He will visit Bangkok's Wat Pho temple, renowned for its giant reclining Buddha statue, before having an audience with King Bhumibol Adulyadej, 84. He also planned talks with Prime Minister Yingluck Shinawatra.
He will spend the night in the Thai capital before travelling Monday to Myanmar, where he will be the first US president to visit the former pariah state.
On Tuesday, he will attend the East Asia Summit in Cambodia.//DPA