Schedule: the flights that flew on Wednesday, Oct 21, re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.
UNITED · FLIGHT UA 1556SCHEDULED · TYPICAL SCHEDULE
Tomorrow
UA 1556 · EWR → SJU
departs 9:46 AM ET · arrives 1:45 PM AT
Forecast issued Tue 6:00 AM ET · 28h before departure
Odds over time
Arrive at SJU more than 15 minutes late?
21%chance · ±1 pts−4 pts · 24h
HOW SURE WE AREModerate. The odds now blend history with early weather forecasts.
How late will it get to SJU?
On time or early
79%
15–30 min late
10%
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%.