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 408SCHEDULED · TYPICAL SCHEDULE
Tomorrow
DL 408 · DFW → SEA
departs 4:15 PM CT · arrives 6:35 PM PT
Forecast issued Wed 2:00 AM ET · 39h before departure
Odds over time
Arrive at SEA more than 15 minutes late?
44%chance · ±3 pts−7 pts · 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
55%
15–30 min late
11%
30 min–1 hour late
15%
1–2 hours late
10%
Over 2 hours late
7%
Cancelled
2%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.