Cika wannan jumla: Illarramendi ya fara shekara ta biyu tare da bayyanar ɗan gajeren lokaci a gasar cin kofin UEFA ta 2014 da ta yi nasara a kan 'yan uwansa Sevilla FC a filin wasa na Cardiff City, kuma ya kasance wani ɓangare na ƙungiyar Real Madrid wanda
ya lashe gasar cin kofin kwallon kafa ta duniya a Morocco, yana wasa gaba daya wasan kusa da na karshe na 4 a kan Cruz Azul.