Schedule: FAA flight plans.
SOUTHWEST · FLIGHT WN 1643
IN THE AIR (OFF 6:06 PM ET, ETA 6:58 PM ET)
Today
WN 1643 · ISP → BWI
took off 6:06 PM ET · expected to land 6:58 PM ET (scheduled 5:45 PM ET → 7:12 PM ET)
Forecast issued Sun 5:00 PM ET · 1h before departure
Odds over time
Arrive at BWI more than 15 minutes late?
<1%
chance · ±0 pts
−5 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 BWI?
LIVE
-
On time or early
99%
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15–30 min late
<1%
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30 min–1 hour late
0%
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1–2 hours late
0%
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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.