How do contestants on American Idol travel to Hollywood?

Contestants on American Idol who make it through the auditions in their hometowns are flown to Hollywood by the show. This is typically a group flight with other contestants who have also made it through the same stage of the competition.

The exact details of travel arrangements are not usually publicized, but it's safe to assume that the producers ensure the contestants have a smooth and comfortable journey to Hollywood for the next round of the competition.