Schedule: FAA flight plans.
SOUTHWEST · FLIGHT WN 1255
SCHEDULED
Today
WN 1255 · DAL → SLC
departs 10:38 AM CT · arrives 12:17 PM MT
Forecast issued Wed 10:00 AM ET · 2h before departure
Odds over time
Arrive at SLC more than 15 minutes late?
29%
chance · ±0 pts
−6 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
81%
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15–30 min late
5%
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30 min–1 hour late
12%
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1–2 hours late
1%
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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%.