Chignik Lagoon Airport (IATA: KCL, FAA LID: KCL) is a state-owned, public-use airport serving Chignik Lagoon, in the Lake and Peninsula Borough of the U.S. state of Alaska. It is also known as Chignik Flats Airport. Scheduled airline service to King Salmon Airport is provided by Grant Aviation.

As per Federal Aviation Administration records, this airport had 566 commercial passenger boardings (enplanements) in calendar year 2008, an increase of 5% from the 538 enplanements in 2007. Chignik Lagoon Airport is included in the FAA's National Plan of Integrated Airport Systems (2009–2013), which categorizes it as a general aviation facility.