Schedule: FAA flight plans.

ALASKA · FLIGHT AS 459 IN THE AIR (OFF 8:26 AM ET, ETA 10:57 AM PT)
Today

AS 459 · BOS → SEA

took off 8:26 AM ET · expected to land 10:57 AM PT (scheduled 7:03 AM ET → 10:26 AM PT)
Forecast issued Wed 11:00 AM ET · 4h after departure

Odds over time

Arrive at SEA more than 15 minutes late?
100% chance · ±0 pts −8 pts · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
WEATHER FORECASTS LIVE IN THE AIR 0% 25% 50% 75% 100% 2.7d 2d 1d 12h 6h Departs Lands

How late will it get to SEA?

LIVE
  1. On time or early
    <1%
  2. 15–30 min late
    9%
  3. 30 min–1 hour late
    86%
  4. 1–2 hours late
    5%
  5. Over 2 hours late
    0%

Gate arrival compared with the scheduled arrival. The ranges add up to 100%; while it’s in the air they come from the FAA’s arrival estimate.