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 663SCHEDULED · TYPICAL SCHEDULE
Today
AS 663 · SEA → ANC
departs 7:43 PM PT · arrives 10:22 PM AKT
Forecast issued Tue 9:00 PM ET · 2h before departure
Odds over time
Arrive at ANC more than 15 minutes late?
37%chance · ±2 pts+4 pts · 24h
HOW SURE WE AREHigh. The odds now come mostly from live FAA and airport data.
How late will it get to ANC?
On time or early
62%
15–30 min late
24%
30 min–1 hour late
9%
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%.