Schedule: a typical Friday (the flights of Jul 31, 2026, re-dated). Real flights replace these once the FAA publishes them, usually about a day ahead.
DELTA · FLIGHT DL 1638
SCHEDULED · TYPICAL SCHEDULE
Tomorrow
DL 1638 · JFK → PBI
departs 3:45 PM ET · arrives 7:04 PM ET
Forecast issued Thu 7:00 PM ET · 21h before departure
Odds over time
Arrive at PBI more than 15 minutes late?
42%
chance · ±4 pts
+18 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 PBI?
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On time or early
56%
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15–30 min late
7%
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30 min–1 hour late
4%
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1–2 hours late
13%
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Over 2 hours late
17%
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Cancelled
3%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.