[2] Flåtnes achieved a long jump of 7.63m indoors in 2019, which was a Norwegian U23 record.

[3] In 2019 he became the Norwegian outdoors triple jump champion with a new personal best 15.46 meters.

[5] Flåtnes jumped 7.79m to reach the final at the 2022 European Athletics Championships held in Munich in august 2022.

[7] Flåtnes won the gold medal in the men’s long jump with a personal best of 7.96m at the 2023 European Athletics U23 Championships in Espoo, Finland.

It was an upgrade on the silver he won at the same event in the 2021 long jump in Tallinn, Estonia.