[2] He started at the age of 15 with the car that would compete continuously for the following years, the Renault Clio with which he would participate in Class 2 of the CER together with Diego Rodríguez.

In 2013 he made his debut in the Spanish Renault Clio Cup Spain, where he took his first victory as a professional racer and finished in ninth place in the standings.

Within Joaquín Rodrigo's team, he competed in the last of the four seasons of the Renault Clio Eurocup, where finished runner-up in 2012 and 2014, behind compatriot Oscar Nogués.

In 2017, Azcona participated in the Audi Sport TT Cup, winning six races during the season: two at the Norisring, one at Zandvoort, two at Nürburgring and one at Hockenheimring and finished in second place three times.

10 For the 2019 season, he moved to the World Touring Car Cup with a Cupra León from PWR Racing, becoming the brand's official driver.

In the WTCR, he finished in seventh in the final classification, after a somewhat weak start to the season and only achieving a victory in the penultimate race.

[16] In 2022, Azcona changed scenery by signing as an official driver for Hyundai Motorsport,[17] his main focus was winning the WTCR championship, a milestone that would be somewhat marred by the withdrawal of the Lynk & Co team in halfway in the season, the controversies with the failures of the Goodyear tires and the cancellation of several of the final rounds for various reasons.