Kiara made her acting debut in the 2014 comedy film Fugly.

Advani was born as 'Alia Advani' to Jagdeep Advani, a businessman and Genevieve Jaffrey.

Kiara has a younger brother, Mishaal.

Kiara's father is a Sindhi Hindu, while her mother, raised a Catholic, a woman of Scottish, Irish, Portuguese and Spanish ancestry.

Advani made her acting debut in Kabir Sadanand's comedy drama film, Fugly, opposite newcomer Mohit Marwah, Vijender Singh, Arfi Lamba and Jimmy Shergill. The film opened to mixed reviews.

Kiara Also Appeared In 2017 Romantic Action Film Machine Alongside Mustafa Burmawalla.

In June 2017, she signed her first Telugu film Bharat Ane Nenu starring opposite Mahesh Babu.

In January 2018, she signed another Telugu film starring opposite Ram Charan.

Kiara later appeared in a Netflix film Lust Stories.