The 2017–18 Thai FA Futsal Cup was the sixth season of Thailand's knockout futsal competition. It was sponsored by Advanced Info Service (AIS), and was known as the AIS FA Futsal Cup (Thai: เอไอเอส เอฟเอฟุตซอลคัพ) for sponsorship purposes. The tournament was organized by the Football Association of Thailand. 61 clubs were accepted into the tournament. It began with a qualification round from 6 October to 17 October 2017, and concluded with the final round from 25 November 2017 to 7 January 2018.