RATCHABURI, Thailand (Interstat) — Ayutthaya United opened its Thai League 1 season with a 2-1 road upset of Ratchaburi on Sunday, March 15, 2026, at Dragon Solar Park Stadium, defying heavy pregame odds.

Gabriel Mutombo put the hosts ahead in the 36th minute before being sent off with a red card in the 60th. Ayutthaya United capitalized on the advantage. Substitute Chakkit Laptrakul equalized in the 55th and netted the 83rd-minute winner, assisted by fellow substitute Natcha Promsomboon. The victory gave Ayutthaya United a winning start to the league campaign while handing Ratchaburi an opening loss.