Tanacross Airport (IATA: TSG, FAA LID: TSG) is a public use airport located one nautical mile (2 km) south of the central business district of Tanacross, in the Southeast Fairbanks Census Area of the U.S. state of Alaska. It is owned by the Bureau of Land Management.

As per Federal Aviation Administration records, the airport had 80 passenger boardings (enplanements) in calendar year 2008, 32 enplanements in 2009, and 97 in 2010.

This general aviation airport is located 166 miles (267 km) southeast of Fairbanks, Alaska.