Alaska Airlines AS459 Live BOS Boston → SEA Seattle 5h 47m 4,010km / 2,475mi 01. Jun 2025 DEPARTURE 07:49 EDT 11:49 UTC 07:30 +19 minutes TERMINAL: B GATE: B36 ARRIVAL 10:36 PDT 17:36 UTC 10:40 -3 minutes GATE: N10 Boeing B737-900 N247AK Powered by adsbexhange.com Altitude ft Speed kts Track ° AIRLINE Alaska Airlines AS / ASA FREQUENCY daily DISTANCE 4,010km FLIGHTS/WEEK 52 PUNCTUALITY 89% CO2 EMISSIONS Economy 539kg Eco+ 607kg First 882kg