He made his debut at the Gran Teatre del Liceu in the 1961-1962 season in the roles of Arlecchino in Pagliacci by Ruggero Leoncavallo and Arturo in Lucia di Lammermoor by Gaetano Donizetti.
The same year, he appeared at the Teatro alla Scala in Milan in L'amico Fritz by Pietro Mascagni, and signed a three-year contract with the theatre.
[2] In 1966, Aragall sang Romeo in Bellini’s I Capuleti e i Montecchi at La Scala with Renata Scotto and Luciano Pavarotti.
[1] In 1974, Aragall featured in Massenet's Esclarmonde with Joan Sutherland and Richard Bonynge in San Francisco and resumed his role singing Rodolfo in Covent Garden in 1979.
In 1997 he toured Germany and sang the role of Pedro in Manuel de Falla’s opera La vida breve at the reopening of Madrid's Teatro Real.