Schedule: the flights that flew on Wednesday, Sep 30, re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.
UNITED · FLIGHT UA 3937SCHEDULED · TYPICAL SCHEDULE
UA 3937 · SEA → EWR
departs 9:03 AM PT · arrives 5:30 PM ET
Forecast issued Mon 12:00 AM ET · 60h before departure
Odds over time
Arrive at EWR more than 15 minutes late?
17%chance · ±2 pts– · 24h
HOW SURE WE AREModerate. The odds now blend history with early weather forecasts.
How late will it get to EWR?
On time or early
82%
15–30 min late
8%
30 min–1 hour late
4%
1–2 hours late
3%
Over 2 hours late
3%
Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.