Schedule: a typical summer Wednesday (the flights of Jul 29, 2026), re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.
ALASKA · FLIGHT AS 543SCHEDULED · TYPICAL SCHEDULE
AS 543 · DFW → SEA
departs 6:24 AM CT · arrives 8:45 AM PT
Forecast issued Wed 10:00 PM ET · 15h after departure
Odds over time
Arrive at SEA more than 15 minutes late?
26%chance · ±0 pts+6 pts · 24h
HOW SURE WE AREVery high. The odds now come almost entirely from live conditions.
How late will it get to SEA?
On time or early
73%
15–30 min late
15%
30 min–1 hour late
6%
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%.