Schedule: the flights that flew on Thursday, Oct 22, re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.
UNITED · FLIGHT UA 577SCHEDULED · TYPICAL SCHEDULE
UA 577 · EWR → BOS
departs 1:10 PM ET · arrives 2:22 PM ET
Forecast issued Tue 8:00 AM ET · 53h before departure
Odds over time
Arrive at BOS more than 15 minutes late?
20%chance · ±3 pts– · 24h
HOW SURE WE AREModerate. The odds now blend history with early weather forecasts.
How late will it get to BOS?
On time or early
79%
15–30 min late
9%
30 min–1 hour late
3%
1–2 hours late
6%
Over 2 hours late
2%
Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.