Schedule: FAA flight plans.
SOUTHWEST · FLIGHT WN 4556
SCHEDULED
Today
WN 4556 · DAL → SAN
departs 10:55 PM CT · arrives 12:03 AM PT
Forecast issued Sun 7:00 PM ET · 5h before departure
Odds over time
Arrive at SAN more than 15 minutes late?
75%
chance · ±0 pts
+31 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 SAN?
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On time or early
24%
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15–30 min late
48%
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30 min–1 hour late
8%
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1–2 hours late
17%
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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%.