St. George Airport (IATA: STG, ICAO: PAPB, FAA LID: PBV) is a state-owned public-use airport located four nautical miles (5 mi, 7 km) from the central business district of St. George, a city on St. George Island in the Aleutians West Census Area of the U.S. state of Alaska. Scheduled passenger airline service is provided by Grant Aviation.

As per Federal Aviation Administration records, the airport had 604 passenger boardings (enplanements) in calendar year 2008, 610 enplanements in 2009, and 643 in 2010. It is included in the National Plan of Integrated Airport Systems for 2011–2015, which categorized it as a general aviation airport (the commercial service category requires at least 2,500 enplanements per year).