Moshoeshoe I International Airport (IATA: MSU, ICAO: FXMM) is an airport serving Maseru, the capital city of Lesotho. The airport is named in honor of Moshoeshoe I, king of Lesotho from 1822 to 1870. It is in the town of Mazenod, 18 km (11 mi) southeast of downtown Maseru.
The airport has an elevation of 5,348 feet (1,630 m) above mean sea level. It has two asphalt runways: 04/22 measuring 3,200 by 45 metres (10,499 ft × 148 ft) and 11/29 measuring 1,010 m × 23 m (3,314 ft × 75 ft).