Schedule: FAA flight plans.
SOUTHWEST · FLIGHT WN 4370
SCHEDULED
Today
WN 4370 · MDW → SLC
departs 9:54 AM CT · arrives 12:19 PM MT
Your aircraft is N8931L (B38M), coming in as WN 2276 from DCA: landed 8:46 AM CT.
Forecast issued Mon 9:00 AM ET · 2h before departure
Odds over time
Arrive at SLC more than 15 minutes late?
38%
chance · ±0 pts
+19 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 SLC?
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On time or early
62%
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15–30 min late
29%
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30 min–1 hour late
2%
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1–2 hours late
6%
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Over 2 hours late
<1%
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Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.