[1] Havili made his debut for Tasman in Round 6 of the 2018 Mitre 10 Cup against Counties Manukau at Trafalgar Park, coming off the bench in a 21-19 win for the Mako.
[2] He made his return to the side in Round 4 of the competition, coming off the bench against Waikato at Trafalgar Park.
Havili signed with Moana Pasifika for the 2022 Super Rugby Pacific season.
He made his Super Rugby debut for Moana Pasifika against the Crusaders in Round 3 of the 2022 season.
Having become a regular starter for Moana Pasifika throughout 2022, He was called up to play test rugby for Tonga ahead of their World Cup qualifiers.