Thọ Xuân Airport, formerly Sao Vàng Airport (Vietnamese: Sân bay Sao Vàng, Vietnamese: Sân bay Thọ Xuân) (also known as Thanh Hoá Air Base or Bái Thượng Air Base), is an airport located in Sao Vàng town in Thọ Xuân District, Thanh Hóa Province, 45 km northwest of the provincial capital Thanh Hóa. The airport is currently operated by Vietnam People's Air Force (VPAF).