Indonesia stunned Thailand by equalising in the second half before the defending champions eased to a 4-2 victory in their AFF Cup opener in Bocaue.
Coach Alfred Riedl admits Indonesia were "lucky" in their 2-1 semifinal win vs. Vietnam, and will need to improve in Wednesday's second leg in Hanoi.
Teerasil Dangda's brace powered Thailand past Myanmar 2-0 in the first leg of their Suzuki Cup semi-final.
Teerasil Dangda scored in both halves as holders Thailand breezed to a 2-0 away win over Myanmar in their AFF Cup semifinal first leg on Sunday night.
Indonesia took the advantage in their AFF Suzuki Cup semi-final against Vietnam, winning the first leg 2-1.
A second-half goal by captain Solossa Boaz gave Indonesia a 2-1 win against Vietnam in their AFF Cup semifinal first leg in Bogor on Saturday night.