Schedule: FAA flight plans.
SOUTHWEST · FLIGHT WN 1638
SCHEDULED
Today
WN 1638 · MDW → DTW
departs 1:18 PM CT · arrives 3:30 PM ET
Your aircraft is N8551Q (B738), coming in as WN 4299 from TUS: in the air, landing about 12:13 PM CT, 60 min before departure.
Forecast issued Tue 6:00 AM ET · 8h before departure
Odds over time
Arrive at DTW more than 15 minutes late?
25%
chance · ±0 pts
– · 24h
HOW SURE WE ARE
Good. The odds now lean mostly on firmed-up weather forecasts.
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How late will it get to DTW?
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On time or early
75%
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15–30 min late
11%
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30 min–1 hour late
8%
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1–2 hours late
2%
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Over 2 hours late
3%
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Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.