[1] On April 17, 2015, he participated at 2015 Jordan Brand Classic International Game in Brooklyn, New York.

Mišković was a member of the Serbian U-18 national basketball team that won the gold medal at the 2017 FIBA Europe Under-18 Championship.

[8] He was instrumental in the gold-medal game with a game-high 23 points, 4 rebounds, and 2 assists, as Serbia defeated Spain 74–62 after an excellent second-half performance.

At the tournament's end, he picked up the Most Valuable Player award and got selected to All-Tournament Team.

[10] Mišković was a member of the Serbian under-20 team that finished 15th at the 2019 FIBA U20 European Championship in Tel Aviv, Israel.