Schedule: the flights that flew on Sunday, Oct 25, re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.
DELTA · FLIGHT DL 30SCHEDULED · TYPICAL SCHEDULE
DL 30 · ATL → LHR
departs 7:41 PM ET · arrives 8:50 AM GMT
Forecast issued Fri 5:00 PM ET · 52h before departure
Odds over time
Arrive at LHR more than 15 minutes late?
22%chance · ±0 pts– · 24h
HOW SURE WE AREModerate. The odds now blend history with early weather forecasts.
How late will it get to LHR?
On time or early
77%
15–30 min late
11%
30 min–1 hour late
8%
1–2 hours late
2%
Over 2 hours late
<1%
Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.