Schedule: a typical summer Friday (the flights of Jul 31, 2026), re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.
UNITED · FLIGHT UA 1556SCHEDULED · TYPICAL SCHEDULE
Today
UA 1556 · EWR → SJU
departs 9:46 AM ET · arrives 1:45 PM AT
Forecast issued Fri 5:00 AM ET · 5h before departure
Odds over time
Arrive at SJU more than 15 minutes late?
37%chance · ±0 pts+18 pts · 24h
HOW SURE WE AREHigh. The odds now come mostly from live FAA and airport data.
How late will it get to SJU?
On time or early
59%
15–30 min late
24%
30 min–1 hour late
2%
1–2 hours late
6%
Over 2 hours late
3%
Cancelled
6%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.