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 1669SCHEDULED · TYPICAL SCHEDULE
UA 1669 · EWR → BOS
departs 12:20 PM ET · arrives 1:35 PM ET
Forecast issued Sat 9:00 PM ET · 39h before departure
Odds over time
Arrive at BOS more than 15 minutes late?
15%chance · ±3 pts−1 pt · 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
85%
15–30 min late
4%
30 min–1 hour late
4%
1–2 hours late
5%
Over 2 hours late
2%
Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.