She was first elected as a Member of Parliament in 1997 and re-elected in 2001. She served approximately eight years as a Government Minister.
Flood-Beaubrun established the first women’s support center for abused women and the first mother-to-child HIV prevention of transmission program in Saint Lucia. In 2006 Sarah was selected as Saint Lucia’s first female Speaker of the House of Assembly and then two years later she was appointed Deputy Permanent Representative for Saint Lucia at the United Nations in New York. During her time as a UN representative for Saint Lucia, Mrs. Flood-Beaubrun led negotiations for CARICOM at the United Nations.
She is the founder and director of the Caribbean Centre for Family and Human Rights (CARIFAM).