Schedule: the flights that flew on Saturday, Oct 24, re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.
UNITED · FLIGHT UA 51SCHEDULED · TYPICAL SCHEDULE
UA 51 · EWR → MAD
departs 9:20 PM ET · arrives 9:52 AM CET
Forecast issued Thu 2:00 PM ET · 55h before departure
Odds over time
Arrive at MAD more than 15 minutes late?
22%chance · ±3 pts– · 24h
HOW SURE WE AREModerate. The odds now blend history with early weather forecasts.
How late will it get to MAD?
On time or early
78%
15–30 min late
11%
30 min–1 hour late
6%
1–2 hours late
3%
Over 2 hours late
1%
Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.