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 1839SCHEDULED · TYPICAL SCHEDULE
Yesterday
AS 1839 · FAI → SEA
departs 12:11 PM AKT · arrives 4:56 PM PT
Forecast issued Tue 10:00 PM ET · 6h after departure
Odds over time
Arrive at SEA more than 15 minutes late?
22%chance · ±0 pts−3 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
77%
15–30 min late
10%
30 min–1 hour late
7%
1–2 hours late
4%
Over 2 hours late
<1%
Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.