Schedule: FAA flight plans.
SOUTHWEST · FLIGHT WN 1277
SCHEDULED
Today
WN 1277 · MDW → LAS
departs 3:51 PM CT · arrives 5:31 PM PT
Forecast issued Thu 10:00 PM ET · 5h after departure
Odds over time
Arrive at LAS more than 15 minutes late?
53%
chance · ±1 pts
−7 pts · 24h
HOW SURE WE ARE
Very high. The odds now come almost entirely from live conditions.
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How late will it get to LAS?
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On time or early
46%
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15–30 min late
22%
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30 min–1 hour late
17%
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1–2 hours late
10%
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Over 2 hours late
3%
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Cancelled
2%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.