Kristen Stewart [1] popped up at LAX on Wednesday, dressed casually for her travel day. Earlier this week, she was spotted at the airport [2] wearing another low-key look. It's an exciting week for the actress, as she will be celebrating her 25th birthday on Thursday. Meanwhile, Kristen also spoke to The Hollywood Reporter about the industry [3] and her career this week, saying, "I've never, ever been like, 'One day, I'm gonna win an Oscar.' Truly, my 'one day' was always, 'I'm gonna be a director! One day, I'm gonna direct movies!'" Keep reading for more pictures of Kristen's airport appearance, and then see photos of her outing with Alicia Cargile [4] late last month.