A prominent role in the 2015 Tamil anthology thriller film Tamizhuku En Ondrai Azhuthavum marked Aishwarya Dutta`s entry into the movie industry. She followed this up with a guest appearance in Achaaram (2015) and was signed up by director Suseenthiran for an important supporting role in his action thriller film Paayum Puli (2015), starring Vishal and Kajal Aggarwal in the lead roles. Her other notable performance came in the 2016 crime thriller film Aarathu Sinam, in which she played one of the leads alongside Arulnithi and Aishwarya Rajesh, with the movie receiving mostly positive critical reviews. Aishwarya`s 2017 release includes the action drama Sathriyan, under the direction of S. R. Prabhakaran, as part of the lead cast opposite Vikram Prabhu, Manjima Mohan and Kavin. Her 2018 release includes the thriller Marainthirunthu Paarkum Marmam Enna, directed by R. Rahesh.