Schedule: a typical summer Monday (the flights of Jul 27, 2026), re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.
UNITED · FLIGHT UA 1173SCHEDULED · TYPICAL SCHEDULE
UA 1173 · SJU → EWR
departs 1:25 PM AT · arrives 5:39 PM ET
Forecast issued Sat 1:00 AM ET · 60h before departure
Odds over time
Arrive at EWR more than 15 minutes late?
19%chance · ±4 pts– · 24h
HOW SURE WE AREModerate. The odds now blend history with early weather forecasts.
How late will it get to EWR?
On time or early
80%
15–30 min late
2%
30 min–1 hour late
10%
1–2 hours late
3%
Over 2 hours late
4%
Cancelled
1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.