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 1504SCHEDULED · TYPICAL SCHEDULE
Today
UA 1504 · LGA → ORD
departs 3:25 PM ET · arrives 5:20 PM CT
Forecast issued Thu 11:00 PM ET · 16h before departure
Odds over time
Arrive at ORD more than 15 minutes late?
41%chance · ±2 pts+2 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
57%
15–30 min late
10%
30 min–1 hour late
17%
1–2 hours late
<1%
Over 2 hours late
13%
Cancelled
3%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.