Schedule: FAA flight plans.
SOUTHWEST · FLIGHT WN 421
DELAYED: NOW PLANNED TO TAKE OFF 3:30 PM CT (1 H 54 MIN LATER THAN FIRST FILED)
Today
WN 421 · AUS → SAN
departs 1:22 PM CT · arrives 2:34 PM PT
Forecast issued Sat 11:00 AM ET · 3h before departure
Odds over time
Arrive at SAN more than 15 minutes late?
100%
chance · ±0 pts
+10 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
56%
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15–30 min late
23%
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30 min–1 hour late
8%
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1–2 hours late
10%
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Over 2 hours late
3%
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Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.