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.
DELTA · FLIGHT DL 648SCHEDULED · TYPICAL SCHEDULE
Tomorrow
DL 648 · ATL → SEA
departs 11:10 AM ET · arrives 1:35 PM PT
Forecast issued Wed 2:00 AM ET · 33h before departure
Odds over time
Arrive at SEA more than 15 minutes late?
10%chance · ±0 pts+1 pt · 24h
HOW SURE WE AREModerate. The odds now blend history with early weather forecasts.
How late will it get to SEA?
On time or early
89%
15–30 min late
6%
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%.