Tyler Munson scored twice for the host Nanooks in a 4-2 victory over Ferris State on Friday.
Alaska trailed by scored to 1-0 and 2-1 on goals by Mitch Maloney and Nate Kallen but three unanswered goals over the final 36 minutes sealed the victory for Alaska.
Anton Martinsson stopped 23 of the 25 shots he faced to earn the victory.