Schedule: FAA flight plans.
SOUTHWEST · FLIGHT WN 3481
SCHEDULED
Today
WN 3481 · PHX → ONT
departs 10:37 PM MT · arrives 11:00 PM PT
Forecast issued Sun 7:00 PM ET · 6h before departure
Odds over time
Arrive at ONT more than 15 minutes late?
52%
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 ONT?
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On time or early
48%
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15–30 min late
16%
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30 min–1 hour late
18%
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1–2 hours late
15%
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Over 2 hours late
4%
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Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.