Schedule: FAA flight plans.
SOUTHWEST · FLIGHT WN 4877
SCHEDULED
Today
WN 4877 · MEM → HOU
departs 6:01 AM CT · arrives 7:52 AM CT
Your aircraft is N8701Q (B38M), coming in as WN 3282 from MDW: landed 1:02 AM CT.
Forecast issued Sat 5:00 AM ET · 2h before departure
Odds over time
Arrive at HOU more than 15 minutes late?
26%
chance · ±0 pts
+10 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 HOU?
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On time or early
84%
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15–30 min late
9%
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30 min–1 hour late
2%
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1–2 hours late
2%
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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%.