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.
AMERICAN · FLIGHT AA 2521SCHEDULED · TYPICAL SCHEDULE
AA 2521 · YYC → DFW
departs 6:32 AM MDT · arrives 11:12 AM CT
Forecast issued Sun 7:00 AM ET · 50h before departure
Odds over time
Arrive at DFW more than 15 minutes late?
6%chance · ±1 pts– · 24h
HOW SURE WE AREModerate. The odds now blend history with early weather forecasts.
How late will it get to DFW?
On time or early
89%
15–30 min late
<1%
30 min–1 hour late
1%
1–2 hours late
1%
Over 2 hours late
3%
Cancelled
5%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.