Phillips is the favorite to win the 11th season of the popular Fox show, according to odds posted on sportsbook.com.
There's 1 to 2 odds of Phillip Phillips will take the title, while Sanchez has a 3 to 2 shot of winning, according to the sportsbook.
American Idol is down to Phillips and Sanchez after Joshua Ledet was voted off the show yesterday.
Phillips and Sanchez are competing for a recording contract along with bragging rights of winning the 11th season of American Idol.
Phillips, a 21-year-old singer-songwriter, and Sanchez, a teen singing sensation from San Diego, will battle it out on Tuesday, which will be two hours of American Idol.
America will find out whether Phillips or Sanchez will be crowned the next American Idol on Wednesday.