Aki played ten times for Chiefs in the regular season of the 2014 season, starting seven of these matches and scoring three tries. Chiefs finished sixth in the final standings of the league season, the final qualifying spot for the competition's play-off rounds. Aki started in the Chiefs' quarter-final game against the Brumbies, a replay of the previous year's final. Aki scored his fourth try of the season, but finished on the losing side as the Brumbies won the game by 32–30. This was Aki's final game for the Chiefs, as it had been announced earlier in the year that he would be moving to Irish side, Connacht.