Schedule: FAA flight plans.
SOUTHWEST · FLIGHT WN 3121
IN THE AIR (OFF 11:25 AM PT, ETA 12:22 PM PT)
Today
WN 3121 · BUR → STS
took off 11:25 AM PT · expected to land 12:22 PM PT (scheduled 11:15 AM PT → 12:46 PM PT)
Forecast issued Wed 1:00 PM ET · 1h before departure
Odds over time
Arrive at STS more than 15 minutes late?
<1%
chance · ±0 pts
−2 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 STS?
LIVE
-
On time or early
100%
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15–30 min late
<1%
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30 min–1 hour late
0%
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1–2 hours late
0%
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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.