Schedule: a typical Thursday (the flights of Jul 30, 2026, re-dated). Real flights replace these once the FAA publishes them, usually about a day ahead.
AMERICAN · FLIGHT AA 166SCHEDULED · TYPICAL SCHEDULE
Tomorrow
AA 166 · SFO → JFK
departs 12:10 PM PT · arrives 9:00 PM ET
Forecast issued Wed 12:00 PM ET · 27h before departure
Odds over time
Arrive at JFK more than 15 minutes late?
42%chance · ±5 pts+21 pts · 24h
HOW SURE WE AREModerate. The odds now blend history with early weather forecasts.
How late will it get to JFK?
On time or early
57%
15–30 min late
17%
30 min–1 hour late
12%
1–2 hours late
7%
Over 2 hours late
6%
Cancelled
1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.