Schedule: FAA flight plans.
ALASKA · FLIGHT AS 257
DELAYED: NOW PLANNED TO TAKE OFF 6:21 PM ET (24 MIN LATER THAN FIRST FILED)
Today
AS 257 · BOS → SEA
departs 5:42 PM ET · arrives 8:27 PM PT
Forecast issued Tue 2:00 PM ET · 4h before departure
Odds over time
Arrive at SEA more than 15 minutes late?
54%
chance · ±0 pts
+17 pts · 24h
HOW SURE WE ARE
High. The odds now come mostly from live FAA and airport data.
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How late will it get to SEA?
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On time or early
59%
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15–30 min late
27%
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30 min–1 hour late
5%
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1–2 hours late
5%
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Over 2 hours late
2%
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Cancelled
1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.