Kitoi Bay Seaplane Base (IATA: KKB, FAA LID: KKB) is a public use seaplane base owned by the Alaska Department of Fish and Game and located in Kitoi Bay, in the Kodiak Island Borough of the U.S. state of Alaska. It is included in the National Plan of Integrated Airport Systems for 2011–2015, which categorized it as a general aviation facility.

Scheduled passenger service to Kodiak, Alaska, is subsidized by the United States Department of Transportation via the Essential Air Service program.