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 1015SCHEDULED · TYPICAL SCHEDULE
Today
UA 1015 · BOS → ORD
departs 6:43 PM ET · arrives 8:40 PM CT
Forecast issued Fri 7:00 AM ET · 12h before departure
Odds over time
Arrive at ORD more than 15 minutes late?
58%chance · ±0 pts+22 pts · 24h
HOW SURE WE AREGood. The odds now lean mostly on firmed-up weather forecasts.
How late will it get to ORD?
On time or early
39%
15–30 min late
18%
30 min–1 hour late
18%
1–2 hours late
9%
Over 2 hours late
8%
Cancelled
8%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.