St. Simons Island Airport at McKinnon Field (formerly Malcolm McKinnon Airport) (IATA: SSI, ICAO: KSSI, FAA LID: SSI) is six miles east of Brunswick, in Glynn County, Georgia on Saint Simons Island.

[2] During World War II, it operated as Naval Air Station St. Simons Island and was eventually home to the Navy Radar Training School.

Although NAS St. Simons Island remained an active air station following the war, its activities were eventually merged into nearby NAS Glynco and by 1947 it was finally closed as a naval air station and became a civil airport.

[3] Delta Air Lines served Brunswick, Georgia (which it listed as Sea Island in its timetables) from 1945 through the 1960s.

In the year ending December 31, 2022, the airport had 43,070 aircraft operations, average 118 per day: 99% general aviation and 2% military.