Weststar Aviation Services Sdn Bhd (doing business as Weststar Aviation Services) is a Malaysian-based non-scheduled airline company primarily engaged in the transportation of oil & gas personnel.

[1][2] Its main base is located in Sultan Abdul Aziz Shah Airport and has presence in seven other foreign countries.

[3][4] It was established in April 2003 upon the approval of the Air Operation Certificate (AOC) by the Malaysian Department of Civil Aviation (DCA).

In 2018 they acquired 3 Leonardo AW189 that transports mostly Petronas and Shell personnel in Miri, Sarawak.

[5] The Weststar Aviation Services fleet consists of the following aircraft (as of November 2016):[6][7]