If you have purchased one of our discounted fares that does not qualify for immediate upgrade, you will be placed in a request queue until your upgrade window. (easybiz.alaskaair.com)
You can even make immediate upgrades that lead insurers to see you as a safer customer. (netquote.com)
Alaska Airlines MVP Gold 75K qualify for immediate upgrades on Y, S, B, M, H or Z fares. (singleflyer.com)