Tratt returned to the A-League in September 2016, signing a one-year deal with Wellington Phoenix.[3]
During his time at the Phoenix, Tratt made 20 appearances, starting every match of the season until he picked up an injury. He scored his first A-League goal against Melbourne Victory on 17 January 2017.[4] Tratt left the club in April 2017, citing "personal and family reasons".[5]
Return to Sydney FC
Tratt signed an injury replacement contract with Sydney FC in November 2018 after Ben Warland suffered a foot injury.[6] He was a cult favourite at Sydney after he scored on debut against Western Sydney Wanderers,[7] and scored the winning goal against Adelaide United.[8]
Perth Glory
In July 2019, Tratt joined Perth Glory on a one-year deal.[9] He scored a header in his debut match against Bayswater City, helping the team win the match 3–0.[10]
Odisha FC
In September 2020, Tratt penned down a one-year deal with Indian Super League side Odisha FC.[11][12] He appeared in 17 matches for Odisha as they finished at the bottom of the table.[13]
Adelaide United
On the 6 August 2021, it was announced that Tratt was returning to the A-League after signing a one-year deal with Adelaide United.[14]