Portugal qualified one boat based on its performance at the 2018 World Qualification Event.

[1] Portugal qualified a mixed pair based on its performance at the 2018 Acrobatic Gymnastics World Championship.

[2] Portugal qualified one gymnast based on its performance at the 2018 European Junior Championship.

[2] Portugal qualified one gymnasts based on its performance at the 2018 European Junior Championship.

[3][4] Portugal qualified two athletes based on its performance at the 2018 European Youth Olympic Games Qualifier.