Lára Kristín grew up in
Mosfellsbær and began her football career with
Afturelding. She spent five largely successful seasons with
Stjarnan from 2014 to 2018, but refused a new contract and decided to move on after the club finished third in 2018. After spending a season with
Þór/KA, she signed a two-year contract with
KR in October 2019. In February 2021, Lára Kristín signed for Napoli, as a replacement for
Jacynta Galabadaarachchi who had
transferred to
Celtic. ==International career==