Pai Airport (IATA: PYY, ICAO: VTCI) (ไทย:ท่าอากาศยานปาย) is an airport serving Pai, a town in the Mae Hong Son Province of Thailand. First construction in World War II by Japanese army, after the war ended, Mae Hong Son Province developed Pai Airport for civil aviation.,Pai Airport located out of capital district of Mae Hong Son approximately 1 km. consists the area 72.3 Rai with one runway (23 m wide, 1,000 m long).