The Alaska Airlines Airbus A320 was purchased from Virgin America. The aircraft are gradually adopting the new Alaska Airlines' livery and interiors. Until the transformation is complete you might travel on an aircraft with the Virgin America livery and interiors.
Alaska Airlines operates three versions of the A320 aircraft. This version of the A320 aircraft operates with 146 seating capacity, 8 seats in First Class, 18 seats in Premium Class, and 120 seats in Economy Class.