Ports and harbors: none; offshore anchorage

Airports: 17; 27 stations, operated by 16 national governments party to the Antarctic Treaty, have landing facilities for either helicopters and/or fixed-wing aircraft; commercial enterprises operate two additional air facilities; helicopter pads are available at 27 stations; runways at 15 locations are gravel, sea-ice, blue-ice, or compacted snow suitable for landing wheeled, fixed-wing aircraft; of these, 1 is greater than 3 km in length, 6 are between 2 km and 3 km in length, 3 are between 1 km and 2 km in length, 3 are less than 1 km in length, and 2 are of unknown length; snow surface skiways, limited to use by ski-equipped, fixed-wing aircraft, are available at another 15 locations; of these, 4 are greater than 3 km in length, 3 are between 2 km and 3 km in length, 2 are between 1 km and 2 km in length, 2 are less than 1 km in length, and 4 are of unknown length; airports generally subject to severe restrictions and limitations resulting from extreme seasonal and geographic conditions; airports do not meet ICAO standards; advance approval from the respective governmental or nongovernmental operating organization required for landing (1998 est.)

Airports—with unpaved runways:
total: 17
over 3,047 m: 3
2,438 to 3,047 m: 3
1,524 to 2,437 m: 2
914 to 1,523 m: 4
under 914 m: 5 (1998 est.)

Heliports: 1 (1998 est.)