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.
DELTA · FLIGHT DL 566SCHEDULED · TYPICAL SCHEDULE
Today
DL 566 · ATL → STL
departs 11:40 AM ET · arrives 12:17 PM CT
Forecast issued Fri 3:00 PM ET · 3h after departure
Odds over time
Arrive at STL more than 15 minutes late?
13%chance · ±1 pts+1 pt · 24h
HOW SURE WE AREVery high. The odds now come almost entirely from live conditions.
How late will it get to STL?
On time or early
87%
15–30 min late
8%
30 min–1 hour late
2%
1–2 hours late
1%
Over 2 hours late
1%
Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.