Alicia Amo studied percussion and violin in San Sebastián and Graz, and also completed a ballet training. She studied singing in Graz and at the Schola Cantorum Basiliensis, where she specialised in the baroque and classical repertoire, receiving tuition from Gerd Türk, Margreet Honig, Bernardette Manca di Nissa, Christophe Coin, Andreas Scholl, Ana Luisa Chova, María Espada, Emma Kirkby, Rosa Domínguez, Carlos Mena, Ainhoa Garmendia and Richard Levitt, among others. She completed her vocal training at opera studios under Pablo Maritano and Alberto Zedda.
The soprano was the winner of the International Mozart Competition in Granada, the Manhattan International Music Competition, the Berlin Music Competition and the International Singing Competition "Francesco Provenzale" in Naples, and was invited to take part in the "Atelier Lyrique du Parlement de Musique" in Strasbourg and the programme "Jóvenes Excelentes de Caja de Burgos".
Amo, who has a wide-ranging repertoire of music from the 16th century to the present day, has sung in opera and oratorio performances under the direction of René Jacobs, Óscar Gershensohn, Andrea Marcon, Martin Gester, Carlos Mena, Enrico Onofri, Rinaldo Alessandrini, Thomas Hengelbrock , Raphaël Pichon, Pablo Heras-Casado, as well as in productions by the Zurich Chamber Orchestra, Café Zimmermann, the B'Rock Orchestra, the Balthasar-Neumann-Ensemble, Le Banquet Celeste, Le Parlement de Musique, Pygmalion, La Cetra Basel, Al Ayre Español and the Orquesta Barroca de Sevilla. She has performed in Versailles, at the Vienna Konzerthaus, Esterházy Palace in Eisenstadt, the Semperoper in Dresden, the Teatro de la Zarzuela in Madrid, the Teatro Arriaga in Bilbao, the Teatro de la Maestranza in Seville and at the Festivals d'Ambronay and La Seine Musicale in Paris, as well as at the Ruhrtriennale in Bochum. She has also given a number of song recitals, including with Opus Lírica, Eduardo López Banzo and Alessandro De Marchi.
As a singer, she has recorded CDs for the labels Harmonia Mundi, Arcana, Naïve, Tactus and Glossa, including the album "Dulze Acento" with the ensemble Musica Boscareccia, which she founded with Andoni Mercero and which was included in the Special Selection of the magazine Ópera Actual. As a violinist, she held the position as concertmaster with the Spanish Youth Orchestra and the Burgos Symphony Orchestra, and was a member of the European Youth Orchestra, the Orquesta Barroca de Sevilla, the Orquesta Sinfónica de Radio-Televisión española and I Barocchisti.
Alicia Amo teaches historical singing at the Academia Internacional de Música Antigua and the Baroque Opera Studio at the University of Burgos.