Schedule: a typical summer Sunday (the flights of Jul 26, 2026), re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.
UNITED · FLIGHT UA 1779SCHEDULED · TYPICAL SCHEDULE
UA 1779 · ORD → BOS
departs 9:41 PM CT · arrives 1:14 AM ET
Forecast issued Fri 5:00 PM ET · 54h before departure
Odds over time
Arrive at BOS more than 15 minutes late?
33%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
67%
15–30 min late
10%
30 min–1 hour late
12%
1–2 hours late
8%
Over 2 hours late
2%
Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.