Alaska Airlines AS12 Landed BOS Boston → SEA Seattle 5h 31m 4,085km / 2,521mi (Direct: 4,010km, +1%) 07. Jan 2023 DEPARTURE 17:14 EST 22:14 UTC 16:55 +19 minutes TERMINAL: B GATE: B36 ARRIVAL 19:45 PST 03:45 UTC 20:27 -41 minutes TERMINAL: B GATE: N9 Boeing B737-800 N548AS Powered by adsbexhange.com Altitude ft Speed kts Track ° AIRLINE Alaska Airlines AS / ASA FREQUENCY daily FLIGHTS/WEEK 50 PUNCTUALITY 89% CO2 EMISSIONS Economy 539kg Eco+ 607kg First 882kg