Schedule: a typical Tuesday (the flights of Jul 28, 2026, re-dated). Real flights replace these once the FAA publishes them, usually about a day ahead.
ALASKA · FLIGHT AS 509SCHEDULED · TYPICAL SCHEDULE
Today
AS 509 · SEA → MSP
departs 11:51 AM PT · arrives 5:19 PM CT
Forecast issued Tue 4:00 PM ET · 1h after departure
Odds over time
Arrive at MSP more than 15 minutes late?
41%chance · ±0 pts+5 pts · 24h
HOW SURE WE AREVery high. The odds now come almost entirely from live conditions.
How late will it get to MSP?
On time or early
58%
15–30 min late
19%
30 min–1 hour late
12%
1–2 hours late
7%
Over 2 hours late
3%
Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.