She was Miss Tennessee Teen USA in 1999, placing in the Top 10 at the national pageant.
In the fall of 2012, Boston would then be cast as one of the leads in the Lifetime fantasy-drama series Witches of East End, based on a novel of the same name by Melissa de la Cruz, opposite Julia Ormond, Jenna Dewan and Mädchen Amick.
At the end of 2016, Boston announced a partnership with Hallmark and author de la Cruz on a new original movie, Christmas in Angel Falls, which is about an angel who falls in love during the Christmas season.
She starred in the NBC drama series, American Dreams as Beth Mason from 2002 to 2005, in the short-lived CBS sitcom The Ex List in 2008, and on the USA Network series In Plain Sight from 2008 to 2012.
From 2013 to 2014, Boston starred as Ingrid Beauchamp in the Lifetime fantasy-drama series, Witches of East End.In that same year she also guest starred on NBC's ER playing an American soldier.