Naknek Airport (IATA: NNK, FAA LID: 5NK) is a state-owned, public-use airport located one nautical mile (1.85 km) north of the central business district of Naknek, in the Bristol Bay Borough of the U.S. state of Alaska.

As per Federal Aviation Administration records, this airport had 161 commercial passenger boardings (enplanements) in calendar year 2008, an increase of 53% from the 105 enplanements in 2007. Naknek Airport is included in the FAA's National Plan of Integrated Airport Systems (2009–2013), which categorizes it as a general aviation facility.