[citation needed] On 18 March 2022, Averina, as well as her sister, participated in the Moscow rally in support of the Russian invasion of Ukraine.

[10] At the International MTM Cup in Ljubljana (with teammates Aleksandra Soldatova and Dina), she won the Team gold medal.

[11] She competed in the Junior division at the Happy Caravan Cup in Tashkent and won Team gold with Dina Averina.

[12] In 2014 Season, Arina debuted at the 2014 Moscow Grand Prix competing in the senior international tournament division where she won the all-around silver medal behind her twin sister Dina .

[citation needed] In 2016, Arina began her season competing at the 2016 Grand Prix Moscow taking third place in the all-around, in apparatus finals: she won gold in ribbon and silver in clubs.

[13] On March 17–20, Arina then competed at the 2016 Lisboa World Cup where she finished 5th in the all-around with a total of 70.400 points, she qualified 2 event finals taking silver in ribbon (tied with teammate Aleksandra Soldatova) and placed 4th in ball.

On May 27–29, Arina finished 4th in the all-around at the 2016 Sofia World Cup with a total of 73.450 points, she qualified to all apparatus finals and won bronze in hoop, clubs, placed 4th in ball, 7th in ribbon.

On July 1–3, Arina competed at the 2016 Berlin World Cup however, she withdrew after the first day of qualifications because she suffered a hand injury.

[17] Arina then participated in the organized Desio-Italia Trophy where she won silver in the all-around and team gold medal (together with Twin Sister Dina).

[22] At the 2017 World Championships held on August 30 - September 3 in Pesaro, Italy, in the first day of the apparatus finals; Arina won gold in ball (18.950) and silver in hoop (19.000).

[25] On May 16–17, Arina competed at the 2018 Holon Grand Prix and won the all-around gold medal with a total of 76.700 points ahead of teammate Aleksandra Soldatova, she qualified in all apparatus finals.

[citation needed] In 2019, she became the silver medalist in the all-around at the stage of the Grand Prix in rhythmic gymnastics, which was held in Moscow.

Having allowed a serious loss and taking a spare apparatus in qualification with a hoop, Arina could not qualify for the final of this type of exercise.

In the Estonian city of Tartu, at the second stage of the Grand Prix, Arina Averina became the absolute champion, having won four gold medals in exercises with a ribbon, ball, hoop and clubs.

At the Tashkent World Cup Averina won gold in ball and clubs, but did not make the podium for all-around, ribbon and hoop.

[26] At the Pesaro World Cup, she won gold in ribbon and clubs, silver in all-around behind her twin, and bronze in hoop and ball.

[28] Her final competition prior to the Olympics was supposed to be the Moscow World Challenge Cup in July, but she withdrew and Lala Kramarenko took her place.

[29] In August at the 2020 Olympic Games in Tokyo, Averina qualified to the rhythmic gymnastics individual all-around final in second place, behind her twin by 0.125 points, and ahead of Israel's Linoy Ashram.

[35] In October, Averina competed at the World Championships in Kitakyushu, winning silver in ball behind her sister and finishing sixth with hoop.