Schedule: a typical Saturday (the flights of Jul 25, 2026, re-dated). Real flights replace these once the FAA publishes them, usually about a day ahead.
DELTA · FLIGHT DL 665SCHEDULED · TYPICAL SCHEDULE
DL 665 · ONT → ATL
departs 12:00 PM PT · arrives 7:29 PM ET
Forecast issued Thu 7:00 AM ET · 56h before departure
Odds over time
Arrive at ATL more than 15 minutes late?
15%chance · ±1 pts– · 24h
HOW SURE WE AREModerate. The odds now blend history with early weather forecasts.
How late will it get to ATL?
On time or early
85%
15–30 min late
5%
30 min–1 hour late
5%
1–2 hours late
3%
Over 2 hours late
1%
Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.