Schedule: FAA flight plans.
SOUTHWEST · FLIGHT WN 277
SCHEDULED
Today
WN 277 · OKC → LAS
departs 6:10 PM CT · arrives 7:00 PM PT
Forecast issued Tue 3:00 PM ET · 4h before departure
Odds over time
Arrive at LAS more than 15 minutes late?
48%
chance · ±6 pts
+15 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 LAS?
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On time or early
51%
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15–30 min late
15%
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30 min–1 hour late
15%
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1–2 hours late
12%
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Over 2 hours late
5%
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Cancelled
1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.