Schedule: FAA flight plans.
SOUTHWEST · FLIGHT WN 8509
SCHEDULED
Yesterday
WN 8509 · LGA → BWI
departs 5:16 PM ET · arrives 6:19 PM ET
Your aircraft is N961WN (B737), coming in as WN 559 from MSY: landed 1:17 PM ET.
Forecast issued Mon 11:00 PM ET · 6h after departure
Odds over time
Arrive at BWI more than 15 minutes late?
30%
chance · ±0 pts
– · 24h
HOW SURE WE ARE
Very high. The odds now come almost entirely from live conditions.
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How late will it get to BWI?
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On time or early
70%
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15–30 min late
15%
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30 min–1 hour late
9%
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1–2 hours late
5%
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Over 2 hours late
1%
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Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.