Alaska Airlines AS459 Cancelled BOS Boston → SEA Seattle 6h 10m 4,010km / 2,475mi 24. May 2025 DEPARTURE 07:30 EDT 11:30 UTC TERMINAL: B GATE: B36 ARRIVAL 10:40 PDT 17:40 UTC TERMINAL: N9 GATE: N9 AIRLINE Alaska Airlines AS / ASA FREQUENCY daily DISTANCE 4,010km FLIGHTS/WEEK 49 PUNCTUALITY 88% CO2 EMISSIONS Economy 539kg Eco+ 607kg First 882kg