Atka Airport (IATA: AKB, ICAO: PAAK, FAA LID: AKA, formerly 40A) is a state-owned, public use airport located two nautical miles (4 km) north of the central business district of Atka, a city on Atka Island in the U.S. state of Alaska. Scheduled commercial airline passenger service is subsidized by the Essential Air Service program.

As per Federal Aviation Administration (FAA) records, the airport had 321 passenger boardings (enplanements) in calendar year 2008, 406 enplanements in 2009, and 322 in 2010. It is included in the National Plan of Integrated Airport Systems for 2011–2015, which categorized it as a general aviation facility (the commercial service category requires at least 2,500 enplanements per year).

Although most U.S. airports use the same three-letter location identifier for the FAA and IATA, this airport is assigned AKA by the FAA and AKB by the IATA. The airport's ICAO identifier is PAAK.