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 2151SCHEDULED · TYPICAL SCHEDULE
Today
UA 2151 · MSN → ORD
departs 8:10 AM CT · arrives 9:20 AM CT
Forecast issued Fri 4:00 AM ET · 5h before departure
Odds over time
Arrive at ORD more than 15 minutes late?
25%chance · ±0 pts+12 pts · 24h
HOW SURE WE AREHigh. The odds now come mostly from live FAA and airport data.
How late will it get to ORD?
On time or early
68%
15–30 min late
15%
30 min–1 hour late
2%
1–2 hours late
4%
Over 2 hours late
2%
Cancelled
9%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.