Alaska Airlines AS15 Landed BOS Boston → SEA Seattle 5h 22m 4,010km / 2,475mi 25. Jan 2019 DEPARTURE 19:09 EST 00:09 UTC 18:55 +14 minutes ARRIVAL 21:31 PST 05:31 UTC 22:30 -58 minutes Boeing B737-900 N409AS AIRLINE Alaska Airlines AS / ASA FREQUENCY irregular/new FLIGHTS/WEEK 52 PUNCTUALITY 89% CO2 EMISSIONS Economy 552kg Eco+ 624kg First 901kg