Schedule: FAA flight plans.
SOUTHWEST · FLIGHT WN 3727
IN THE AIR (OFF 5:02 PM PT, ETA 6:10 PM PT)
Today
WN 3727 · STS → SAN
took off 5:02 PM PT · expected to land 6:10 PM PT (scheduled 4:06 PM PT → 5:51 PM PT)
Forecast issued Fri 6:00 PM ET · 1h before departure
Odds over time
Arrive at SAN more than 15 minutes late?
80%
chance · ±0 pts
+33 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?
LIVE
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On time or early
20%
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15–30 min late
54%
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30 min–1 hour late
26%
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1–2 hours late
<1%
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Over 2 hours late
0%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%; while it’s in the air they come from the FAA’s arrival estimate.