Mikayel Mikayelyan was 18 years old at the time of the Pyeongchan Olympics and was making his Olympic debut. On 13 February 2018, he finished the qualification round in the men's sprint 72nd and did not advance to the next round. On 16 February 2018, he competed in men's 15 kilometre freestyle and finished 83rd out of 116 classified finishers.