Schedule: a typical summer Monday (the flights of Jul 27, 2026), re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.
AMERICAN · FLIGHT AA 3134SCHEDULED · TYPICAL SCHEDULE
AA 3134 · LAX → ORD
departs 1:25 PM PT · arrives 8:08 PM CT
Forecast issued Sat 7:00 PM ET · 45h before departure
Odds over time
Arrive at ORD more than 15 minutes late?
23%chance · ±1 pts+0 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
77%
15–30 min late
4%
30 min–1 hour late
10%
1–2 hours late
6%
Over 2 hours late
3%
Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.