He played for Thailand national team until 2018.

Suttinun made his Debut for the U-23 side during the SEA Games 2009.

He has scored 2 goals against Zimbabwe in a friendly match.

Suttinun is part of Thailand's squad in the 2014 AFF Suzuki Cup.

In May 2015, he was called up to Thailand to play in the 2018 FIFA World Cup qualification (AFC) against Vietnam.