Costco Alaska Gas Prices

Costco operates 3 fuel centers in Alaska across 2 cities, with the largest cluster in Anchorage (2 stations). Across the state, regular gas averages $4.522, premium runs about $0.610 higher at $5.132, and diesel sits at $6.299. The lowest-priced regular pump is at Costco Anchorage in Anchorage at $4.449, while Fairbanks in Fairbanks sits about $0.210 higher. Across the state, regular pump prices have eased about $0.110 over the past month, from $4.632 a month ago. Premium has climbed about $0.033 and diesel has eased about $0.060 over the same period. Diesel is sold at 1 of the 3 Alaska locations.

If your vehicle takes premium, the lowest in Alaska is Costco Anchorage in Anchorage at $5.099. The cheapest diesel is at Costco Anchorage in Anchorage at $6.299. Pump prices shift from one warehouse to the next with local taxes, fuel-blend rules, and transport costs, but Costco fuel is members-only and usually runs below nearby branded stations — which is what keeps these pumps busy.