AS257 Flight Status Alaska Airlines: Boston to Seattle (ASA257)

Alaska Airlines Flight AS257 connects Boston, United States to Seattle, United States, taking off from Boston Logan International Airport BOS and landing at Seattle Tacoma International Airport SEA.

How many AS257 flights are operated per week?

1 flight per week. The flight AS257 is operated on Sunday.

What is the On-Time Performance (OTP) of Alaska Airlines Flight AS257 Boston to Seattle?

The Airportia On-Time Performance Rating for Alaska Airlines Flight AS257 is 5/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest AS257 flight?

The latest flight took off on Monday, November 2nd, 2026 with the flight status being En-Route on 21:44.

How else can the flight AS257 be referenced as?

This Alaska Airlines flight can also be referenced as ASA257, AS0257, AS 257, ASA 257.

How often is flight AS257 delayed?

On average, 0% of all AS257 flights are delayed. The average delay is 0 minutes.

Can I get compensation for my delayed or cancelled AS257 flight or baggage issues?

If your AS257 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.

See our AS257 Flight Tracker above for more details.

AS257 and Boston BOS to Seattle SEA Flights

Other flights departing from Boston BOS: AF61, B62255, AA3802, AC7668

Other flights arriving at Seattle SEA: AS292, AS346, DL328, HA930

All flights connecting Boston BOS to Seattle SEA.

AS257 Alaska Airlines Flight: Boston to Seattle Route Map

Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >

New Flights: OO3264 NZ6004 OO3155 EC6103 KE8553 SV8622 QX2485 U23379 A56161 W47998

Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.