The 2018 Austrian Darts Open was the fourth out of thirteen PDC European Tour events on the 2018 PDC Pro Tour. The tournament took place at Steiermarkthalle, Premstätten, Austria between 20–22 April 2018. It featured a field of 48 players and £135,000 in prize money, with £25,000 going to the winner. Michael van Gerwen was the defending champion after defeating Michael Smith 6–5 in the final of the 2017 tournament, although he withdrew prior to the tournament beginning.