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.
ALASKA · FLIGHT AS 580SCHEDULED · TYPICAL SCHEDULE
Today
AS 580 · BUR → SEA
departs 1:21 PM PT · arrives 4:03 PM PT
Forecast issued Fri 9:00 PM ET · 5h after departure
Odds over time
Arrive at SEA more than 15 minutes late?
30%chance · ±2 pts−2 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
69%
15–30 min late
15%
30 min–1 hour late
9%
1–2 hours late
2%
Over 2 hours late
2%
Cancelled
1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.