In 2011, Micić won a silver medal with the Serbian U18 team at the 2011 FIBA Europe Under-18 Championship. In 2013, he again won a silver medal with the Serbian U19 team at the 2013 FIBA Under-19 World Cup, where he was to the All-Tournament Team. In the same year, he debuted for the senior Serbian national team at the EuroBasket 2013 in Slovenia, where he averaged 4.4 points, 1.5 rebounds and 1.3 assists per game.