Did you pay the fare difference? Call back and reference Rule 8, and ask for a refund. If the rep refuses, request an escalation to a supervisor. A delay of more than 60 minutes on arrival, among other conditions, constitutes a schedule change.
https://www.alaskaair.com/content/le...arriage/rule-8
When a ticketed, confirmed Passenger will be delayed because of a change in Alaska's schedule as defined in Rule 1 (Schedule Change), Alaska will arrange to:
- Transport the Passenger to his/her destination or next ticketed Stopover point on another Alaska flight on which space is available in the same or higher class of service than reflected on the Passenger's Ticket at no additional charge;