Alaska Airlines asks that you report any irregularity concerning baggage to the Baggage Service Office at your arrival airport. All reports should be made in-person and within 24 hours of arrival time. Failure to report baggage mishandling of any type will result in a denial of compensation.
For more information visit the Baggage Services page of the Alaska's website or contact the Alaska Central Baggage Service office at 1-877-815-8253.
The lost baggage and message line at Sonoma County Airport is (707) 543-7100.
Please note that it is important to retain copies of your ticket, baggage claim check, and any receipts you may have accumulated for expenses incurred relating to your claim. Alaska suggests you fill out this form and place it inside your baggage as well as securely attaching current ID on the outside of your baggage.