Tracked live by the FAA. The scheduled times shown are from a typical Friday because the FAA's flight plan was first seen after takeoff.
SOUTHWEST · FLIGHT WN 2120
SCHEDULED
Tomorrow
WN 2120 · SJU → BWI
departs 5:46 PM AT · arrives 9:08 PM ET
Forecast issued Thu 4:00 PM ET · 25h before departure
Odds over time
Arrive at BWI more than 15 minutes late?
28%
chance · ±2 pts
−3 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 BWI?
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On time or early
72%
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15–30 min late
12%
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30 min–1 hour late
10%
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1–2 hours late
4%
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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%.