Schedule: a typical summer Sunday (the flights of Jul 26, 2026), re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.
DELTA · FLIGHT DL 517SCHEDULED · TYPICAL SCHEDULE
Today
DL 517 · SFO → ATL
departs 9:56 PM PT · arrives 5:37 AM ET
Forecast issued Sun 12:00 PM ET · 13h before departure
Odds over time
Arrive at ATL more than 15 minutes late?
28%chance · ±0 pts+5 pts · 24h
HOW SURE WE AREGood. The odds now lean mostly on firmed-up weather forecasts.
How late will it get to ATL?
On time or early
72%
15–30 min late
12%
30 min–1 hour late
11%
1–2 hours late
3%
Over 2 hours late
2%
Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.