Schedule: FAA flight plans.
SOUTHWEST · FLIGHT WN 3856
SCHEDULED
Today
WN 3856 · SJU → BWI
departs 3:06 PM AT · arrives 7:24 PM ET
Forecast issued Sat 1:00 PM ET · 2h before departure
Odds over time
Arrive at BWI more than 15 minutes late?
85%
chance · ±0 pts
– · 24h
HOW SURE WE ARE
High. The odds now come mostly from live FAA and airport data.
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How late will it get to BWI?
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On time or early
67%
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15–30 min late
22%
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30 min–1 hour late
<1%
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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%.