Schedule: the flights that flew on Tuesday, Sep 29, re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.
UNITED · FLIGHT UA 3931SCHEDULED · TYPICAL SCHEDULE
UA 3931 · EWR → ORD
departs 7:10 PM ET · arrives 8:40 PM CT
Forecast issued Sun 3:00 PM ET · 52h before departure
Odds over time
Arrive at ORD more than 15 minutes late?
26%chance · ±3 pts– · 24h
HOW SURE WE AREModerate. The odds now blend history with early weather forecasts.
How late will it get to ORD?
On time or early
73%
15–30 min late
14%
30 min–1 hour late
7%
1–2 hours late
3%
Over 2 hours late
2%
Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.