Yes and rather quickly.

The naked Olivia listens to her music and slowly falls asleep, only waking up upon approach to the El Prat Airport in Barcelona.

[During the flight]

Olivia's friends took turns sitting by her and taking photos of her sleeping, naked, on a commercial airplane. Whoever was sitting near her at any time also took advantage of everyone trying to see her, allowing them to take close up photos for five dollars.

Kate walks up and taps Stacy on the shoulder. "Hey, its my turn, we are landing soon." Stacy turns to her and sighs. "Fine, have fun, shes been sleeping like a log this whole time."