2018–19 PSA World Tour Finals

The 2018–19 PSA World Tour is a series of men's and women's squash tournaments which are part of the Professional Squash Association (PSA) PSA World Tour from August 2018 until July 2019. The PSA World Tour tournaments are some of the most prestigious events on the men's and women's tour. The best-performing players in the World Tour events qualify for the annual 2019 Men's PSA World Tour Finals and 2019 Women's PSA World Tour Finals tournament.

Starting in August 2018, PSA replaced World Series tournaments with new PSA World Tour, comprising four new tournament-tiers: Platinum ($164,500–$180,500), Gold ($100,000–$120,500), Silver ($70,000–$88,000) and Bronze ($51,000–$53,000) each one awarding different points.