On 2 September 2006, Garguła made his international debut in a match against Finland, a match which Poland lost 1-3 and where he also scored his first and only goal for his country.
He was called up to participate at Euro 2008 by Leo Beenhakker,[REF] however he was the only Polish player, along with Górnik Zabrze defender Michał Pazdan, who did not play in the whole tournament.