626
SCHEDULED · TYPICAL SCHEDULE
WN 4626 · BWI → ATL
departs 8:20 PM ET · arrives 10:15 PM ET
Forecast issued Wed 3:00 PM ET · 53h before departure
Odds over time
Arrive at ATL more than 15 minutes late?
35%
chance · ±4 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 ATL?
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On time or early
65%
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15–30 min late
14%
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30 min–1 hour late
12%
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1–2 hours late
8%
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Over 2 hours late
2%
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Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.