Postecoglou coached Australia in 2015 AFC Asian Cup. Australia beat Kuwait (4–1) and Oman (4–0), but lost to South Korea (0–1) in the group stage, before beating China (2–0) in quarter-final and United Arab Emirates (2–0) in the semi-final. Australia then beat South Korea (2–1) in extra time to win in the final to win its first AFC Asian Cup.