The airline was established in 1968 as Sahakol Air operating air-taxi services under contract from Overseas International Construction Company (OICC), an American construction company, United States Operations Mission (USOM), and a number of other organisations engaged in oil and natural-gas exploration in the Gulf of Thailand.
Flygbolaget grundades 1968 som Sahakol Air och flög taxiflyg på uppdrag av Overseas International Construction Company (OICC), ett amerikanskt byggföretag United States Operations Mission (USOM) och ett antal andra organisationer inblandade i olje- och gasprospekteringen i Thailandviken.