 On September 9 , 2007 , Alaska Airlines introduced daily nonstop service between Portland , Oregon to Boston , Massachusetts . On October 12 , 2007 , the airline began service to Hawaii with a flight to Honolulu from Seattle . Seattle – Kauai service began on October 28 , 2007 and Anchorage – Honolulu service began on December 6 , 2007 . 
