Schedule: FAA flight plans.
DELTA · FLIGHT DL 4
SCHEDULED
Today
DL 4 · LHR → JFK
departs 4:22 PM BST · arrives 6:51 PM ET
Forecast issued Wed 2:00 AM ET · 9h before departure
Odds over time
Arrive at JFK more than 15 minutes late?
10%
chance · ±1 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 JFK?
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On time or early
86%
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15–30 min late
0%
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30 min–1 hour late
2%
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1–2 hours late
5%
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Over 2 hours late
2%
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Cancelled
4%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.