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 308SCHEDULED · TYPICAL SCHEDULE
Today
UA 308 · PHL → ORD
departs 5:00 PM ET · arrives 6:33 PM CT
Forecast issued Fri 2:00 AM ET · 15h before departure
Odds over time
Arrive at ORD more than 15 minutes late?
50%chance · ±8 pts+5 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
49%
15–30 min late
14%
30 min–1 hour late
20%
1–2 hours late
3%
Over 2 hours late
13%
Cancelled
1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.