Surat Thani International Airport is in Hua Toei subdistrict, Phunphin district, Surat Thani province in southern Thailand. The airport, 21 kilometres west of downtown Surat Thani, is also home to the Royal Thai Air Force (RTAF) squadrons. It has a single paved runway, and is the tenth-busiest airport in Thailand in terms of passengers, handling more than two million passengers annually.

Phunphin is a district (amphoe) in Surat Thani province in the south of Thailand. Tha Kham is the principal town of the district. In 2014, the population was 73,067.