Schedule: a typical summer Sunday (the flights of Jul 26, 2026), re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.
ALASKA · FLIGHT AS 347SCHEDULED · TYPICAL SCHEDULE
AS 347 · BUR → SEA
departs 7:58 PM PT · arrives 10:39 PM PT
Forecast issued Fri 5:00 PM ET · 54h before departure
Odds over time
Arrive at SEA more than 15 minutes late?
30%chance · ±4 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
69%
15–30 min late
13%
30 min–1 hour late
8%
1–2 hours late
5%
Over 2 hours late
3%
Cancelled
1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.