Schedule: FAA flight plans.
SOUTHWEST · FLIGHT WN 3437
SCHEDULED
Today
WN 3437 · SAN → PHX
departs 4:34 PM PT · arrives 6:54 PM MT
Forecast issued Fri 6:00 AM ET · 14h before departure
Odds over time
Arrive at PHX more than 15 minutes late?
50%
chance · ±5 pts
– · 24h
HOW SURE WE ARE
Good. The odds now lean mostly on firmed-up weather forecasts.
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How late will it get to PHX?
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On time or early
49%
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15–30 min late
21%
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30 min–1 hour late
19%
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1–2 hours late
7%
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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%.