Schedule: FAA flight plans.
SOUTHWEST · FLIGHT WN 1638
IN THE AIR (OFF 4:13 PM ET, ETA 4:50 PM MT)
Today
WN 1638 · DTW → DEN
took off 4:13 PM ET · expected to land 4:50 PM MT (scheduled 4:10 PM ET → 5:16 PM MT)
Forecast issued Tue 3:00 PM ET · 1h before departure
Odds over time
Arrive at DEN more than 15 minutes late?
<1%
chance · ±0 pts
−11 pts · 24h
HOW SURE WE ARE
High. The odds now come mostly from live FAA and airport data.
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-
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How late will it get to DEN?
LIVE
-
On time or early
100%
-
15–30 min late
<1%
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30 min–1 hour late
0%
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1–2 hours late
0%
-
Over 2 hours late
0%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%; while it’s in the air they come from the FAA’s arrival estimate.