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 1023SCHEDULED · TYPICAL SCHEDULE
Today
UA 1023 · DEN → ORD
departs 3:01 PM MT · arrives 6:46 PM CT
Forecast issued Fri 4:00 AM ET · 13h before departure
Odds over time
Arrive at ORD more than 15 minutes late?
39%chance · ±0 pts+11 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
59%
15–30 min late
21%
30 min–1 hour late
3%
1–2 hours late
10%
Over 2 hours late
3%
Cancelled
4%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.